CN105377080A - Seating unit convertible to bed - Google Patents
Seating unit convertible to bed Download PDFInfo
- Publication number
- CN105377080A CN105377080A CN201480029382.9A CN201480029382A CN105377080A CN 105377080 A CN105377080 A CN 105377080A CN 201480029382 A CN201480029382 A CN 201480029382A CN 105377080 A CN105377080 A CN 105377080A
- Authority
- CN
- China
- Prior art keywords
- bed
- seat
- folding
- leg
- pars intermedia
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Mattresses And Other Support Structures For Chairs And Beds (AREA)
- Special Chairs (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
A seating unit having a foldable bed includes: a base with an internal cavity and a rear wall; a foldable bed that includes separate and distinct head, intermediate and seat sections, wherein in a folded position, the intermediate and seat sections are generally horizontally disposed and positioned in vertically stacked relationship, and the head section is generally vertically disposed and positioned adjacent the rear wall of the base, and in an unfolded position, the head, intermediate and seat sections are generally horizontally disposed and in serial alignment with each other; and a bed folding mechanism that is attached to the base and the head, intermediate and seat sections that controls the movement of the bed between the folded and unfolded positions.
Description
Related application
The U.S. Provisional Patent Application the 61/907th that application claims was submitted on November 21st, 2013, the priority of No. 038, whole disclosures of this temporary patent application are incorporated herein at this.
Technical field
Present invention relates in general to furniture, relate more specifically to a kind of units of furniture that can be transformed into bed.
Background technology
Thus the units of furniture that can be transformed into bed is subject to the welcome of consumer due to their multifunctionality.Many consumers find to have the sofa of bed or seat to be provided to be very easily for guest, because this unit can get rid of the needs to other independent bed.Common divan design comprises himself a complete mattress, and this mattress be not folded in the cavity of sofa between the operating period.A this example is described in the United States Patent (USP) the 4th, 200 authorizing the people such as Gill, in No. 941.The divan of this type can quite weigh, and usually not only needs independent mattress but also needs for controlling the mechanism of mattress expansion and folding relative complex.
Other units of furniture does not have complete mattress, but by being used as the stayed surface of sofa and the unitary part launching to form smooth mattress shape sleep surface formed.The United States Patent (USP) 7,547 that the different examples of this basic conception are disclosed in the United States Patent (USP) 2,740,131 authorizing the people such as Vogel, the United States Patent (USP) 5,195,194 authorizing Bradley and authorize Murphy, in 182; Whole disclosures of each patent are incorporated herein at this.Authorize three unitary part that the bed disclosed in the latter patent of Murphy comprises the mattress as bed: seat portion, pars intermedia and head.Fold mechanism controls head, pars intermedia and seat portion, and in folding position, (wherein head, pars intermedia and seat portion are located with the relation of vertical stacking, head seat portion below pars intermedia is on pars intermedia, and head and pars intermedia are positioned at the cavity of bedcover and are used as in the seat portion of " seat " of sofa) move with between expanded position (wherein head, pars intermedia and seat portion flatly arrange and sequentially align and form sleep surface).
Although by the existence of these different folding beds, expect to provide other the units of furniture that can hold folding bed.
Summary of the invention
As first aspect, embodiments of the invention relate to a kind of seat unit comprising folding bed.This seat unit comprises: the base portion with internal cavity and rear wall; Comprise separately and the folding bed of the head separated, pars intermedia and seat portion, wherein in folding position, pars intermedia and seat portion are arranged by less horizontal and located with the relation of vertical stacking, head is arranged vertically substantially and is positioned at the position adjacent with the rear wall of base portion, at expanded position, head, pars intermedia and seat portion are arranged by less horizontal and sequentially alignd each other; And being attached to the bed fold mechanism of base portion and head, pars intermedia and seat portion, this fold mechanism controls the motion of bed between folding position and expanded position.
As second aspect, embodiments of the invention relate to the seat unit comprising folding bed, and this seat unit comprises: the base portion with internal cavity; Comprise the folding bed of multiple part, wherein in folding position, each bed portion is folded relative to each other and is stored in base portion cavity, and seat portion is used as the seat of seat unit, at expanded position, bed portion is arranged by less horizontal and sequentially alignd each other, and seat portion is positioned in before base portion; Be attached to the bed fold mechanism in base portion and bed portion, this fold mechanism controls the motion of bed between folding position and expanded position; And being attached to the backrest cushion component of base portion, this backrest cushion component can move between the position raised and the position of reduction.
As the third aspect, embodiments of the invention relate to a kind of seat unit comprising folding bed, and this seat unit comprises: the base portion with internal cavity; Comprise the folding bed of multiple part, wherein in folding position, bed portion is folded relative to each other and is stored in base portion cavity, and seat portion is used as the seat of seat unit, at expanded position, bed portion is arranged by less horizontal and sequentially alignd each other, and wherein seat portion is positioned in before base portion; Be attached to the bed fold mechanism in base portion and bed portion, this fold mechanism controls the motion of bed between folding position and expanded position; And being installed to the center leg assembly of pars intermedia, this center leg assembly is present in pars intermedia and seat portion and extends to support pars intermedia from below at expanded position in folding position.
Accompanying drawing explanation
Fig. 1 is the side view of the seat unit according to the embodiment of the present invention, shows bed and be in its folding position and show the position that backrest is in reduction in figure.
Fig. 2 is the side view of the seat unit of Fig. 1, and wherein backrest is in the position of rising.
Fig. 3 is the side view of the seat unit of Fig. 1, and wherein bed is in the centre position between folding position and expanded position.
Fig. 4 is the side view of the seat unit of Fig. 1, and wherein bed is in its expanded position.
Fig. 5 is the top view of the seat unit of Fig. 1, and wherein bed is in the expanded position of Fig. 4.
Fig. 6 A is the side view of the development mechanism of the seat unit of Fig. 1, and wherein this mechanism is in the folding position of Fig. 1 and Fig. 2.
Fig. 6 B is the side view of the development mechanism of Fig. 6 A, and wherein this mechanism is in the centre position of Fig. 3.
Fig. 6 C is the side view of the development mechanism of Fig. 6 A, and wherein this mechanism is in the expanded position of Fig. 4.
Fig. 6 D be diagram be in the expanded position of Fig. 4, the top view of the half of the development mechanism of Fig. 6 A.
Fig. 7 be diagram be in the folding position of Fig. 1 and Fig. 2, the rear view of a foreleg of the seat unit of Fig. 1.
Fig. 8 is the front perspective view of the foreleg of Fig. 7.
Fig. 9 be diagram be in the centre position of Fig. 3, a front face upwarding view retreated of the seat unit of Fig. 1.
Figure 10 is the front face upwarding view of back leg that diagram is in expanded position, Fig. 9.
Figure 11 be diagram be in the folding position of Figure 10, the rear face upwarding view of the back leg of Fig. 9.
Figure 12 be diagram be in the centre position of Fig. 9, the rear face upwarding view of the back leg of Figure 11.
Figure 13 be diagram be in the expanded position of Figure 10, the rear face upwarding view of the back leg of Figure 11.
Figure 14 is the top view of the seat unit of Fig. 1, shows bed and be in its folding position and for the sake of clarity removed by pad in figure.
Figure 15 is the top view of the seat unit of Fig. 2, shows bed and be in its expanded position and for the sake of clarity removed by pad in figure.
Figure 16 is the face upwarding view of seat portion, there is shown the seat frame with its sub-frame and sinusoidal spring.
Detailed description of the invention
More specifically the present invention is described with reference to the accompanying drawings hereinafter.The present invention is not intended to the embodiment being confined to illustrate; On the contrary, these embodiments are intended that to those skilled in the art fully and disclose the present invention fully.In whole accompanying drawings, similar Reference numeral refers to similar element.For the sake of clarity the thickness of some parts and size can be amplified.For the purpose of understanding for simplicity and/or knowing, can not be described in detail for well-known function or structure.
Unless otherwise prescribed, whole term used herein (comprising technology and scientific terminology) have with by usual the understood identical implication of those skilled in the art in the invention.It is to be further understood that, term, the term such as defined in common dictionary, should be counted as the implication that the implication that has with them in association area background is consistent, and will not make an explanation in Utopian or too formal mode, unless so specified clearly herein.
Term used herein is just in order to describe the object of specific embodiment, and is not intended to limit the present invention.Singulative used herein " one ", " one " and " being somebody's turn to do " intention also comprise plural form, unless clearly illustrated in addition in context.It is to be further understood that, buzz word as used in this specification " comprises " and/or " comprising " is the existence that institute's features set forth, integer, step, operation, element and/or parts are described, but does not get rid of one or more further feature, integer, step, operation, element, the existence of parts and/or its group or interpolation.Word "and/or" used herein comprises any one and whole combinations in one or more relevant listed article.
In addition, for convenience of description, herein can usage space relational language, such as " below ", " lower than ", D score, " above ", " on " etc. the relation of an element or feature and another element or feature is as shown in the drawings described.Should be understood that, space correlation term intention to comprise except orientation shown in accompanying drawing device different azimuth in use or operation.Such as, if the element by the device upset in accompanying drawing, being described to " below other element or feature or below " will be positioned at above other element or feature.Therefore, above exemplary buzz word " below " can be included in and below these two orientation.This device can additionally orientation (90-degree rotation or in other orientation) and do corresponding explanation for space correlation descriptor used herein.
Referring now to accompanying drawing, illustrate briefly with the seat unit that Reference numeral 10 indicates in Fig. 1-Figure 13.First with reference to Fig. 1 and Fig. 5, seat unit 10 comprises: the base portion 11 with antetheca 12, the rear wall 13 with backrest 13a and there is arm 14a relative sidewall 14(see Fig. 5); These walls 12,13,14 limit cavity 17.Folding bed 15 comprises: have the seat portion 16 of seat frame 18 below, have the pars intermedia 20 of intermediate plate 22 below and have the head 24 of head plate 26 below.Intermediate plate 22 and head plate 26 are plates of plane, are usually made up of timber, these plates be positioned at for sleep the major part of the pad of comfort surface is provided or whole below.Seat frame 18 comprises two open square sub-frames, and the U.S. Patent application the 13/900th of the commonly assigned and CO-PENDING hereinafter and in submission on May 22nd, 2013, describes in more detail to it in No. 311 (its whole disclosure is incorporated herein at this).
With reference to Figure 14-Figure 16, seat frame 18 comprises two open square sub-frames 302, and these two sub-frames 302 are attached with relation shoulder to shoulder via cross member 304a, 304b.In each sub-frame 302, vertical plate 305,306,307 is from the edge of U-shaped mainboard 310 to downward-extension, and vertical plate 308 is crossed over the open end of mainboard 310 and formed substantially in foursquare opening 311.Cross member 304a, 304b are installed to the downside of stiffener 312, and this stiffener 312 is positioned at below " leg " of each mainboard 310.In certain embodiments, opening 311 is of a size of from back to front between about 14 and 26 inches.Sinusoidal spring 314 extends thus crosses over the opening 311 of sub-frame 302 between vertical plate 305 and 307.Then, pad 316 is fixed to the upside of mainboard, and seat webbing is added to vertical plate 305,306,307,308 and pad 316 above to provide aesthetically joyful seat cushions assembly.
Bed 15 can move between folding position (wherein seat and pars intermedia 16,20 are arranged by less horizontal and locate with the relation of vertical stacking, and head 24 is arranged vertically substantially and is positioned at the position (see Fig. 1 and Fig. 2) adjacent with backrest 13a with the rear wall 13 of base portion 11) and expanded position (wherein seat portion, pars intermedia and head 16,20,24 flatly arranges and sequentially align and form sleep surface (see Fig. 4 and Fig. 5)).
The motion of the part 16,20,24 of bed 15 controlled by a pair fold mechanism 30, below will be for a more detailed description to bed fold mechanism 30.Bed fold mechanism 30 is mirror image (Fig. 5 and Figure 14) each other around perpendicular P, and this perpendicular P is by seat unit 10 decile perpendicular to antetheca 12; Therefore, only will be described a bed fold mechanism 30 herein, should be understood that this description is also applicable to another mechanism.Two leg fold mechanisms 100 are also mirror image at surrounding plane P each other, thus will only be described in detail a leg fold mechanism 100 hereinafter.
For the sake of clarity, bed 15 will be described to the expanded position being in Fig. 4 and Fig. 5 at first; Then the folding position of Fig. 1 and Fig. 2 is moved to.The buzz word " side direction " of each parts relative position of description used herein, " outwards " and derivative thereof represent the direction limited by the vector starting from perpendicular P, this perpendicular P by perpendicular to antetheca 12 seat unit 10 decile and extend towards any one sidewall 14.On the contrary, buzz word " inwardly ", " to the inside " and derivative thereof represent with " outwards " side in the opposite direction.Jointly, " inwardly " and " outwards " direction comprises " transverse direction " axis of seat unit 10.Closest to the rear wall 13 of base portion 11 and backrest 13a(namely " rear portion " of bed 15 of launching be positioned at, headward 24) end of bed 15, and " front portion " of bed 15 is positioned at the end closest to seat portion 16." front " and " afterwards " direction comprises " longitudinal direction " axis of bed 15.
In addition, some parts of bed fold mechanism 30 are illustrated as the interconnective connecting rod of a series of pivot in this article.One skilled in the art will appreciate that the pivot between connecting rod or other parts can adopt multiple structure, the such as combination etc. of pivot pin, rivet, screw bolt and nut, wherein any one all can be suitable for being used in the present invention.In addition, the shape of connecting rod self and structure alterable, as those in the art will appreciate.In addition, some connecting rods fully can be omitted in certain embodiments, and other connecting rod can be comprised in certain embodiments.
Referring now to Fig. 4, Fig. 5, Fig. 6 C and Fig. 6 D, bed fold mechanism 30 comprises front mounting bracket 41, and this front mounting bracket 41 is fixed to the inner surface of sidewall 14.Snakelike rear mounting bracket 40 is fixed to the rear portion of front mounting bracket 41.L shape head connecting rod 42 installing connecting rods 40 after pivot 44 place is connected to; Then head connecting rod 42 upwards extends forward from pivot 44, and wherein head connecting rod 42 is fixed to holder,head 43, and this holder,head 43 is correspondingly fixed the side of plate 26 to the end.Pivot 44 provides axis, and in the motion between folding position and expanded position, head 24 rotates around this axis.
Front mounting bracket 41 comprises groove 41a, 41b of two arcs.The extension 46 be obliquely installed is mounted vertically the forward end of front mounting bracket 41 usually.Pars intermedia support 48 is fixed to the downside of intermediate plate 22 and is attached to the upper end of extension 46 at pivot 50 place.Pivot 50 limits axis, and in the motion between folding position and expanded position, pars intermedia 20 rotates around this axis.
Connect connecting rod 52 and be attached to head connecting rod 42 at pivot 54 place and from wherein extending to forward the pivot 56 with pars intermedia support 48.In motion between folding position and expanded position, connect connecting rod 52 and the motion of the motion of head 24 and pars intermedia 20g is linked together.
Seat unit 10 comprise can help user by bed 15 the folding linkage different with two of launching: launch accessory part 60 and folding accessory part 72.With reference to Fig. 6 C, launch accessory part 60 and comprise spring 62, this spring 62 is attached to the summit of extension 46 at its forward end.Spring link 64 is attached to pars intermedia support 48 at pivot 56 place and and extend back and be attached to the rear end of spring 62 downwards at its forward end.Control link 68 is attached to the lower end of extension 46 at pivot 69 place and extends upwardly to the pivot 67 with spring link 64.Control link 68 also comprises pin 68a, and this pin 68a is received within the forward end of the groove 41a of front mounting bracket 41.At the expanded position of Fig. 4 and Fig. 6 C, spring 62 is lax substantially, if by halves.
Still with reference to Fig. 6 C, folding accessory part 72 comprises spring 74, this spring 74 be attached to rear mounting bracket 40 rear end and from wherein extending forward.Spring link 76 is attached to spring 74 in its lower end, and the forward end of mounting bracket 40 after pivot 78 place is attached at its upper end.Spring link 76 comprises two pins 76a, 76b; Pin 76a is received within the groove 41b of front mounting bracket 41.Slotted link 80 has the groove 80a of acceptance pin 76b in its back-end.Control link 82 mounting bracket 41 and usually from wherein upwards extending before pivot 84 place is attached to; The connecting rod 80 of fluting is attached to the central part of control link 82 at pivot 83 place.Transition connecting rod 86 is attached to the upper end of control link 82 in its back-end at pivot 88 place, and from wherein downwards with extend to forward the pivot 90 having and be connected connecting rod 52.At the expanded position of Fig. 4 and Fig. 6 C, spring 74 is in tension.
Referring now to Fig. 7-Figure 13, bed 15 comprises two legs substantially taken the shape of the letter U 94.Leg 94 is installed in seat portion 16 below and move between folding position (wherein the right cylinder 95 of leg 94 laterally extends toward each other and is usually horizontally set in the below of seat portion 16) and expanded position (wherein the right cylinder 95 of leg 94 is arranged on the below of seat portion 16 vertically and is supported on surface below so that from providing support for seat portion 16) below.In the embodiment illustrated, the distance between the right cylinder 95 of leg 94 is between about 16 and 24 inches.
As implied above, leg 94 folding be by two leg fold mechanisms 100 control (will only be described one of them leg fold mechanism herein).Each leg fold mechanism 100 comprises front pars intermedia support 102, and this support 102 is installed in the below of the leg end of pars intermedia 20; Front pars intermedia support 102 comprises vertical flange 102a, and this flange is provided with cam 103(Figure 13).The seat portion support 104 with side flanges 104a and end flange 104b is installed in below seat portion 16.When bed 15 is in the expanded position of Figure 10 and Figure 13, the support 102 and 104 connected at pivot 105 place is adjacent one another are.
With reference to Fig. 9 and Figure 10, gear drive connecting rod 106 pars intermedia support 102 and from wherein extending forward before pivot 108 place is installed to.The gear 110 with tooth 112 is installed to seat portion support 104 to rotate around axis of pitch at pivot 116 place.Gear drive connecting rod 106 is attached to gear 110 at pivot 114 place.The star-wheel 120 with extension 126 is fixed to a right cylinder 95 of leg 94, and is attached to the end flange 104b of seat mounting bracket 104 at pivot 124 place limiting longitudinal pivotal line.The tooth 122 of star-wheel 120 engages with the tooth 112 of gear 110.
As illustrated best in Figure 11-Figure 13, stop lever 130 has level board 130a and vertical plate 130b.Two grooves 130c, 130d are present in vertical plate 130b, and receive pin 104c, 104d of being installed to the inner surface of the vertical flange 104a of seat portion support 104 respectively.Tab 132 extends forward from level board 130a.Extension 138 is installed and is fixed to seat portion support 104 and from wherein extending internally.Pin 138a from installing the level board of extension 138 to downward-extension, and engages with the groove in the backward edge of the level board 130a of stop lever 130.The vertical plate installing extension 138 has hole 138c, and tab 132 extends past this hole 138c.Strut 134 is attached to star-wheel extension 126 at pivot 136 place pivot.The end opposite of strut 134 has pin 134a, and this pin 134a extends in the groove 138b in the vertical plate installing extension 138.Strut 134 also has protuberance 134b, and when bed 15 is in expanded position, this protuberance 134b engages (see Figure 10) with tab 132.Spring 140 is installed to the side flange 104a of seat portion support 104 via pin 104d, and is installed to the forward end of stop lever 130 at column 130e place.
Referring now to Fig. 7 and Fig. 8, support 150 is installed to the downside of the leg end of seat portion 16.Vertical plate 151 is fixed to support 150 and comprises the groove 150a of circular arc.Tab 150c extends internally; Column 150d is installed on tab 150c.Extended element 152 is installed to the right cylinder 95 of leg 94 and extends to the pivot 160 with vertical plate 151.A branch of extended element 152 laterally extends, and another embodiment comprising this part of the pin 152a(leg fold mechanism be received within groove 150a is described in aforesaid U.S. Patent application the 13/900th, No. 311).
Referring again to Fig. 2, Fig. 4 and Fig. 5, bed 15 also comprises center leg assembly 180, and as shown in Figure 5, this center leg assembly 180 is installed into towards the center of bed.Center leg assembly 180 comprises mounting bracket 184, and this mounting bracket 184 is fixed to the downside of intermediate plate 22.Center leg 182 is installed to mounting bracket 184 at pivot 186 place.Respective pneumatic cylinder 188 is attached to mounting bracket 184 at pivot 189 place, and is attached to center leg 182 at pivot 190 place.The bottom of center leg 192 crossed over by cross member 192.
Seat unit 10 also comprises the backrest cushion component 200 can seen in fig. 1 and 2.This backrest cushion component 200 comprises mounting bracket 202, and this mounting bracket 202 is fixed to the side plate of backrest 13a.Upper and lower swing connecting bar 204,208 is attached to mounting bracket 202 at pivot 206,210 place respectively.Mounting bracket 212 is attached to upper and lower swing connecting bar 204,208 at pivot 216,218 place.Backboard 213(is provided with one or more backing cushion 214 on this backboard) be fixed to mounting bracket 212.Spring 220 is attached to swing connecting bar 204 and mounting bracket 212.
In order to make bed 15 move to the folding position of Fig. 1 and Fig. 2 from the expanded position of Fig. 4, Fig. 5, Fig. 6 C and Fig. 6 D, user mentions the front end of seat portion 16 and makes it move backward.The pars intermedia 20 supported by pars intermedia support 48 is also mentioned in this action, starts relative to the starting point (vantagepoint) the counterclockwise pivotable of base portion 11(from Fig. 2-Fig. 4) around pivot 50 pivotable.As seen in Fig. 3, when pars intermedia 20 relative to seat portion 16 around pivot 105 pivotable time, seat portion 16 still keeps general horizontal.The rotation of pars intermedia 20 also promotes to connect connecting rod 52 backward, and drive head 24 is rotated counterclockwise around pivot 44 thus.This motion continues until pin 42a on head connecting rod 42 touches the lower limb (see Fig. 6 A) connecting connecting rod 52, has reached the last position in cavity 17 inside and be substantially upright (see Fig. 2) at this head 24.When pars intermedia 20 arrives when the inverted orientation of cavity 17 inside, pars intermedia 20 stops (Fig. 2) around the rotation of pivot 50.Seat portion 16 is at general horizontal but slightly oblique orientation (Fig. 2) completes its motion, and the track 18a below the front end being wherein arranged on seat frame 18 is supported on the top of antetheca 12.
The Part I of jackknife action is assisted by folding accessory part 72.It is contemplated that based on to the inspection of Fig. 3, Fig. 4, Fig. 6 B and Fig. 6 C, when connecting connecting rod 52 drive head 24 and rotating around pivot 44, connect connecting rod 52 and also drive transition connecting rod 86 to move backward.This motion causes control link 82 to be rotated counterclockwise around pivot 84.The rotation forces slotted link 80 of control link 82 is moved backward, thus utilizes the tension force in spring 74 to pull spring link 76 to make it turn clockwise around pivot 78.Therefore, the folding movement of this part is assisted by the tension force in spring 74; As shown in Figure 3, when the rear end of the pin 76a arrival slot 41b of spring link 76, assist to stop.
Can also can from Fig. 2, Fig. 3, Fig. 6 A and Fig. 6 B, when pars intermedia 20 is rotated counterclockwise around pivot 50 and drives connection connecting rod 52 to move backward, the spring link 64 launching accessory part 60 to rear drive makes it slightly be rotated counterclockwise around pivot 67 relative to control link 68; In addition, control link 68 is slightly rotated counterclockwise around pivot 69.But during this initial part of jackknife action, spring 62 produces very little tension force.Once folding accessory part 72 has stopped assisting folding (Fig. 3 and Fig. 6 B), the spring link of movement progress backward 64 connecting the continuation of connecting rod 52 has moved backward, and what this made control link 68 is rotated counterclockwise continuation.Spring 62 elongates by the rotation of control link 68, thus to some resistances of folding generation of bed 15 (this can contribute to preventing falling or " slamming " of when bed is closed due to its weight bed 15).When the rear end of pin 68a arrival slot 41a, the rotation of control link 58 stops (Fig. 2 and Fig. 6 A).
Now with reference to Fig. 7-Figure 13, the folding of leg 94 is described.As what can be able to see in Fig. 9, Figure 10 and Figure 13, at expanded position, the right cylinder 95 of leg 94 to downward-extension away from seat portion 16.At the forward end of leg 94, the pin 152a of extension 152 is positioned in the upper end of groove 150a.As shown in Fig. 9, Figure 10 and Figure 13, rear to end at leg 94, stop lever 130 is located in a forward direction (being held in place by cam 103), thus pin 104c, 104d is positioned in the rear end of groove 130c, 130d, and spring 140 is placed in tension by this.Tab 132 extends past the hole 138c installing extension 138; Tab 132 inwardly moves in groove 138b with the anti-shotpin 134a of joint of protuberance 134b, and this correspondingly prevents the leg 94 of star-wheel 120 and attachment from rotating around pivot 124.Also engaged by the tooth 112 of the tooth 122 with gear 110 that make star-wheel 120, and prevent this rotation.
When operator mentions seat portion 16 to make bed 15 move to folding position, pars intermedia 20 makes cam 103 rotate relative to stop lever 130 relative to seat portion 16 around the pivotable of pivot 105, this makes spring 136 shrink thus is pulled back by stop lever 130, is pulled back by the tab 132 of stop lever 130 thus in the hole 138c installing extension 138.Tab 132 is pulled out significantly thus away from protuberance 134(Fig. 9 and Figure 12) time, star-wheel 120 and adjacent leg 94 freely rotate around pivot 124.Gear drive connecting rod 106 pulls forward by rotate relative with the continuation of seat portion 16 of pars intermedia 20, and this action makes gear 110 turn clockwise (starting point from Fig. 9) around pivot 116.The rotation of gear 110 makes star-wheel 120 rotate around pivot 124, make the right cylinder 95 of leg 94 longitudinally axis pivotable and the rumble seat portion 16 below that extends internally folding and at folding pars intermedia 20(Fig. 2 and Figure 11 above).During this rotates, the column 134a of strut 134 inwardly moves in the groove 138b installing extension 138.The rotation of foot right cylinder 95 also makes extension 152 rotate around pivot 160 relative to the vertical plate 151 of leg support 150, and pin 152a is moved downward in groove 150a inside, and this motion for leg 94 provides stability and ride comfort.
The expansion of the bed 15 of the expanded position from the folding position of Fig. 1 to Fig. 4 and Fig. 6 is edge by mentioning seat portion 16 and will this edge is pulled to make it start away from the base portion 11 of seat unit 10.Bed fold mechanism 30 and leg fold mechanism 100 reverse above-mentioned motion thus bed 15 can be launched, and when gear drive connecting rod 106 fully travels forward (roughly in the position of Fig. 3, Fig. 9 and Figure 12), leg 94 fully becomes when tab 132 enters the hole 138c of installation extension 138c and engages (Fig. 4, Figure 10 and Figure 13) with the protuberance 134b of strut 134 be locked in vertical layout to downward-extension.When the back edge of head connecting rod 42 impinges upon the pin 40a on rear mounting bracket 40, motion stops (Fig. 6 C).The folding assembly 60 that stops assists to launch to operate until control link 68 turns clockwise fully, the tension force in spring 62 not to be existed (point roughly in the motion shown in Fig. 3 and Fig. 6 B) substantially.This point at the volley substantially, launches to stop assembly 72 to start to stop and launch.Slotted link 80 pulls forward by the propulsion connecting connecting rod 52, and this makes spring link 76 be rotated counterclockwise around pivot 78 and produce tension force in spring 74.This 15 can prevent bed 15 from slamming expanded position due to its weight away from the biased of expanded position.
In addition, during the expansion of bed 15, center leg 182 is launched by center leg assembly 180.In the folding position of Fig. 2, center leg 182 is parallel with pars intermedia 20 substantially, and is retracted by pneumatic cylinder 188.When pars intermedia 20 rotate and away from seat portion 16 time, pneumatic cylinder 188 promotes center leg 182 and rotates around pivot 186.Early stage in expansion action, center leg 182 extrudes the seat plate l18 of seat portion 16; Because make pneumatic cylinder be biased towards their extended position, so center leg 182 helps bed 15 to launch with the contact of seat plate 118.When being extended by pneumatic cylinder 188, center leg assembly 180 is made fully to extend (Fig. 4).
In addition, as shown in Fig. 2-Fig. 4, the pad 24a of head 24 has the sweptback leading edge from top to bottom, and the pad 20a of pars intermedia 20 has the back edge turned forward to top from bottom.The back edge of pad 24a runs into the leading edge of pad 20a thus forms seam between, and this seam matches well edge and seam under inclination conditions as described above do not occur more " closely ".
Also it should be pointed out that backrest cushion component 200 is in the position of rising in Fig. 2-Fig. 4 showing the folding of bed 15 and expansion.In this position, spring 220 is in tension.Therefore, spring 220 maintains pivot 206, " on center " state between 210 and 218, and backrest cushion component 200 is maintained the position of rising by this.As shown in Figure 1, by applying downward power by back pad 214 can be made to reduce to backing cushion 214 and/or backrest dull and stereotyped 213, this causes upper and lower swing connecting bar 204,208 to turn clockwise around pivot 206,210.Upper and lower swing connecting bar 204,208 rotates past " in the heart " state (when connecting rod 204,208 normally level time), its rear spring 220 makes backrest cushion component 200 be biased to dipping shown in Fig. 1.Assembly 200 still remains on the most of the time that this position reaches seat unit 10 use usually, only has and is just raised when bed 15 launches.
Some advantages of this seat unit are described in U.S. Patent application the 13/900th above, No. 311.The layout of leg 94 and an advantage of motion can be understood for example, referring to Figure 14.Folding similarly and launching (namely, their azimuth dimension is held in folding position and expanded position by seat and head, and pars intermedia is inverted into expanded position from the orientation of its folding position) prior art folding bed, such as authorizing described in No. 2011/0010847th, the U.S. Patent Publication of Murphy, comprising solid slab to provide support at the pad of seat below, pars intermedia and head.Although the combination of solid slab and pad provides acceptable sleep surface usually, but its passenger usually not for taking one's seat provides comfortable surface when bed is in its folding position, because the weight of seated occupant may time pad " reduction minimum point ", force passenger to feel crust as the seat plate of support thus.By comprising the open sub-frame 302 of the pad being provided with seat portion 16 in the above, seat portion 16 can provide the seated surface being similar to conventional seat unit.The right cylinder 95 of leg 94 is positioned near the vertical plate 305,307 of sub-frame 302, does not therefore significantly affect the comfort of taking one's seat provided by pad 316 and spring 314.
In addition, typical seat unit will have many people and can to take one's seat superincumbent abundant width (such as, love seat will have two points for taking one's seat, and couch will have three points etc.).But many seats seat unit of prior art will only include the single wide pad covering whole seat portion.This provides for some consumers is the outward appearance not receiving welcome.But seat portion 16 can pad outward appearance for many seats seat unit provides more, this can be more desirable for consumers.
One skilled in the art will appreciate that and can adopt some different shapes according to the seat unit of the embodiment of the present invention.Such as, although be in expanded position and can be used in seat unit folding in the manner described around the leg in the supporting chair portion of longitudinal axis pivotable, this leg also can be used in different types of seat unit.Such as, United States Patent (USP) 2,740,131,4,200,191 and 4,737,996 and seat unit described in U.S. Patent Publication 2007/0283491 and 2011/0010847 can be suitable for being used in the present invention.In addition, when needed can by any one in folding auxiliary unit and folding prevention unit or two omissions.
In addition, the embodiment of the seat unit with illustrating described herein can provide other advantage.Such as, by head 24 being positioned at vertical orientation in folding position, designer can have more flexibility in the design of pad being used in seat portion, pars intermedia and head.Thicker pad can be used in these parts, because only have two parts (seat portion and pars intermedia) to be stacked vertically in the inside of base portion cavity when seat unit is in folding position.This can be passenger and provides more comfortable taking one's seat and/or more comfortable sleep, and the folding bed of this type can be enable to use in conjunction with more kinds of sofas (comprising " leaving floor " type).
In addition, by comprising backrest cushion component 200, designer has the flexibility using any thickness pad, instead of is confined to certain thickness when the head of bed is also used as backrest.In addition, in some units of furniture, before bed launches, backing cushion removed and be placed on.Backing cushion is kept in good order by backrest cushion component 200, even when bed launches.
In addition, the existence of center leg assembly 180 can be increased in and be launched by bed 12 and the stability of bed 15 after support passengers.In addition, when pars intermedia and seat portion being folded, the use of pneumatic cylinder or device that pars intermedia and seat portion are biased towards expanded position can assist the behavior launching bed.
One skilled in the art will appreciate that and can adopt some different forms according to the seat unit of the embodiment of the present invention.Such as, any one in folding auxiliary unit and folding prevention unit or two unit can be omitted when needed.In addition, the mechanism's alterable for making the leg in supporting chair portion rotate.Such as, except the rotation utilizing pitch wheel to cause leg, this mechanism can use a series of pivot links.In addition, although illustrated embodiment is configured so that leg is fully expanded the centre position shown in Fig. 3, Fig. 9 and Figure 10 substantially, this mechanism can be configured so that leg launches at the early stage of bed motion or late period.
In addition, the structure alterable of leg self.Such as, although each leg is illustrated as the single component substantially taken the shape of the letter U, this leg also can be configured to the ring of U-shaped.Alternately, seat unit can comprise the independent leg member of four of each flat member naturally, instead of has two legs of two right cylinders separately.In other embodiments, can only comprise two or three right cylinders, instead of four.Other structure can be apparent for those skilled in the art.
Finally, in certain embodiments, any one in center leg assembly 180 and backrest cushion component 200 or two assemblies can be omitted.
Above be illustration of the present invention, and should not be understood as that restriction the present invention.Although described exemplary embodiment of the present invention, those skilled in the art will easily understand, and under the prerequisite substantially not deviating from new teaching of the present invention and advantage, can make many amendments in the exemplary embodiment.Therefore, all this amendments are intended that and are included in the scope of the invention defined by the claims.The present invention limited by claims, and the equivalent of claim should be included in wherein.
Claims (41)
1. comprise a seat unit for folding bed, described seat unit comprises:
Base portion, it has internal cavity and rear wall;
Folding bed, it comprises separately and the head separated, pars intermedia and seat portion, wherein in folding position, described pars intermedia and seat portion are arranged by less horizontal and be locate with the relation of vertical stacking, and described head is arranged vertically substantially and is positioned at the position adjacent with the described rear wall of described base portion, and at expanded position, described head, pars intermedia and seat portion are arranged by less horizontal and sequentially alignd each other; And
Bed fold mechanism, it is attached to described base portion and described head, pars intermedia and seat portion, and described bed fold mechanism controls the motion of described bed between described folding position and described expanded position.
2. seat unit as claimed in claim 1, wherein, in the motion between described folding position and expanded position, described head is around single pivotal line pivotable.
3. seat unit as claimed in claim 1, wherein, described pars intermedia is attached to each other with described seat portion with being into pivoting relationship.
4. seat unit as claimed in claim 1, wherein, described head comprises the pad of the leading edge with inclination, and described pars intermedia comprises the antemarginal pad with inclination.
5. seat unit as claimed in claim 1, also comprises the backrest cushion component being attached to described base portion, and described backrest cushion component can move between the position raised and the position of reduction.
6. seat unit as claimed in claim 1, also comprises:
A () is attached to the leg of described seat portion pivotally; And
B () is installed to the leg Foldable assembly of described pars intermedia and described seat portion, wherein said leg to be configured to be present in when described seat unit is in described folding position between described pars intermedia and seat portion and to be present in the below of described seat portion when described seat unit is in described expanded position.
7. seat unit as claimed in claim 6, wherein, described leg is pivotable around the axis of the be roughly level parallel with the longitudinal direction of described seat unit.
8. seat unit as claimed in claim 5, wherein, is positioned between described pars intermedia and described seat portion at leg described in described folding position.
9. seat unit as claimed in claim 1, wherein, described bed fold mechanism comprises the folding auxiliary unit making described bed biased towards described folding position.
10. seat unit as claimed in claim 1, wherein, described bed fold mechanism comprises the folding prevention unit that described bed is biased towards expanded position.
11. seat units as claimed in claim 1, also comprise the center leg assembly being installed to described pars intermedia, described center leg assembly to be present in folding position between described pars intermedia and described seat portion and to extend to support described pars intermedia from below at expanded position.
12. seat units as claimed in claim 11, wherein, described center leg assembly comprises makes described center leg element bias with the bias unit extended, and wherein said center leg element bias also makes described pars intermedia and seat portion be biased towards described expanded position to extend.
13. 1 kinds of seat units comprising folding bed, described seat unit comprises:
Base portion, it has internal cavity;
Folding bed, it comprises multiple part, wherein in folding position, described bed portion is folded relative to each other and is stored in described base portion cavity, wherein seat portion is used as the described seat of described seat unit, and at expanded position, described bed portion is arranged by less horizontal and sequentially alignd each other, and wherein said seat portion is positioned at the front of described base portion;
Bed fold mechanism, it is attached to described base portion and described bed portion, and described bed fold mechanism controls the motion of described bed between described folding position and described expanded position; And
Backrest cushion component, it is attached to described base portion, and it can move between the position raised and the position of reduction.
14. seat units as claimed in claim 13, wherein, described multiple part of described folding bed also comprises head and pars intermedia, wherein in described folding position, described centre and seat portion are arranged by less horizontal and be locate with the relation of vertical stacking, described head is arranged vertically substantially and is positioned at the position adjacent with the described rear wall of described base portion, and at described expanded position, described head, pars intermedia and seat portion are arranged by less horizontal and sequentially alignd each other.
15. seat units as claimed in claim 14, wherein, in the motion between described folding position and described expanded position, described head is around single pivotal line pivotable.
16. seat units as claimed in claim 13, wherein, described backrest cushion component comprises the interconnective connecting rod in multiple one-tenth pivoting relationship ground, and the wherein said one-tenth pivoting relationship interconnective connecting rod construction in ground be arranged so that described backrest cushion component when the position of backrest cushion component is in described rising towards the location bias of described rising and when backrest cushion component is in the position of described reduction towards the location bias of described reduction.
17. 1 kinds of seat units comprising folding bed, described seat unit comprises:
Base portion, it has internal cavity;
Folding bed, it comprises multiple part, wherein in folding position, described bed portion is folded relative to each other and is stored in described base portion cavity, and seat portion is used as the described seat of described seat unit, and at expanded position, described bed portion is arranged by less horizontal and sequentially alignd each other, and described seat portion is positioned at the front of described base portion;
Bed fold mechanism, it is attached to described base portion and described bed portion, and described bed fold mechanism controls the motion of described bed between described folding position and described expanded position; And
Center leg assembly, it is installed to described pars intermedia, and described center leg assembly to be present in described folding position between described pars intermedia and described seat portion and to extend to support described pars intermedia from below at described expanded position.
18. seat units as claimed in claim 17, wherein, described center leg assembly comprises makes described center leg element bias with the bias unit extended, and the biased of wherein said center leg assembly also makes described pars intermedia and seat portion be biased towards described expanded position to extend.
19. seat units as claimed in claim 17, wherein, described multiple part of described folding bed also comprises head and pars intermedia, wherein in described folding position, described pars intermedia and seat portion are arranged by less horizontal and be to locate with the relation of vertical stacking and described head is arranged vertically substantially and is positioned near the described rear wall of described base portion, and at described expanded position, described head, pars intermedia and seat portion are arranged by less horizontal and sequentially alignd each other.
20. seat units as claimed in claim 19, wherein, in the motion between described folding position and described expanded position, described head is around single pivotal line pivotable.
21. 1 kinds of seat units comprising folding bed, described seat unit comprises:
Base portion, it has internal cavity;
Folding bed, it comprises multiple part, wherein, in folding position, described bed portion is folded relative to each other and is stored in described base portion cavity, at expanded position, described bed portion to be arranged and sequentially alignment and first portion are positioned at the front of described base portion each other by less horizontal;
Bed fold mechanism, it is attached to described base portion and described bed portion, and described bed fold mechanism controls the motion of described bed between described folding position and described expanded position;
Collapsible legs, it is attached to described first portion; And
Leg fold mechanism, it is attached to described leg and described first portion, described leg fold mechanism is configured to make described leg from described first portion to downward-extension when described bed is in described expanded position, when described bed is in described folding position by the folded beneath of described leg in described first portion, described leg can around the axis pivotable parallel with described forward direction.
22. seat units as claimed in claim 21, wherein, described leg comprises at least one right cylinder, and wherein described in described folding position right cylinder laterally extend.
23. seat units as claimed in claim 22, wherein, at least one right cylinder described is two right cylinders, and in described folding position, each described right cylinder laterally extends.
24. seat units as claimed in claim 22, wherein, described right cylinder mutually divides and is interposed between about 16 and 24 inches.
25. seat units as claimed in claim 21, wherein, described multiple part comprises head and pars intermedia, and wherein said first portion is seat portion, and wherein head location described in described folding position in the below of described pars intermedia and described seat portion be positioned at above described pars intermedia, and wherein described in described folding position pars intermedia be squeezed from the orientation of expanded position described in it.
26. seat units as claimed in claim 25, wherein, in described folding position, described leg is positioned between described pars intermedia and described seat portion.
27. seat units as claimed in claim 21, wherein, described leg fold mechanism comprises:
Gear drive connecting rod, it is configured to longitudinally move when described bed moves between described folding position and described expanded position;
Gear, it is installed into around axis of pitch rotation, and
Star-wheel, it is attached to described leg, with described gear engagement, and is installed into and rotates around longitudinal axis.
28. seat units as claimed in claim 21, wherein, described first portion comprise pad and there is the seat frame being positioned at described pad central open area below, and wherein at leg described in described folding position below described mainboard.
29. seat units as claimed in claim 21, wherein, described bed fold mechanism comprises the folding auxiliary unit making described bed biased towards described folding position.
30. seat units as claimed in claim 21, wherein, described bed fold mechanism comprises the folding prevention unit that described bed is biased towards described expanded position.
31. 1 kinds of seat units comprising folding bed, described seat unit comprises:
Base portion, it has internal cavity;
Folding bed, it comprises multiple part, wherein in folding position, described bed portion is folded relative to each other and is stored in described base portion cavity and seat portion is used as the described seat of described seat unit, at expanded position, described bed portion to be arranged and sequentially alignment and described seat portion are positioned at the front of described base portion each other by less horizontal; And
Bed fold mechanism, it is attached to described base portion and described bed portion, and described bed fold mechanism controls the motion of described bed between described folding position and described expanded position;
Wherein said seat portion comprises multiple pad and the multiple corresponding sub-frame below described pad, and wherein each sub-frame is included in the central opening that it pads below accordingly.
32. seat units as claimed in claim 31, also comprise:
Collapsible legs, it is attached to described seat portion, and
Leg fold mechanism, it is attached to described leg and described seat portion, described leg fold mechanism is configured to make described leg from described seat portion to downward-extension when described bed is in described expanded position, and when described bed is in described folding position, described leg is folding below described seat portion, described leg can around the axis parallel with described forward direction pivotable.
33. 1 kinds of seat units comprising folding bed, described seat unit comprises:
Base portion, it has internal cavity;
Folding bed, it comprises multiple part, and wherein in folding position, described bed portion is folded relative to each other and is stored in described base portion cavity, at expanded position, described bed portion to be arranged and sequentially alignment and first portion are positioned at the front of described base portion each other by less horizontal;
Bed fold mechanism, it is attached to described base portion and described bed portion, and described bed fold mechanism controls the motion of described bed between described folding position and described expanded position;
Two collapsible legs, are attached to the contrary peripheral portion in described first portion separately, and
Leg fold mechanism, it is attached to described leg and described first portion, described leg fold mechanism is configured to make described leg from described first portion to downward-extension when described bed is in described expanded position, and by folding below described first portion for described leg, described leg is extended internally when described bed is in described folding position.
34. seat units as claimed in claim 33, wherein, each leg comprises two right cylinders, and in described folding position, each described right cylinder laterally extends.
35. seat units as claimed in claim 34, wherein, the described right cylinder of each leg divides and is interposed between about 16 and 24 inches.
36. seat units as claimed in claim 33, wherein, described multiple part comprises head and pars intermedia, and wherein said first portion is seat portion, and wherein head location described in described folding position below described pars intermedia and described seat portion be positioned at above described pars intermedia, and to be wherein squeezed from the orientation its expanded position at pars intermedia described in described folding position.
37. seat units as claimed in claim 36, wherein, are positioned between described pars intermedia and described seat portion at leg described in described folding position.
38. seat units as claimed in claim 33, wherein, described leg fold mechanism comprises:
Gear drive connecting rod, it is configured to longitudinally move when described bed moves between described folding position and described expanded position;
Gear, it is installed into and rotates around axis of pitch; And
Star-wheel, it is attached to each leg, with described gear engagement, and is installed into and rotates around longitudinal axis.
39. seat units as claimed in claim 33, wherein, described first portion comprises pad and has the seat frame being positioned at described pad central open area below, and is wherein below described mainboard at leg described in described folding position.
40. seat units as claimed in claim 33, wherein, described bed fold mechanism comprises the folding auxiliary unit making described bed biased towards described folding position.
41. seat units as claimed in claim 33, wherein, described bed fold mechanism comprises the folding prevention unit that described bed is biased towards described expanded position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110672592.1A CN113303620A (en) | 2013-05-22 | 2014-05-21 | Seat unit convertible into a bed |
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/900,311 US8997273B2 (en) | 2013-05-22 | 2013-05-22 | Seating unit convertible to bed |
| US13/900311 | 2013-05-22 | ||
| US201361907038P | 2013-11-21 | 2013-11-21 | |
| US61/907038 | 2013-11-21 | ||
| US14/173,513 US9144319B2 (en) | 2013-11-21 | 2014-02-05 | Seating unit convertible to bed |
| US14/173513 | 2014-02-05 | ||
| PCT/US2014/038908 WO2014190012A1 (en) | 2013-05-22 | 2014-05-21 | Seating unit convertible to bed |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110672592.1A Division CN113303620A (en) | 2013-05-22 | 2014-05-21 | Seat unit convertible into a bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105377080A true CN105377080A (en) | 2016-03-02 |
Family
ID=55378682
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480029382.9A Pending CN105377080A (en) | 2013-05-22 | 2014-05-21 | Seating unit convertible to bed |
| CN202110672592.1A Pending CN113303620A (en) | 2013-05-22 | 2014-05-21 | Seat unit convertible into a bed |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110672592.1A Pending CN113303620A (en) | 2013-05-22 | 2014-05-21 | Seat unit convertible into a bed |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN105377080A (en) |
| MX (1) | MX2015015925A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023160421A1 (en) * | 2022-02-28 | 2023-08-31 | 锐迈科技股份有限公司 | Lengthened seat frame and piece of furniture |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB371110A (en) * | 1931-03-06 | 1932-04-21 | Seng Co | Improvements in and relating to bed settees and the like |
| GB626821A (en) * | 1947-09-01 | 1949-07-21 | Steadfast Furniture Mfg Compan | Improvements in or relating to bed-settees |
| DE4441139A1 (en) * | 1994-09-19 | 1996-03-21 | Hasag Moebel | Extending chair bed |
| DE29808522U1 (en) * | 1998-05-06 | 1998-08-06 | Elastoform Polstermöbel GmbH & Co, 47228 Duisburg | Convertible upholstered sofa with built-in sofa bed, special feature: lying height = seat height |
| EP1442678A1 (en) * | 2003-01-30 | 2004-08-04 | Gernot Dipl.-Ing. Popp | Seating furniture |
| EP1683444A1 (en) * | 2005-01-20 | 2006-07-26 | Hodry Metallwarenfabrik R.Hoppe Ges.m.b.H & Co. KG | Convertible settee |
| CN101262798A (en) * | 2005-08-12 | 2008-09-10 | 马泰斯·尼古拉斯·蒂图斯·玛丽亚·科克 | Piece of furniture |
| US20090235452A1 (en) * | 2008-03-20 | 2009-09-24 | Hoffman D Stephen | Foldable Sofa-Bed With Folding-Assist and Extension-Assist Mechanisms |
| CN101553152A (en) * | 2006-09-19 | 2009-10-07 | L&P资产管理公司 | Folding mechanism for a futon sofa sleeper |
| US20110010847A1 (en) * | 2009-07-20 | 2011-01-20 | Murphy Marcus L | Seating unit convertible to bed |
| CN102525186A (en) * | 2012-01-15 | 2012-07-04 | 常熟英那金属制品有限公司 | Furniture underframe of sitting-lying type furniture |
| US20130097774A1 (en) * | 2011-10-20 | 2013-04-25 | American Leather Operations, Llc | Foldable Articulated Sofa Bed |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190910056A (en) * | 1909-04-28 | 1910-03-03 | Charles Jelks | A New or Improved Chair-bedstead. |
| US1690797A (en) * | 1927-04-12 | 1928-11-06 | Schwab Marion | Convertible chair and bed |
| GB367955A (en) * | 1930-12-10 | 1932-03-03 | Harry Davis | Improvements in settee-beds |
| DE3816833C2 (en) * | 1988-05-18 | 1998-01-15 | Keiper Recaro Gmbh Co | Backrest adjustment fitting with free pivoting device |
| US4868939A (en) * | 1988-11-22 | 1989-09-26 | Tagtow Jerald C | Free floating bunk bed |
| US5588163A (en) * | 1990-09-26 | 1996-12-31 | Miller; John E. | Support deck for mattress or seat |
| US6739004B1 (en) * | 1999-09-02 | 2004-05-25 | Linak A/S | Rotary actuator, especially for adjustable furniture, including beds and bottom for beds |
| US7762625B2 (en) * | 2006-07-11 | 2010-07-27 | Ultra-Mek, Inc. | Reclining seating unit with high legs and T-shaped seat cushion |
| AT9310U1 (en) * | 2006-10-04 | 2007-08-15 | Hoppe Kg Hodry Metallfab | IN A BED TRANSFORMABLE SEATING |
| GB2446121B (en) * | 2007-02-01 | 2011-09-07 | Samuel David Osborne | Foldable deck chair |
| US7827629B1 (en) * | 2008-12-12 | 2010-11-09 | Hickory Springs Manufacturing Company | Folding furniture structure convertible between a folded seating condition and an unfolded sleeping condition |
| US9420889B2 (en) * | 2009-07-20 | 2016-08-23 | Ultra-Mek, Inc. | Furniture unit convertible to bed |
| CN102824254B (en) * | 2012-09-14 | 2014-05-14 | 天津科技大学 | Auxiliary nursing moving and taking device |
-
2014
- 2014-05-21 CN CN201480029382.9A patent/CN105377080A/en active Pending
- 2014-05-21 MX MX2015015925A patent/MX2015015925A/en unknown
- 2014-05-21 CN CN202110672592.1A patent/CN113303620A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB371110A (en) * | 1931-03-06 | 1932-04-21 | Seng Co | Improvements in and relating to bed settees and the like |
| GB626821A (en) * | 1947-09-01 | 1949-07-21 | Steadfast Furniture Mfg Compan | Improvements in or relating to bed-settees |
| DE4441139A1 (en) * | 1994-09-19 | 1996-03-21 | Hasag Moebel | Extending chair bed |
| DE29808522U1 (en) * | 1998-05-06 | 1998-08-06 | Elastoform Polstermöbel GmbH & Co, 47228 Duisburg | Convertible upholstered sofa with built-in sofa bed, special feature: lying height = seat height |
| EP1442678A1 (en) * | 2003-01-30 | 2004-08-04 | Gernot Dipl.-Ing. Popp | Seating furniture |
| EP1683444A1 (en) * | 2005-01-20 | 2006-07-26 | Hodry Metallwarenfabrik R.Hoppe Ges.m.b.H & Co. KG | Convertible settee |
| CN101262798A (en) * | 2005-08-12 | 2008-09-10 | 马泰斯·尼古拉斯·蒂图斯·玛丽亚·科克 | Piece of furniture |
| CN101553152A (en) * | 2006-09-19 | 2009-10-07 | L&P资产管理公司 | Folding mechanism for a futon sofa sleeper |
| US20090235452A1 (en) * | 2008-03-20 | 2009-09-24 | Hoffman D Stephen | Foldable Sofa-Bed With Folding-Assist and Extension-Assist Mechanisms |
| US20110010847A1 (en) * | 2009-07-20 | 2011-01-20 | Murphy Marcus L | Seating unit convertible to bed |
| US20130097774A1 (en) * | 2011-10-20 | 2013-04-25 | American Leather Operations, Llc | Foldable Articulated Sofa Bed |
| CN102525186A (en) * | 2012-01-15 | 2012-07-04 | 常熟英那金属制品有限公司 | Furniture underframe of sitting-lying type furniture |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023160421A1 (en) * | 2022-02-28 | 2023-08-31 | 锐迈科技股份有限公司 | Lengthened seat frame and piece of furniture |
Also Published As
| Publication number | Publication date |
|---|---|
| MX2015015925A (en) | 2016-03-09 |
| CN113303620A (en) | 2021-08-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9642468B2 (en) | Seating unit convertible to bed | |
| US8997273B2 (en) | Seating unit convertible to bed | |
| US9622587B2 (en) | Seating unit convertible to bed | |
| US7357450B2 (en) | Wall-avoiding high leg recliner chair | |
| US7862110B2 (en) | Headrest for recliner chair | |
| US7549182B2 (en) | Seating unit convertible to bed | |
| US9808385B2 (en) | Lift-recliner chair | |
| EP0509823B1 (en) | Chaise longue reclining chair | |
| KR101928452B1 (en) | Furniture member with leg rest extension | |
| US11219316B2 (en) | Foldable sofa-bed | |
| KR20110122607A (en) | Full automation recliner sofa | |
| CN105377080A (en) | Seating unit convertible to bed | |
| US9854916B2 (en) | Seating unit convertible to bed | |
| US10362878B2 (en) | Foldable sofa-bed | |
| CN108135360A (en) | For the automatic linkage mechanism of high-leg seating unit | |
| US20070252422A1 (en) | Seating unit convertible into chaise | |
| US7503624B2 (en) | Press-back style reclining chair with actuating unit for moving backrest between positions | |
| EP2981195B1 (en) | Seating unit convertible to bed | |
| CN206261271U (en) | A kind of Foldable high chairs | |
| CN203506076U (en) | Chair structure | |
| JP4536387B2 (en) | Chair | |
| RU47679U1 (en) | MULTI-SEATER SLIDING SEAT | |
| BRMU9002306U2 (en) | constructive arrangement applied to sofa beds |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160302 |
|
| RJ01 | Rejection of invention patent application after publication |