CN102805502A - Folding angle-adjusting mechanism - Google Patents
Folding angle-adjusting mechanism Download PDFInfo
- Publication number
- CN102805502A CN102805502A CN201210296741XA CN201210296741A CN102805502A CN 102805502 A CN102805502 A CN 102805502A CN 201210296741X A CN201210296741X A CN 201210296741XA CN 201210296741 A CN201210296741 A CN 201210296741A CN 102805502 A CN102805502 A CN 102805502A
- Authority
- CN
- China
- Prior art keywords
- axle sleeve
- adjusting angle
- axle
- fluted disc
- angle mechanism
- 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.)
- Granted
Links
Images
Landscapes
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The invention discloses a folding angle-adjusting mechanism which comprises a guide disc, an internal gear disc, a shaft sleeve, an elastic element, an external gear disc and an unlocking mechanism; the internal gear disc is connected with the guide disc by adopting a guide structure, and an internal meshing structure is formed on the internal gear disc; the shaft sleeve passes through the internal gear disc, the elastic element and the guide disc in sequence; the shaft sleeve is sleeved by the elastic element which acts on the internal gear disc; the external gear disc is fixedly connected with an upper connecting plate and is installed on the shaft sleeve, and the external gear disc is also connected with a guide sleeve and is provided with an external meshing structure meshed with the internal meshing structure on the internal gear disc; and the unlocking mechanism is installed on the shaft sleeve, is in drive connection with the internal gear disc and is mutually matched with the elastic element, so that the internal meshing structure on the internal gear disc is meshed with and separated from the external meshing structure on the external gear disc. As all parts of the folding angle-adjusting mechanism are coaxially arranged, the size is small; and therefore, the folding angle-adjusting mechanism can be used in a head rest, a handrail, a leg support and other rotating mechanisms of which the spaces are limited. The folding angle-adjusting mechanism has the angle-adjusting and folding double functions.
Description
Technical field
The present invention relates to chair angle modulation mechanism technical field, particularly a kind of folding adjusting angle mechanism.
Background technology
Adjusting angle mechanism that uses in the seat at present and fold mechanism branch mostly are arranged; Wherein adjusting angle mechanism is the rotation that drives cam 2 through camshaft 1 mostly; Cam 2 drives tooth plate 3 and moves radially engagement and the disengaging that realizes between tooth plate 3 and the outer tooth plate 4, thereby reaches the locking and the release (referring to Fig. 1) of adjusting angle mechanism.Therefore this adjusting angle mechanism causes the external diameter of adjusting angle mechanism bigger owing to have the space that tooth plate 3 moves radially, and space layout has received limitation, can't in the mechanism in little space, use.
Referring to Fig. 2, existing fold mechanism is to adopt a limited block 10 to drive latch 20 to carry out locking and release mostly, and the limited block 10 general drag-lines that rely on drive.
Referring to Fig. 3, the fold mechanism of its disclosed band compensate function also is to adopt limited block 30 that the lower connecting plate 40 that is connected with seat cushion framework is carried out locking and release, and the locking gap between 50 pairs of limited blocks 30 of spring and the lower connecting plate 40 compensates.
But the fold mechanism of above-mentioned dual mode also exists overall dimensions bigger, the problem that can't in the mechanism in little space, use.
Summary of the invention
Technical problem to be solved by this invention is to provide to above-mentioned adjusting angle mechanism and the existing problem of fold mechanism the folding adjusting angle mechanism in the rotating mechanisms such as a kind of volume is little, the headrest that can be used for limited space, handrail, leg holder.
Technical problem to be solved by this invention can realize through following technical scheme:
A kind of folding adjusting angle mechanism comprises:
The upper junction plate that one lower connecting plate and that is connected with fixed part is connected with movable part, said movable part and said standing part are hinged and can relative fixed partly carry out angular adjustment and can fold and level spreads out; It is characterized in that: also comprise:
One positioning disk that is fixedly connected with said lower connecting plate, this positioning disk have the hollow structure that play the guiding role;
One has the interior fluted disc of endoporus, and fluted disc adopts first guide frame to be configured in the hollow structure that play the guiding role of said positioning disk in this, and the outer peripheral edges of said interior fluted disc are provided with internal gearing structure;
One axle sleeve, this axle sleeve have first end and second end that is oppositely arranged, and first end of axle sleeve passes said interior fluted disc, flexible member and positioning disk successively;
One be enclosed within on the said axle sleeve and act on said in flexible member on the fluted disc;
One outer tooth disk that is fixedly connected with upper junction plate; This outer tooth disk is installed on second end of said axle sleeve and with said fairlead and is connected; This outer tooth disk has the container cavity that holds said axle sleeve second end, the ring cavity wall of this container cavity be provided with interior fluted disc on the external toothing structure that is meshed of internal gearing structure;
One installs the release mechanism on the said axle sleeve, this release mechanism with said in fluted disc drive and be connected, this driving mechanism and said flexible member cooperatively interact, make on internal gearing structure and the outer tooth disk on the interior fluted disc the external toothing structure engages with separate.
In a preferred embodiment of the invention, said positioning disk, flexible member, interior fluted disc and outer tooth disk are coaxial is arranged on the said axle sleeve.
In a preferred embodiment of the invention, trying to get to the heart of a matter of said positioning disk has the axle sleeve hole that the said axle sleeve of a confession passes.
In a preferred embodiment of the invention, said positioning disk is fixedly connected with said axle sleeve.
In a preferred embodiment of the invention, matched in clearance between said outer tooth disk and the fairlead.
In a preferred embodiment of the invention; The hollow structure that play the guiding role of said positioning disk is meant: have the hollow structure that holds said interior fluted disc and flexible member in the said positioning disk; The internal perisporium of this hollow structure is provided with second guide frame; First guide frame on said second guide frame and the interior fluted disc is meshing with each other, and first guide frame on the wherein interior fluted disc is arranged on the outer peripheral edges of interior fluted disc.
In a preferred embodiment of the invention; Said first guide frame is at least one feather key on the outer peripheral edges of fluted disc in being arranged on; Said second guide frame is at least one gathering sill that is arranged on the internal perisporium of hollow structure of said positioning disk, and said feather key is embedded in the said gathering sill.
In a preferred embodiment of the invention; Said first guide frame be distributed on said in some feather keys on the outer peripheral edges of fluted disc; Said second guide frame is the some gathering sills that are distributed on the internal perisporium of hollow structure of said positioning disk, and each feather key is embedded in the corresponding gathering sill.
In a preferred embodiment of the invention; Said first guide frame is at least one gathering sill on the outer peripheral edges of fluted disc in being arranged on; Said second guide frame is at least one feather key that is arranged on the internal perisporium of hollow structure of said positioning disk, and said feather key is embedded in the said gathering sill.
In a preferred embodiment of the invention; Said first guide frame be distributed on said in some gathering sills on the outer peripheral edges of fluted disc; Said second guide frame is the some feather keys that are distributed on the internal perisporium of hollow structure of said positioning disk, and each feather key is embedded in the corresponding gathering sill.
In a preferred embodiment of the invention, the internal gearing structure on the outer peripheral edges of said interior fluted disc is interior engagement ring tooth, the external toothing ring tooth of the external toothing structure on the ring cavity wall of the container cavity of said outer tooth disk for being meshed with said interior engagement ring tooth.
Said inside and outside engagement ring tooth is straight-tooth or is the awl tooth.
In a preferred embodiment of the invention; Internal gearing structure in said on the outer peripheral edges of fluted disc is an engaging tooth piece in some on the outer peripheral edges of fluted disc in being distributed on; External toothing structure on the ring cavity wall of the container cavity of said outer tooth disk is the some external toothing teeth groove that are distributed on the ring cavity wall, and the engaging tooth piece is inserted in the corresponding external toothing teeth groove in each.
In a preferred embodiment of the invention; Internal gearing structure in said on the outer peripheral edges of fluted disc is an engaging tooth segment in the plurality of sections on the outer peripheral edges of fluted disc in being distributed on; External toothing structure on the ring cavity wall of the container cavity of said outer tooth disk is the some external toothing tooth sections that are distributed on the ring cavity wall, and engaging tooth segment is meshed with corresponding external toothing tooth section in each.
In a preferred embodiment of the invention, in said, be provided with one in the endoporus of fluted disc in order to prop up the back-up ring of said flexible member, the internal diameter of said back-up ring cooperates with the first end crest clearance of said axle sleeve; One end of said flexible member props up trying to get to the heart of a matter of said positioning disk, and the other end props up on first end face of said back-up ring.
In a preferred embodiment of the invention; Said release mechanism comprises at least one latch on a unlock button pin or release pull-button pin and the outer peripheral face that is installed in unlock button pin or release pull-button pin, on the jacket wall on the said axle sleeve, offers at least one axial release guide groove; Said unlock button pin or release pull-button pin pass said axle sleeve, and said latch is contacted from passing in the axle sleeve to axle sleeve and with second end face of said back-up ring by said axial release guide groove.
In a preferred embodiment of the invention, said release mechanism comprises that a release by knob and at least one latch that is installed on the outer peripheral face of unlocking knob, offers at least one spiral release guide groove on the jacket wall on the said axle sleeve; Said unlock button passes said axle sleeve, contacts outside the axle sleeve that said latch is passed in axle sleeve by said spiral release guide groove and with second end face of said back-up ring.
Said flexible member is a back-moving spring.
Said axle sleeve second end is provided with one section external thread section and one section step axle; Offer the through hole that the external thread section on the said axle sleeve of a confession passes trying to get to the heart of a matter of said outer tooth disk; Through hole on the said outer tooth disk is sleeved on the small diameter shaft of the step axle on axle sleeve second end and external thread section on the axle sleeve is passed outside the through hole of outer tooth disk on trying to get to the heart of a matter, and the end face of the major diameter axle of outer tooth disk through being spun on nut and the step axle on axle sleeve second end on the said external thread section axial location that matches is limited on the axle sleeve.
Said axle sleeve second end is provided with one section step axle; Trying to get to the heart of a matter of said outer tooth disk offer one supply the small diameter shaft on the said axle sleeve to pass through hole, said outer tooth disk is sleeved on second diameter shaft of the step axle on axle sleeve second end and the end face of the major diameter axle through the step axle on axle sleeve second end carries out the axial location restriction; Said outer tooth disk is provided with an outward flange face step, and said positioning disk is provided with inner flange face step, links together through encircling with riveted joint between the said inside and outside flange face step.
Owing to adopted design as above, each part of folding adjusting angle mechanism of the present invention adopts coaxial set-up mode, thereby volume is little, so can be used in the rotating mechanisms such as headrest, handrail, leg holder of limited space.The present invention adopts the multiple release mode of button, pull-button or knob, can be provided with flexibly according to the installation site.Fluted disc carries out locking or release through moving axially in of the present invention, guaranteeing under certain intensity situation, can with the external diameter of interior fluted disc do littler.Like the strength of materials is under the condition of 500MPa, is 500Nm like single mechanism requirement of strength, and mechanism's external diameter is minimum for can accomplish 30mm.The present invention unites two into one original angle modulation structure and fold mechanism, has realized angle modulation and folding dual-use function.
Description of drawings
Fig. 1 is the engagement sketch map between tooth plate and the outer tooth plate in the existing adjusting angle mechanism.
Fig. 2 is the structural representation of existing a kind of fold mechanism.
Fig. 3 is the structural representation of existing another kind of fold mechanism.
Fig. 4 is the profile sketch map of the folding adjusting angle mechanism of the embodiment of the invention 1.
The exploded perspective view that Fig. 5 sees from a direction for the folding adjusting angle mechanism of the embodiment of the invention 1.
The exploded perspective view that Fig. 6 sees from another direction for the folding adjusting angle mechanism of the embodiment of the invention 1.
Fig. 7 is the folding adjusting angle mechanism bottom bracket axle and the unlock button assembling sketch map of the embodiment of the invention 1.
Fig. 8 is folding adjusting angle mechanism bottom bracket axle and the unlock button of the embodiment of the invention 1, the assembling sketch map between the interior fluted disc.
Fig. 9 is axle sleeve and the unlock button of unlock button before stressed, the view between the interior fluted disc in the folding adjusting angle mechanism of the embodiment of the invention 1.
Figure 10 is axle sleeve and the unlock button of unlock button after stressed, the view between the interior fluted disc in the folding adjusting angle mechanism of the embodiment of the invention 1.
Figure 11 is the view between axle sleeve and the unlock button of unlock button after stressed, interior fluted disc, the outer tooth disk in the folding adjusting angle mechanism of the embodiment of the invention 1.
Figure 12 is the state cutaway view of unlock button after stressed in the folding adjusting angle mechanism of the embodiment of the invention 1.
Figure 13 is the state cutaway view of unlock button before stressed in the folding adjusting angle mechanism of the embodiment of the invention 1.
Figure 14 be in the folding adjusting angle mechanism of the embodiment of the invention 1 in the structural representation of fluted disc.
Figure 15 is the upper junction plate motion state sketch map after the folding adjusting angle mechanism release of the embodiment of the invention 1.
The exploded perspective view that Figure 16 sees from a direction for the folding adjusting angle mechanism of the embodiment of the invention 2.
Figure 17 is the state cutaway view of unlock button before stressed in the folding adjusting angle mechanism of the embodiment of the invention 2.
Figure 18 is the folding adjusting angle mechanism bottom bracket axle and the release pull-button assembling sketch map of the embodiment of the invention 3.
Figure 19 is the folding adjusting angle mechanism bottom bracket axle and the unlocking knob assembling sketch map of the embodiment of the invention 4.
Figure 20 is the view between axle sleeve and the unlock button of unlock button after stressed, interior fluted disc, the outer tooth disk in the folding adjusting angle mechanism of the embodiment of the invention 5.
Figure 21 is the upper junction plate motion state sketch map after the folding adjusting angle mechanism release of the embodiment of the invention 5.
Figure 22 is the view between axle sleeve and the unlock button of unlock button after stressed, interior fluted disc, the outer tooth disk in the folding adjusting angle mechanism of the embodiment of the invention 6.
Figure 23 is the upper junction plate motion state sketch map after the folding adjusting angle mechanism release of the embodiment of the invention 6.
Figure 24 be in the folding adjusting angle mechanism of the embodiment of the invention 6 in the structural representation of fluted disc.
The specific embodiment
Further specify the present invention below in conjunction with accompanying drawing and specific embodiment.Following embodiment only is a detailed description of the invention, does not constitute the restriction to claim of the present invention.
Following embodiment is applied to the angular adjustment of backrest and folds describe with folding adjusting angle mechanism of the present invention; But folding adjusting angle mechanism of the present invention is not limited in order to the backrest angular adjustment and in folding, can also be used for headrest, handrail and leg holder angular adjustment and folding.
Referring to Fig. 4, Fig. 5 and Fig. 6, the folding adjusting angle mechanism that provides among the figure comprises upper junction plate 100 and lower connecting plate 200, and upper junction plate 100 is connected (not shown) with seat back-rest framework, and lower connecting plate 200 is connected (not shown) with the seat cushion skeleton.
Interior fluted disc 340 has an endoporus 341, and the outer peripheral edges of interior fluted disc 340 are provided with in one section engagement ring tooth 342 and are provided with some feather keys 343 with being uniformly distributed with.In the endoporus 341 of interior fluted disc 340, be provided with a back-up ring 344, the internal diameter of back-up ring 344 cooperates with an end 331 crest clearances of axle sleeve 330.Interior engagement ring tooth 342 is straight-tooth (referring to Figure 14).
The other end of axle sleeve 330 is provided with external thread section 332 and one section step axle 333 of one section minor diameter, is through hole 334 in the axle sleeve 330, on the jacket wall of an end 331 near step axle 333 positions of axle sleeve 330, is uniformly distributed with and offers three axial release guide grooves 335.Step axle 333 is made up of one section small diameter shaft 333a and one section major diameter axle 333b.
The unlocking structure of this embodiment is a unlock button 360, and unlock button 360 comprises a unlock button pin 361, the through hole 334 internal diameter matched in clearance in the external diameter of unlock button pin 361 and the axle sleeve 330.On the outer peripheral face of unlock button pin 361, be uniformly distributed be provided with place, 362, three latch 362 outer ends of three latch diameter of a circle should be less than endoporus 341 internal diameters of interior fluted disc 340, but greater than the internal diameter of back-up ring 344.Three latch 362 adopt tight fit modes such as engage thread or interference to be installed on the unlock button pin 361.The external diameter of latch 362 should be slightly less than the width of the axial release guide groove 335 on the axle sleeve 330.
When the folding adjusting angle mechanism of this embodiment assembles; Referring to Fig. 7; At first unlock button pin 361 is passed the through hole 334 of axle sleeve 330, three latch 362 are inserted in the axial release guide groove corresponding on the axle sleeves 330 335 and are spun in the screwed hole on the unlock button pin 361 or adopt tight fit mode such as interference to install on the unlock button pin 361.
After unlock button pin 361 assembles with axle sleeve 330; Then an end 331 of axle sleeve 330 is passed the endoporus 341 of interior fluted disc 340; Fluted disc 340 is enclosed within on the end 331 of axle sleeve 330 in making, and the end face 344a that makes three latch 362 be against the back-up ring 344 in the interior fluted disc 340 goes up (referring to Fig. 8).
Then referring to Figure 12; Back-moving spring 350 is enclosed within on the end 331 of axle sleeve 330; Again an end 331 of axle sleeve 330 is passed the axle sleeve hole 323 of positioning disk 320; Positioning disk 320 is enclosed within on the end 331 of axle sleeve 330, and the feather key 343 on the fluted disc 340 is embedded in the gathering sill 322 corresponding on the positioning disk 320 in making.Positioning disk 320 adopts the fixed connection mode to be connected with axle sleeve 330.
Then lower connecting plate 200 is fixed on the seat cushion skeleton (not shown).The through hole 312 of then outer tooth disk 310 being tried to get to the heart of a matter is enclosed within on the small diameter shaft 333a of axle sleeve 330; And the external thread section 332 that makes axle sleeve 330 passes outside the through hole 312 that outer tooth disk 310 tries to get to the heart of a matter; Then nut 370 is spun on the external thread section 332 of axle sleeve 330, relies on the end face of nut 370 and the small diameter shaft 333a of the axle sleeve 330 restriction outer tooth disk 310 that cooperatively interacts to move axially.
At last upper junction plate 100 is fixed on the seat back-rest framework (not shown).After folding adjusting angle mechanism assembles; One end of back-moving spring 350 is against on the trying to get to the heart of a matter of positioning disk 320; The other end is against on the end face 344b of back-up ring 344; To the motion of outer tooth disk 310 directions, the interior engagement ring tooth 342 in making on the fluted disc 340 meshes (referring to Figure 13) with outer tooth disk 310 interior external toothing ring teeth 313 to back-moving spring 350 through the interior fluted disc 340 of back-up ring 344 promotions, and the folding adjusting angle mechanism of present embodiment promptly assembles like this.
The operation principle of the folding adjusting angle mechanism of this embodiment is following: when unlock button pin 361 does not stress; Fluted disc 340 moved to outer tooth disk 310 directions in back-moving spring 350 promoted through back-up ring 344; Interior engagement ring tooth 342 in making on the fluted disc 340 meshes with outer tooth disk 310 interior external toothing ring teeth 313; At this moment because feather key 343 on the interior fluted disc 340 and 322 engagements of the gathering sill on the positioning disk 320; Interior fluted disc 340 is directed to dish 320 and pins, and since on the interior fluted disc 340 interior engagement ring tooth 342 and outer tooth disk 310 in 313 engagements of external toothing ring teeth, so outer tooth disk 310 can't rotate; Upper junction plate 100 lower connecting plate 200 relatively rotates, and this moment, the angle of backrest was (referring to the Fig. 9 and the Figure 13) that can't adjust.
When inwardly pressing unlock button pin 361; Fluted disc 340 was to moving away from outer tooth disk 310 directions in latch 362 on the unlock button pin 361 promoted through back-up ring 344; Interior engagement ring tooth 342 on the interior fluted disc 340 meshes with external toothing ring tooth 313 disengagings in the outer tooth disk 310; Outer tooth disk 310 is unlocked, be connected on the outer tooth disk 310 upper junction plate 100 just relatively lower connecting plate 200 adjust at any angle, and then drive backrest and adjust at any angle with respect to seat cushion.Outer tooth disk 310 is in releasing process, and back-moving spring 350 is compressed (referring to Figure 10, Figure 11, Figure 12 and Figure 15).
After in case the angle adjustment of backrest is good; Unclamp unlock button pin 361; Fluted disc 340 moved to outer tooth disk 310 directions in back-moving spring 350 promoted through back-up ring 344; External toothing ring teeth 313 engagements in interior engagement ring tooth 342 in making on the fluted disc 340 and the outer tooth disk 310 are lockable outer tooth disk 310 again, the angle of backrest be fixed (referring to Fig. 9 and Figure 13).
When needs are folded up backrest, can the backrest tilted forward be gone to certain angle pressing under unlock button pin 361 states, be folded on the seat cushion.
Referring to Figure 16 and Figure 17, the folding adjusting angle mechanism that provides among the figure is identical with embodiment 1 basically, and just the structure of positioning disk, outer tooth disk and axle sleeve is slightly different with embodiment 1.
The folding adjusting angle mechanism of this embodiment also comprises upper junction plate 100 and lower connecting plate 200, and upper junction plate 100 is connected (not shown) with seat back-rest framework, and lower connecting plate 200 is connected (not shown) with the seat cushion skeleton.
Interior fluted disc 340a has an endoporus 341a, and the outer peripheral edges of interior fluted disc 340a are provided with in one section engagement ring tooth 342a and are provided with some feather key 343a with being uniformly distributed with.In the endoporus 341a of interior fluted disc 340a, be provided with a back-up ring 344a, the internal diameter of back-up ring 344a cooperates with the end 331a crest clearance of axle sleeve 330a.Interior engagement ring tooth 342a is straight-tooth (referring to Figure 14).
The other end of axle sleeve 330a is provided with step axle 336, is through hole 334a in the axle sleeve 330a, on the jacket wall of the end 331a of axle sleeve 330a near step axle 336 positions, is uniformly distributed with and offers three axial release guide groove 335a.Step axle 336 is made up of diameter shaft 336b among the one section small diameter shaft 336a, a section and one section major diameter axle 336c.
The unlocking structure of this embodiment is a unlock button 360a, and unlock button 360a comprises a unlock button pin 361a, the through hole 334a internal diameter matched in clearance in the external diameter of unlock button pin 361a and the axle sleeve 330a.On the outer peripheral face of unlock button pin 361a, be uniformly distributed with and be provided with three latch 362a, place, three latch 362a outer ends diameter of a circle should be less than the endoporus 341a internal diameter of interior fluted disc 340a but greater than the internal diameter of back-up ring 344a.Three latch 362a adopt tight fit modes such as engage thread or interference to be installed on the unlock button pin 361a.The external diameter of latch 362a should be slightly less than the width of the axial release guide groove 335a on the axle sleeve 330a.
When the folding adjusting angle mechanism of this embodiment assembles; Referring to Figure 17; At first unlock button pin 361a is passed the through hole 334a of axle sleeve 330a, three latch 362a are inserted axle sleeve 330a go up in the corresponding axial release guide groove 335a and be spun in the screwed hole on the unlock button pin 361a or adopt tight fit mode such as interference to install on the unlock button pin 361a.
After unlock button pin 361a and axle sleeve 330a assemble; Then the end 331a of axle sleeve 330a is passed the endoporus 341a of interior fluted disc 340a; Fluted disc 340a is enclosed within on the end 331a of axle sleeve 330a in making, and three latch 362a are against on the end face 344aa of the back-up ring 344a among the interior fluted disc 340a.
Back-moving spring 350 is enclosed within on the end 331a of axle sleeve 330a; Again the end 331a of axle sleeve 330a is passed the axle sleeve hole 323a of positioning disk 320a; Positioning disk 320a is enclosed within on the end 331a of axle sleeve 330a, and the feather key 343a on the fluted disc 340a is embedded among the upward corresponding gathering sill 322a of positioning disk 320a in making.
The through hole 312a that then outer tooth disk 310a is tried to get to the heart of a matter is enclosed within on the middle diameter shaft 336b of axle sleeve 330a; And the small diameter shaft 336a that makes axle sleeve 330a passes outside the through hole 312a that outer tooth disk 310a tries to get to the heart of a matter; With a riveted joint ring 400 flange flange 324a on the positioning disk 320a and the flange flange 314a on the outer tooth disk 310a are riveted together then, the folding adjusting angle mechanism of present embodiment promptly assembles like this.After folding adjusting angle mechanism assembles, lower connecting plate 200 is fixed on the seat cushion skeleton (not shown), upper junction plate 100 is fixed on the seat back-rest framework (not shown).
After folding adjusting angle mechanism assembles; One end of back-moving spring 350 is against on the trying to get to the heart of a matter of positioning disk 320a; The other end is against on the end face 344ab of back-up ring 344a; Fluted disc 340a made interior engagement ring tooth 342a and the engagement of the external toothing ring tooth 313a in the outer tooth disk 310a on the interior fluted disc 340a to the motion of outer tooth disk 310a direction in back-moving spring 350 promoted through back-up ring 344a.
The operation principle of the folding adjusting angle mechanism of this embodiment and embodiment 1 are identical.
The structure of the folding adjusting angle mechanism of this embodiment is identical with the structure of embodiment 1 or embodiment 2 basically; The difference of itself and embodiment 1 or embodiment 2 is; Just unlock button being replaced with release draws and turns round 360b; Release is drawn and is turned round 360b and comprise a release pull-button pin 361b, the through hole 334b internal diameter matched in clearance in the external diameter of release pull-button pin 361b and the axle sleeve 330b.On the outer peripheral face of release pull-button pin 361b, be uniformly distributed with and be provided with three latch 362b, place, three latch 362b outer ends diameter of a circle should be less than the endoporus internal diameter of interior fluted disc but greater than the internal diameter of back-up ring.Three latch 362b adopt tight fit modes such as engage thread or interference to be installed on the release pull-button pin 361b.The external diameter of latch 362b should be slightly less than the width of the axial release guide groove 335b on the axle sleeve 330b.
Release pull-button pin 361b passes the through hole 334a of axle sleeve 330b, three latch 362b is inserted axle sleeve 330b go up in the corresponding axial release guide groove 335b and be spun in the screwed hole on the release pull-button pin 361b (referring to Figure 18).During release, only need be pulled outwardly release draws twist pin 361b, unclamps release during locking and draws twist pin 361b to get final product.Other operation principles and embodiment 1 or embodiment 2 are basic identical.
The structure of the folding adjusting angle mechanism of this embodiment is identical with the structure of embodiment 1 or embodiment 2 basically; The difference of itself and embodiment 1 or embodiment 2 is; Just unlock button is replaced with release turn-knob 360c, and offer three axial release guide grooves and change screw release guide groove 335c into being uniformly distributed with on the axle sleeve 330c jacket wall.
Release turn-knob 360c comprises a unlocking knob pin 361c, the through hole 334c internal diameter matched in clearance in the external diameter of unlocking knob pin 361c and the axle sleeve 330c.On the outer peripheral face of release pull-button pin 361b, be uniformly distributed with and be provided with three latch 362c, place, three latch 362c outer ends diameter of a circle should be less than the endoporus internal diameter of interior fluted disc but greater than the internal diameter of back-up ring.Three latch 362c adopt tight fit modes such as engage thread or interference to be installed on the unlocking knob pin 361c.The external diameter of latch 362c should be slightly less than the width of the spiral release guide groove 335c on the axle sleeve 330c.
Unlocking knob pin 361c passes the through hole 334c of axle sleeve 330c, three latch 362c is inserted axle sleeve 330c go up in the corresponding spiral release guide groove 335c and be spun in the screwed hole on the unlocking knob pin 361c (referring to Figure 19).During release, only need the clockwise shearing release to draw twist pin 361c, unclamp release during locking and draw twist pin 361c to get final product.Other operation principles and embodiment 1 or embodiment 2 are basic identical.
Embodiment 5
The structure of the folding adjusting angle mechanism of this embodiment is identical with the structure of embodiment 1 or embodiment 2 or embodiment 3 or embodiment 4 basically, is just changing to some extent aspect the engaging structure of interior fluted disc and outer tooth disk.
Referring to Figure 20; Interior fluted disc 340d has an endoporus 341d; Be uniformly distributed with on the outer peripheral edges of interior fluted disc 340d to be provided with four interior engaging tooth piece 342d and to be uniformly distributed with and be provided with some feather key 343d; In the endoporus 341d of interior fluted disc 340d, be provided with a back-up ring 344d, the internal diameter of back-up ring 344d cooperates with the end 331d crest clearance of axle sleeve 330d.
During locking, four interior engaging tooth piece 342d on the outer peripheral edges of interior fluted disc 340d are inserted into the upward corresponding external toothing teeth groove 313d of outer tooth disk 310d and can outer tooth disk 310d be pinned.Four interior engaging tooth piece 342d in during release on the outer peripheral edges of fluted disc 340d withdraw from outer tooth disk 310d and go up corresponding external toothing teeth groove 313d, and outer tooth disk 310d promptly is unlocked.
Referring to Figure 21, this folding adjusting angle mechanism is after release, and upper junction plate 100d can only four pairing positions of external toothing teeth groove 313d be by locking on outer tooth disk 310d, and other positions can't locking.Promptly the folding adjusting angle mechanism of this embodiment can only be realized several gear adjustment of backrest and fold.
Embodiment 6
The structure of the folding adjusting angle mechanism of this embodiment is identical with the structure of embodiment 1 or embodiment 2 or embodiment 3 or embodiment 4 basically, is just changing to some extent aspect the engaging structure of interior fluted disc and outer tooth disk.
Referring to Figure 22; Interior fluted disc 340e has an endoporus 341e; Be uniformly distributed with on the outer peripheral edges of interior fluted disc 340e and be provided with in four sections engaging tooth segment 342e and be provided with some feather key 343e with being uniformly distributed with; In the endoporus 341e of interior fluted disc 340e, be provided with a back-up ring 344e, the internal diameter of back-up ring 344e cooperates with the end 331e crest clearance of axle sleeve 330e.
During locking, engaging tooth segment 342e goes up corresponding external toothing tooth section 313e with outer tooth disk 310e and is meshing with each other and can outer tooth disk 310d be pinned in four sections on the outer peripheral edges of interior fluted disc 340e.Engaging tooth segment 342e withdraws from outer tooth disk 310e and goes up corresponding external toothing tooth section 313e in four sections in during release on the fluted disc 340e outer peripheral edges, and outer tooth disk 310e promptly is unlocked.
Referring to Figure 23, this folding adjusting angle mechanism is after release, and upper junction plate 100e can only four pairing positions of external toothing teeth groove 313e be by locking on outer tooth disk 310e, and other positions can't locking.After release, upper junction plate 100e can also be in the fine setting of certain angle scope in addition, and promptly the folding adjusting angle mechanism of this embodiment can be realized several gear adjustment of backrest and fold, and can finely tune in each gear positions again simultaneously.
Embodiment 7
The structure of the folding adjusting angle mechanism of this embodiment is identical with the structure of embodiment 1 or embodiment 2 or embodiment 3 or embodiment 4 basically, and the interior engagement ring tooth 342f on the just interior fluted disc 340f is the awl tooth, and the external toothing ring tooth on the outer tooth disk also is the awl tooth.
In the foregoing description, the gathering sill in the positioning disk can exchange with the feather key on the interior fluted disc.
Claims (32)
1. folding adjusting angle mechanism comprises:
The upper junction plate that one lower connecting plate that is connected with fixed part is connected with a movable part, said movable part and said standing part are hinged and can relative fixed partly carry out angular adjustment and can fold and level spreads out; It is characterized in that: also comprise:
One positioning disk that is fixedly connected with said lower connecting plate, this positioning disk have the hollow structure that play the guiding role;
One has the interior fluted disc of endoporus, and fluted disc adopts first guide frame to be configured in the hollow structure that play the guiding role of said positioning disk in this, and the outer peripheral edges of said interior fluted disc are provided with internal gearing structure;
One axle sleeve, this axle sleeve have first end and second end that is oppositely arranged, and first end of axle sleeve passes said interior fluted disc, flexible member and positioning disk successively;
One be enclosed within on the said axle sleeve and act on said in flexible member on the fluted disc;
One outer tooth disk that is fixedly connected with upper junction plate; This outer tooth disk is installed on second end of said axle sleeve and with said fairlead and is connected; This outer tooth disk has the container cavity that holds said axle sleeve second end, the ring cavity wall of this container cavity be provided with interior fluted disc on the external toothing structure that is meshed of internal gearing structure;
One installs the release mechanism on the said axle sleeve, this release mechanism with said in fluted disc drive and be connected, this driving mechanism and said flexible member cooperatively interact, make on internal gearing structure and the outer tooth disk on the interior fluted disc the external toothing structure engages with separate.
2. folding adjusting angle mechanism as claimed in claim 1 is characterized in that, said positioning disk, flexible member, interior fluted disc and outer tooth disk are coaxial to be arranged on the said axle sleeve.
3. folding adjusting angle mechanism as claimed in claim 2 is characterized in that, trying to get to the heart of a matter of said positioning disk has the axle sleeve hole that the said axle sleeve of a confession passes.
4. folding adjusting angle mechanism as claimed in claim 2 is characterized in that, said positioning disk is fixedly connected with said axle sleeve.
5. folding adjusting angle mechanism as claimed in claim 2 is characterized in that, matched in clearance between said outer tooth disk and the fairlead.
6. folding adjusting angle mechanism as claimed in claim 3; It is characterized in that; The hollow structure that play the guiding role of said positioning disk is meant: have the hollow structure that holds said interior fluted disc and flexible member in the said positioning disk; The internal perisporium of this hollow structure is provided with second guide frame, and first guide frame on said second guide frame and the interior fluted disc is meshing with each other, and first guide frame on the wherein interior fluted disc is arranged on the outer peripheral edges of interior fluted disc.
7. folding adjusting angle mechanism as claimed in claim 6; It is characterized in that; Said first guide frame is at least one feather key on the outer peripheral edges of fluted disc in being arranged on; Said second guide frame is at least one gathering sill that is arranged on the internal perisporium of hollow structure of said positioning disk, and said feather key is embedded in the said gathering sill.
8. folding adjusting angle mechanism as claimed in claim 6; It is characterized in that; Said first guide frame be distributed on said in some feather keys on the outer peripheral edges of fluted disc; Said second guide frame is the some gathering sills that are distributed on the internal perisporium of hollow structure of said positioning disk, and each feather key is embedded in the corresponding gathering sill.
9. folding adjusting angle mechanism as claimed in claim 6; It is characterized in that; Said first guide frame is at least one gathering sill on the outer peripheral edges of fluted disc in being arranged on; Said second guide frame is at least one feather key that is arranged on the internal perisporium of hollow structure of said positioning disk, and said feather key is embedded in the said gathering sill.
10. folding adjusting angle mechanism as claimed in claim 6; It is characterized in that; Said first guide frame be distributed on said in some gathering sills on the outer peripheral edges of fluted disc; Said second guide frame is the some feather keys that are distributed on the internal perisporium of hollow structure of said positioning disk, and each feather key is embedded in the corresponding gathering sill.
11. like the described folding adjusting angle mechanism of each claim of claim 1 to 10; It is characterized in that; Internal gearing structure in said on the outer peripheral edges of fluted disc is interior engagement ring tooth, the external toothing ring tooth of the external toothing structure on the ring cavity wall of the container cavity of said outer tooth disk for being meshed with said interior engagement ring tooth.
12. folding adjusting angle mechanism as claimed in claim 11 is characterized in that, said inside and outside engagement ring tooth is straight-tooth or is the awl tooth.
13. like the described folding adjusting angle mechanism of each claim of claim 1 to 10; It is characterized in that; Internal gearing structure in said on the outer peripheral edges of fluted disc is an engaging tooth piece in some on the outer peripheral edges of fluted disc in being distributed on; External toothing structure on the ring cavity wall of the container cavity of said outer tooth disk is the some external toothing teeth groove that are distributed on the ring cavity wall, and the engaging tooth piece is inserted in the corresponding external toothing teeth groove in each.
14. like the described folding adjusting angle mechanism of each claim of claim 1 to 10; It is characterized in that; Internal gearing structure in said on the outer peripheral edges of fluted disc is an engaging tooth segment in the plurality of sections on the outer peripheral edges of fluted disc in being distributed on; External toothing structure on the ring cavity wall of the container cavity of said outer tooth disk is the some external toothing tooth sections that are distributed on the ring cavity wall, and engaging tooth segment is meshed with corresponding external toothing tooth section in each.
15. folding adjusting angle mechanism as claimed in claim 11 is characterized in that, in said, is provided with one in the endoporus of fluted disc in order to prop up the back-up ring of said flexible member, the internal diameter of said back-up ring cooperates with the first end crest clearance of said axle sleeve; One end of said flexible member props up trying to get to the heart of a matter of said positioning disk, and the other end props up on first end face of said back-up ring.
16. folding adjusting angle mechanism as claimed in claim 13 is characterized in that, in said, is provided with one in the endoporus of fluted disc in order to prop up the back-up ring of said flexible member, the internal diameter of said back-up ring cooperates with the first end crest clearance of said axle sleeve; One end of said flexible member props up trying to get to the heart of a matter of said positioning disk, and the other end props up on first end face of said back-up ring.
17. folding adjusting angle mechanism as claimed in claim 14 is characterized in that, in said, is provided with one in the endoporus of fluted disc in order to prop up the back-up ring of said flexible member, the internal diameter of said back-up ring cooperates with the first end crest clearance of said axle sleeve; One end of said flexible member props up trying to get to the heart of a matter of said positioning disk, and the other end props up on first end face of said back-up ring.
18. folding adjusting angle mechanism as claimed in claim 15; It is characterized in that; Said release mechanism comprises at least one latch on a unlock button pin or release pull-button pin and the outer peripheral face that is installed in unlock button pin or release pull-button pin, on the jacket wall on the said axle sleeve, offers at least one axial release guide groove; Said unlock button pin or release pull-button pin pass said axle sleeve, and said latch is contacted from passing in the axle sleeve to axle sleeve and with second end face of said back-up ring by said axial release guide groove.
19. folding adjusting angle mechanism as claimed in claim 16; It is characterized in that; Said release mechanism comprises at least one latch on a unlock button pin or release pull-button pin and the outer peripheral face that is installed in unlock button pin or release pull-button pin, on the jacket wall on the said axle sleeve, offers at least one axial release guide groove; Said unlock button pin or release pull-button pin pass said axle sleeve, contact outside the axle sleeve that said latch is passed in axle sleeve by said axial release guide groove and with second end face of said back-up ring.
20. folding adjusting angle mechanism as claimed in claim 17; It is characterized in that; Said release mechanism comprises at least one latch on a unlock button pin or release pull-button pin and the outer peripheral face that is installed in unlock button pin or release pull-button pin, on the jacket wall on the said axle sleeve, offers at least one axial release guide groove; Said unlock button pin or release pull-button pin pass said axle sleeve, contact outside the axle sleeve that said latch is passed in axle sleeve by said axial release guide groove and with second end face of said back-up ring.
21. folding adjusting angle mechanism as claimed in claim 18; It is characterized in that; Said release mechanism comprises a unlocking knob and at least one latch that is installed on the outer peripheral face of unlocking knob, on the jacket wall on the said axle sleeve, offers at least one spiral release guide groove; Said unlock button passes said axle sleeve, and said latch is contacted from passing in the axle sleeve to axle sleeve and with second end face of said back-up ring by said spiral release guide groove.
22. folding adjusting angle mechanism as claimed in claim 19; It is characterized in that; Said release mechanism comprises a unlocking knob and at least one latch that is installed on the outer peripheral face of unlocking knob, on the jacket wall on the said axle sleeve, offers at least one spiral release guide groove; Said unlock button passes said axle sleeve, and said latch is contacted from passing in the axle sleeve to axle sleeve and with second end face of said back-up ring by said spiral release guide groove.
23. folding adjusting angle mechanism as claimed in claim 20; It is characterized in that; Said release mechanism comprises a unlocking knob and at least one latch that is installed on the outer peripheral face of unlocking knob, on the jacket wall on the said axle sleeve, offers at least one spiral release guide groove; Said unlock button passes said axle sleeve, and said latch is contacted from passing in the axle sleeve to axle sleeve and with second end face of said back-up ring by said spiral release guide groove.
24. folding adjusting angle mechanism as claimed in claim 16 is characterized in that, said flexible member is a back-moving spring.
25. folding adjusting angle mechanism as claimed in claim 17 is characterized in that, said flexible member is a back-moving spring.
26. folding adjusting angle mechanism as claimed in claim 18 is characterized in that, said flexible member is a back-moving spring.
27. folding adjusting angle mechanism as claimed in claim 21; It is characterized in that; Said axle sleeve second end is provided with one section external thread section and one section step axle; Offer the through hole that the external thread section on the said axle sleeve of a confession passes trying to get to the heart of a matter of said outer tooth disk; Through hole on the said outer tooth disk is sleeved on the small diameter shaft of the step axle on axle sleeve second end and external thread section on the axle sleeve is passed outside the through hole of outer tooth disk on trying to get to the heart of a matter, and the end face of the major diameter axle of outer tooth disk through being spun on nut and the step axle on axle sleeve second end on the said external thread section matches and carries out the axial location restriction.
28. folding adjusting angle mechanism as claimed in claim 22; It is characterized in that; Said axle sleeve second end is provided with one section external thread section and one section step axle; Offer the through hole that the external thread section on the said axle sleeve of a confession passes trying to get to the heart of a matter of said outer tooth disk; Through hole on the said outer tooth disk is sleeved on the small diameter shaft of the step axle on axle sleeve second end and external thread section on the axle sleeve is passed outside the through hole of outer tooth disk on trying to get to the heart of a matter, and the end face of the major diameter axle of outer tooth disk through being spun on nut and the step axle on axle sleeve second end on the said external thread section matches and carries out the axial location restriction.
29. folding adjusting angle mechanism as claimed in claim 23; It is characterized in that; Said axle sleeve second end is provided with one section external thread section and one section step axle; Offer the through hole that the external thread section on the said axle sleeve of a confession passes trying to get to the heart of a matter of said outer tooth disk; Through hole on the said outer tooth disk is sleeved on the small diameter shaft of the step axle on axle sleeve second end and external thread section on the axle sleeve is passed outside the through hole of outer tooth disk on trying to get to the heart of a matter, and the end face of the major diameter axle of outer tooth disk through being spun on nut and the step axle on axle sleeve second end on the said external thread section matches and carries out the axial location restriction.
30. folding adjusting angle mechanism as claimed in claim 21; It is characterized in that; Said axle sleeve second end is provided with one section step axle; Trying to get to the heart of a matter of said outer tooth disk offer one supply the small diameter shaft on the said axle sleeve to pass through hole, said outer tooth disk is sleeved on second diameter shaft of the step axle on axle sleeve second end and the end face of the major diameter axle through the step axle on axle sleeve second end carries out the axial location restriction; Said outer tooth disk is provided with an outward flange face step, and said positioning disk is provided with inner flange face step, links together through encircling with riveted joint between the said inside and outside flange face step.
31. folding adjusting angle mechanism as claimed in claim 22; It is characterized in that; Said axle sleeve second end is provided with one section step axle; Trying to get to the heart of a matter of said outer tooth disk offer one supply the small diameter shaft on the said axle sleeve to pass through hole, said outer tooth disk is sleeved on second diameter shaft of the step axle on axle sleeve second end and the end face of the major diameter axle through the step axle on axle sleeve second end carries out the axial location restriction; Said outer tooth disk is provided with an outward flange face step, and said positioning disk is provided with inner flange face step, links together through encircling with riveted joint between the said inside and outside flange face step.
32. folding adjusting angle mechanism as claimed in claim 23; It is characterized in that; Said axle sleeve second end is provided with one section step axle; Trying to get to the heart of a matter of said outer tooth disk offer one supply the small diameter shaft on the said axle sleeve to pass through hole, said outer tooth disk is sleeved on second diameter shaft of the step axle on axle sleeve second end and the end face of the major diameter axle through the step axle on axle sleeve second end carries out the axial location restriction; Said outer tooth disk is provided with an outward flange face step, and said positioning disk is provided with inner flange face step, links together through encircling with riveted joint between the said inside and outside flange face step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210296741.XA CN102805502B (en) | 2012-08-17 | 2012-08-17 | Folding angle-adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210296741.XA CN102805502B (en) | 2012-08-17 | 2012-08-17 | Folding angle-adjusting mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102805502A true CN102805502A (en) | 2012-12-05 |
| CN102805502B CN102805502B (en) | 2015-06-03 |
Family
ID=47229507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210296741.XA Active CN102805502B (en) | 2012-08-17 | 2012-08-17 | Folding angle-adjusting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102805502B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105423093A (en) * | 2016-01-08 | 2016-03-23 | 科盾科技股份有限公司 | Display screen hoisting device |
| CN109080510A (en) * | 2018-08-17 | 2018-12-25 | 黄海 | A kind of regulator for chair back angle |
| CN109080509A (en) * | 2018-08-17 | 2018-12-25 | 黄海 | A kind of device for regulating chair angle with to neutrality |
| US11401039B2 (en) | 2020-03-25 | 2022-08-02 | B/E Aerospace, Inc. | Angular armrest adjustment assembly |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1156513A (en) * | 1997-08-27 | 1999-03-02 | Ikeda Bussan Co Ltd | Reclining device |
| US20020171280A1 (en) * | 2001-04-23 | 2002-11-21 | Hiroyuki Okazaki | Seat reclining device |
| CN2647648Y (en) * | 2003-09-12 | 2004-10-13 | 邹耀忠 | Vehicle seat angle regulator |
| CN101370687A (en) * | 2006-01-27 | 2009-02-18 | 丰田自动车株式会社 | Seat |
| JP2009039238A (en) * | 2007-08-08 | 2009-02-26 | Toyota Boshoku Corp | Detent device |
| CN201328553Y (en) * | 2008-11-26 | 2009-10-21 | 周国卿 | Chair back adjusting structure |
-
2012
- 2012-08-17 CN CN201210296741.XA patent/CN102805502B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1156513A (en) * | 1997-08-27 | 1999-03-02 | Ikeda Bussan Co Ltd | Reclining device |
| US20020171280A1 (en) * | 2001-04-23 | 2002-11-21 | Hiroyuki Okazaki | Seat reclining device |
| CN2647648Y (en) * | 2003-09-12 | 2004-10-13 | 邹耀忠 | Vehicle seat angle regulator |
| CN101370687A (en) * | 2006-01-27 | 2009-02-18 | 丰田自动车株式会社 | Seat |
| JP2009039238A (en) * | 2007-08-08 | 2009-02-26 | Toyota Boshoku Corp | Detent device |
| CN201328553Y (en) * | 2008-11-26 | 2009-10-21 | 周国卿 | Chair back adjusting structure |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105423093A (en) * | 2016-01-08 | 2016-03-23 | 科盾科技股份有限公司 | Display screen hoisting device |
| CN109080510A (en) * | 2018-08-17 | 2018-12-25 | 黄海 | A kind of regulator for chair back angle |
| CN109080509A (en) * | 2018-08-17 | 2018-12-25 | 黄海 | A kind of device for regulating chair angle with to neutrality |
| US11401039B2 (en) | 2020-03-25 | 2022-08-02 | B/E Aerospace, Inc. | Angular armrest adjustment assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102805502B (en) | 2015-06-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102805502A (en) | Folding angle-adjusting mechanism | |
| US8763620B1 (en) | Rotatable sunshade | |
| CN209600582U (en) | Cradle head and articles for children with it | |
| CN110056246A (en) | Roof structure | |
| CN103448620A (en) | Group of external mirrors with different functions | |
| CN207697788U (en) | Cradle head and children trolley with it | |
| CN106428182B (en) | Linkage folds split type perambulator | |
| CN104442978A (en) | Interlock foldable stroller seats | |
| CN107226121B (en) | Foldable baby carriage frame | |
| CN109083998A (en) | A kind of switching device and linear actuators of quick release mechanism | |
| CN108494156A (en) | A kind of linear actuators that unidirectional power transmits | |
| CN102038362A (en) | Expandable desk | |
| CN208827909U (en) | The baby carriage that two steps fold | |
| CN205292749U (en) | Child stroller | |
| CN112412314A (en) | Lifting turner of variable-spacing louver | |
| CN208713133U (en) | A kind of switching device and linear actuators of quick release mechanism | |
| CN216140044U (en) | Rotary joint and stroller comprising same | |
| CN105644605B (en) | A kind of linkage of unlocking device | |
| CN101219645B (en) | Bidirectional controller, gemel component having the same and seat having the same | |
| CN209547589U (en) | It is baby bed | |
| CN111336361B (en) | Multi freedom remote sensing survey and drawing strutting arrangement | |
| CN220937425U (en) | Modular longitudinal support of electric bed frame, electric bed frame and electric bed | |
| CN117426640A (en) | Modular longitudinal support of electric bed frame, electric bed frame and electric bed | |
| CN218185932U (en) | Folding support | |
| CN110115422A (en) | Lifting work table |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Kang Road, Pudong New Area Kangqiao Industrial Zone of Shanghai City, No. 669, 201315 Patentee after: Yanfeng Daotuo Ann seat Co. Address before: Kang Road, Pudong New Area Kangqiao Industrial Zone of Shanghai City, No. 669, 201315 Patentee before: Shanghai Yanfeng Johnson Controls Seating Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: No. 669, kang'an Road, Kangqiao Industrial Zone, Pudong New Area, Shanghai 201300 Patentee after: Yanfeng international Seat System Co.,Ltd. Address before: 201315 No. 669 Kang'an Road, Kangqiao Industrial Zone, Pudong New District, Shanghai Patentee before: YANFENG ADIENT SEATING Co.,Ltd. |
|
| CP03 | Change of name, title or address |