CN107697141A - Trolley - Google Patents
Trolley Download PDFInfo
- Publication number
- CN107697141A CN107697141A CN201710674208.5A CN201710674208A CN107697141A CN 107697141 A CN107697141 A CN 107697141A CN 201710674208 A CN201710674208 A CN 201710674208A CN 107697141 A CN107697141 A CN 107697141A
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- CN
- China
- Prior art keywords
- connecting rod
- trolley
- link body
- perambulator
- body portion
- 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
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
- Handcart (AREA)
Abstract
The present invention provides a kind of trolley, is the trolley (5) that can be folded from deployed condition to folded state, has：Frame parts (28)；Foreleg (22) and back leg (24), its upper section rotatably link with the frame parts (28)；First connecting rod (40), it rotatably links with the rear portion of the frame parts；Second connecting rod (45), it rotatably links with the center section of the foreleg (22) and the section below of the first connecting rod (40) respectively；And third connecting rod (50), it rotatably links with the center section of back leg (24) and the section below of the first connecting rod (40) respectively.The second connecting rod (45) rotatably linked respectively with the center section of foreleg (22) and the section below of first connecting rod (40) includes the anti-sandwich portion (45p) prominent to direction not parallel with width.
Description
Technical field
The present invention relates to a kind of trolley that can be folded from deployed condition to folded state, more particularly, it relates to which one kind exists
In folding operation or in expansion operation, it can effectively prevent clothing etc. from sandwiching the structure for relatively rotating with respect to each other and linking freely
Trolley between unit.
Background technology
In the past, infant's perambulator moved and/or the pet stroller moved for pet are widely known for, for goods
The trolleys such as the chassis of carrying.For example, as disclosed in Patent Document 1, currently using trolley largely pass through
Make rotatably to link between construction unit and the construction unit is worked as linkage component, so as to
Folded from deployed condition to folded state.In the perambulator disclosed in Japanese Unexamined Patent Publication 2011-063097 publications, from side
When face is observed, it can be folded in a manner of making foreleg and handle close, the fore-and-aft direction of perambulator can be reduced by folding
On size.
Can be by the way that trolley be configured to fold to improve the facility of the diminution of storage space and/or carrying etc.
Property.On the other hand, when deploying trolley or during folding pushchair, it is possible to cause clothing etc. being clamped into and result from structure list
Gap between member and linkage component.If sandwiching clothing etc. upon deployment and/or when folding, can not swimmingly carry out
The expansion and/or folding of trolley.
The content of the invention
The present invention allows for above-described problem and made, it is intended that in the expansion for the trolley that can be folded
When or fold when, effectively prevent clothing etc. from sandwiching between the construction unit of the trolley.
The trolley of the present invention is the trolley that can be folded from deployed condition to folded state, is had：
Frame parts；
Foreleg and back leg, its upper section rotatably link with the frame parts；
First connecting rod, it rotatably links with the rear portion of the frame parts；
Second connecting rod, its rotatably respectively with the center section of the foreleg and the first connecting rod
Side part links；And
Third connecting rod, its rotatably respectively with the center section of the back leg and the first connecting rod
Side part links,
The second connecting rod includes the anti-sandwich portion prominent to direction not parallel with width.
Preferably, the second connecting rod can also include link body portion, and the link body portion is can rotate
Mode links with the center section of the foreleg and the section below of the first connecting rod respectively, and the anti-sandwich portion can be from even
Bar main part extends.
The anti-sandwich portion can include the front extended forwards from the front end in the link body portion and extend part.
In addition, the anti-sandwich portion, which can include the top extended upward from the link body portion, extends part.
In addition, the anti-sandwich portion, which can include the lower section extended downwards from the link body portion, extends part.
Preferably, trolley be provided with positioned at the first anti-sandwich portion of the top in the link body portion and with institute
State the first anti-sandwich part from and positioned at the link body portion lower section the second anti-sandwich portion.
In addition, the link body portion can include recess, the anti-sandwich portion in a part for the profile under its side view
The recess in the link body portion can be arranged at.
Preferably, the anti-sandwich portion is tabular.
In accordance with the invention it is possible to effectively prevent sandwiching for clothing etc..
Brief description of the drawings
Fig. 1 is the figure for illustrating one embodiment of the present invention, is the perambulator for an example for being denoted as trolley
Stereogram.
Fig. 2 is the side view for the perambulator being configured in handle under the deployed condition of rear position (back of the body push position).
Fig. 3 is the side view of the perambulator in folded state.
Fig. 4 is the partial side for the perambulator being configured in handle under the deployed condition of anterior position (opposite push position)
View.
Fig. 5 is the sectional perspective for the perambulator being configured in handle under the deployed condition of rear position (back of the body push position)
Figure.
Fig. 6 is the stereogram of second connecting rod.
Fig. 7 is the side view of the perambulator in the state between deployed condition and folded state.
Fig. 8 is the side view of the perambulator in the state between deployed condition and folded state.
Fig. 9 is the side view of second connecting rod.
Figure 10 is the stereogram for the variation for representing trolley.
Embodiment
Hereinafter, one embodiment of the present invention is illustrated referring to the drawings.
Hereinafter, an example as trolley 5, said exemplified by the perambulator 10 used when outgoing with infant
It is bright.But trolley 5 of the invention is not limited to perambulator 10, it can be widely applied for for example what is used during as mobile pet
Pet is configured to via operator by the use of the trolley 5 of stroller, and/or as trolley 5 of chassis etc. used in article is carried
Hand and the stroller that promotes.
Fig. 1~Fig. 9 is the figure for illustrating an embodiment of the perambulator of the present invention.Wherein, Fig. 1~Fig. 3 represents baby
The overall structure of youngster's car.Perambulator 10 as widely available (for example, Japanese Unexamined Patent Publication 2005-082082 publications and/or
Japanese Unexamined Patent Publication 2006-117012 publications) it is configured to fold, can be from deployed condition as shown in Figures 1 and 2 to Fig. 3
Shown folded state folds, and can deploy from folded state to deployed condition.In addition, in the baby of present embodiment
In youngster's car 10, by making handle 15 be swung relative to the main body frame 12 of perambulator 10, following two states can be turned into, i.e.
Operator (Protector) holds handle 15 from the rear side of infant and manipulates perambulator 10, so that infant is towards direct of travel
The mode in front perambulator 10 is travelled (back of the body push mode), and, operator is from the position handle in face of the foreleg side of infant
Hold handle 15 and manipulate perambulator 10, make perambulator 10 in a manner of the back leg side for making perambulator 10 turns into the front of direct of travel
Travel (opposite push mode).
Here, in this manual, "front", "rear" for trolley, " on ", " under ", " fore-and-aft direction " and " up and down
The term in direction " is in the case of no special instructions, it is meant that makes the trolley in deployed condition in the case where carrying on the back push mode
The "front", "rear" that is judged under the situation of advance, " on ", " under ", " fore-and-aft direction " and " above-below direction ".In example illustrated
In, "front", "rear" for perambulator, " on ", " under ", the term of " fore-and-aft direction " and " above-below direction " are not referring in particular to
In the case of showing, it is meant that by ride in be in deployed condition under perambulator infant on the basis of "front", "rear",
" on ", " under ", " fore-and-aft direction " and " above-below direction ".Specifically, " fore-and-aft direction " of trolley (perambulator) refers to, figure
The link lower-left of paper and the direction of upper right in 1, equivalent to the left and right directions of the paper in Fig. 2.Also, as long as no special
Instruction, " preceding " just refers to, the side for the infant institute direction taken in the example in the figures, the lower left side of the paper in Fig. 1 and
The left side of paper in Fig. 2 is " front side " of trolley (perambulator).On the other hand, " above-below direction " of trolley (perambulator)
Refer to, the direction orthogonal and orthogonal with landing ground with fore-and-aft direction.Therefore, in the case where landing ground is horizontal plane, " up and down
Direction " refers to vertical direction.In addition, " width " refers to transverse direction, the side orthogonal with " fore-and-aft direction " and " above-below direction "
To.
First, illustrated from the overall structure of perambulator.As shown in figure 1, the perambulator 10 in present embodiment is overall
The substantially symmetric structure centered on width median plane along the longitudinal direction.As shown in Figures 1 and 2, perambulator 10 has
Have and form baby's vehicle main body 11 of framework, the vehicle seat 90 for being installed on baby's vehicle main body 11, storing basket 93 and bicycle shed 95.Perambulator
Main body 11 has main body frame 12 and can swingingly be installed on the handle 15 of main body frame 12.Main body frame 12 has matches somebody with somebody respectively
Be placed in a pair of forelegs 22 of left and right, be respectively arranged at a pair of back legs 24 of left and right, be respectively arranged at left and right be used as side frame a pair
The handrail 28 of frame part and a pair of the first~third connecting rods 40,45,50 for being respectively arranged at left and right.In the lower end of foreleg 22
Front-wheel 23 is provided with, the lower end of back leg 24 is provided with trailing wheel 25.In addition, in the example in the figures, the seat board of supporting saddle 90
90s (reference picture 5 and Fig. 6) is between a pair of forelegs 22 and between a pair of back legs 24.As described later, the two of seat board 90s
Sidepiece respectively constitutes the second connecting rod 45 of the jackknife action for that can carry out trolley 5 (perambulator 10).
The upper part of foreleg 22 is in a manner of it can rotate and (can swing) with being configured at respective side (left side or right side)
Handrail 28 forward portion connection.Similarly, the upper part of back leg 24 in a manner of it can rotate and (can swing) with matching somebody with somebody
It is placed in the forward portion connection of the handrail 28 of respective side (left side or right side).In addition, the upper section of first connecting rod 40, particularly
The upper part in upper section in example illustrated is in a manner of it can rotate and (can swing) with being configured at a respective side (left side
Side or right side) handrail 28 rear end part connection.
The second connecting rod 45 in left side links the first connecting rod 40 of the foreleg 22 in left side and left side.Similarly, the of right side
Two connecting rods 45 link the first connecting rod 40 of the foreleg 22 on right side and right side.Each second connecting rod 45 is in its forward portion can turn
Dynamic mode is connected with the center section of foreleg 22, in its rear the part rotatably lower section with first connecting rod 40
Partly, the end portion connection being particularly in section below in the example in the figures.
Then, the third connecting rod 50 in left side links the first connecting rod 40 of the back leg 24 in left side and left side.Similarly, right side
Third connecting rod 50 first connecting rod 40 of the back leg 24 on right side and right side is linked.Each third connecting rod 50 is in one part with can
The mode for rotating (can swing) is connected with the center section of back leg 24, is rotatably connected in other parts with first
The section below of bar 40, the end portion connection being particularly in section below in the example in the figures.
As shown in Figures 2 and 4, in the perambulator 10 of diagram, in the baby that observation is under deployed condition in the width direction
In the case of youngster's car 10, third connecting rod 50 is in itself and the bond sites Pa and third connecting rod 50 of first connecting rod 40 and the company of back leg 24
Between the Pb of knot position, there is the shape of rearward prominent bending.By making third connecting rod 50 turn into such shape, Neng Gouti
The rigidity of high perambulator 10.Thus, suppress when perambulator 10 travels and/or when the folding or expansion operation of perambulator 10 to baby
Car 10 applies various power and is deformed such situation in perambulator 10.
In other words, in the case of the perambulator 10 that observation is under deployed condition in the width direction, third connecting rod 50 is
The shape of L-shaped comprising crooked position 53, and including clipping the Part I 51 and Part II 52 of the configuration of the ground of crooked position 53.
Moreover, in the case of the perambulator 10 that observation is under deployed condition in the width direction, the crooked position 53 of third connecting rod 50
Positioned at than the bond sites Pb of the bond sites Pa of third connecting rod 50 and first connecting rod 40 and third connecting rod 50 and back leg 24 is connected
Position more rearward the line segment ls that connects.
As shown in Figure 5, it is illustrated that third connecting rod 50 via the axle portion part 39 of the width along perambulator 10 can turn
Dynamic mode is connected with first connecting rod 40.Axle portion part 39 is except rotatably running through third connecting rod 50 and first connecting rod
Beyond 40, also rotatably run through second connecting rod 45 and handle 15.In addition, third connecting rod 50 is via along perambulator 10
Width extension lug boss 59 link with back leg 24.
But in such trolley 5 (perambulator 10), its construction unit works as connecting rod, by relative
Rotate, can change between deployed condition and folded state.Also, fold when and/or expansion when, in the hand from side
During stroller 5, the one side of second connecting rod 45 overlaps with numerous other structures units, while being relatively moved relative to other structures unit.
Therefore, when folding and/or during expansion, clothing and/or woollen blanket etc. easily sandwich substantial middle positioned at baby's vehicle main body 11
Between second connecting rod 45 and other structures unit.
Particularly, in the trolley 5 that can be folded, it is preferred that second connecting rod 45 is according to for ensuring that trolley 5 is whole
The restriction of adjustment chair top height when the restriction of the appearance design of body, and/or such as trolley 5 are applied to perambulator and it is curved
It is bent.I.e., as in the example as illustrated, a part for profile of the second connecting rod 45 under its side view also includes recess 45r (reference pictures
4).In this case, in the expansion of trolley 5 and/or when folding, clothing etc. easily sandwiches recess 45r.
On the other hand, in the trolley 5 (perambulator 10) illustrated here, second connecting rod 45 is as described below
Form, can effectively suppress clothing and/or woollen blanket etc. and sandwich between second connecting rod 45 and other structures unit or sandwich to remove
Between multiple construction units beyond second connecting rod 45.
Hereinafter, 4~Fig. 6 of reference picture and Fig. 9, the second connecting rod 45 of present embodiment is illustrated in more detail.
Fig. 6 is the stereogram for illustrating the second connecting rod 45 of present embodiment.In the example shown in Fig. 6, second connects
Bar 45 is made up of seat board 90s sidepiece, seat board 90s supporting saddles 90 between a pair of forelegs 22 and a pair of back legs 24.Respectively
Second connecting rod 45 includes link body portion 45b.Link body portion 45b is in second connecting rod 45, and is used as and is used to carry out
The linkage component of the folding operation of perambulator 10 and the part worked.As long as second connecting rod 45 suitably plays above-mentioned link rod part
The function of part, it is free to design.
In the example shown in Fig. 6, link body portion 45b is included：The link body extended along seat board 90s left and right sides
Central portion 45c；It is arranged at the rear mounting portion part 46b of the tabular of link body central portion 45c rear end；And it is arranged at connecting rod
Main body central portion 45c front end and the front end installing component 46c of the tabular of lower section.Also, link body portion 45b installs in rear end
Part 46b rotatably links with the section below of first connecting rod 40.In addition, link body portion 45b pacifies in front end
Pars intermedias of the part 46c rotatably with foreleg 22 is filled to link.
In the example shown in Fig. 6, link body central portion 45c and seat board 90s forms one, constitutes seat board 90s's
Sidepiece.Certainly, link body central portion 45c can also be separately formed with seat board 90s.Here, in the example shown in Fig. 6, from
Seat board 90s front end is flat over to central portion.On the other hand, seat board 90s rear portion turns into the shape bent upward
Shape.Profile under link body central portion 45c side view is consistent with the profile under seat board 90s side view.Therefore, as shown in figure 9,
Profile under link body central portion 45c side view linearly extends from leading section 45cf throughout central portion, and at it
Back curve, finally linearly extension upward.That is, a part for profiles of the link body central portion 45c under its side view,
Specifically there is line part 45s from leading section 45cf to central portion.In addition, link body central portion 45c is under its side view
Profile a part, specifically include bending section 45r in the position being connected from rear with line part 45s.Bending section 45r
Bent upward along with towards rear.As a result, bending section 45r top edges portion forms what is be open upward
Recess 45rx.Moreover, in the example shown in Fig. 9, link body central portion 45c is in the position being connected from rear with bending section 45r
Put with rearward end 45t.Between link body central portion 45c rearward end 45t, i.e. bending section 45r and rear mounting portion part 46b
Region linearly extend upward.
It should be noted that in the example in the figures, line part 45s, bending section 45r and rearward end 45t are integrally formed.
In addition, in the example in the figures, link body central portion 45c, rear mounting portion part 46b and front end installing component 46c are integratedly
Formed.Although also, form connecting rod using link body central portion 45c, rear mounting portion part 46b and front end installing component 46c
Main part 45b, but as described above, link body portion 45b is integral with the part of supporting saddle 90 as a seat board 90s part
Ground is formed.
Second connecting rod 45 also includes the anti-sandwich portion 45p prominent to direction not parallel with width.Such as Fig. 5 and Fig. 6
It is shown, it is illustrated that anti-sandwich portion 45p in order to avoid increase perambulator 10 weight and be tabular.In addition, anti-sandwich portion 45p is from even
Bar main part 45b extends.In more detail, in the present embodiment, anti-sandwich portion 45p is included from link body portion 45b's
The front that front end is extended forwards extends part 45x.Prolong upward from link body portion 45b in addition, anti-sandwich portion 45p includes
Part 45y is extended above stretching.Prolong moreover, anti-sandwich portion 45p includes from the lower section that link body portion 45b extends downwards
Go out part 45z.Certainly, anti-sandwich portion 45p only can also extend part 45x comprising front, top extends part 45y and lower section is prolonged
Go out any of part 45z or any two.
Extend as shown in figure 9, top extends part 45y on link body central portion 45c along its line part 45s.Top
The edge part 45ye for extending part 45y upside is overall almost parallel with the end 45se of line part 45s upside.
On the other hand, front extends part 45x and extended, the angle up to leading section 45cf from the 45cc regions of corner
Portion 45cc forms the end 45se of link body central portion 45c leading section 45cf and line part 45s upside connecting portion.Before
Side extends part 45x edge part 45xc in leading section 45cf front, in a manner of along with downward and towards front,
Tilted relative to above-below direction.Also, front extends the part 45x width along fore-and-aft direction, in other words, edge part 45xc
With leading section 45cf separation length along the longitudinal direction along with becoming big downward.In addition, in the example in the figures, side
Edge 45xc is connected towards leading section 45cf in leading section 45cf and front end installing component 46c borderline region.
The end of part 45y sides is extended above edge part 45xc turns into curve-like, and the curve-like is formed with connecting rod master
Substantially circular shape centered on body central portion 45c corner 45cc.By the curvilinear portion for forming the substantially circular shape
Point, front extends part 45x edge part 45xc and top extends part 45y edge part 45ye and is gently connected.So, originally
Extend part 45x in front of embodiment and top extends part 45y in link body portion 45b top to form first anti-sandwich
Portion 45p1.I.e., in the example in the figures, front extends part 45x and top extends part 45y to be integrally formed to be formed first anti-
Sandwich a portion 45p1 part.And, it is illustrated that the first anti-sandwich portion 45p1 formed with the 45b splits of link body portion.
It is confirmed as it should be noted that front extends shapes of the part 45x edge part 45xc on the 45cf of leading section,
In the expansion operation of the perambulator 10 shown in Fig. 3 or Fig. 7 or the midway of folding operation, 45cf at least a portion position in leading section
In the case of the rear of foreleg 22, edge part 45xc and 22 angle degree θ 7 (reference picture 3) of foreleg be always 45 ° with
On, preferably about 90 °.
Then, part 45z is extended to lower section to illustrate.As shown in figure 9, in the present embodiment, in order to avoid because setting
Put anti-sandwich portion 45p and increase weight, lower section extends part 45z and only configured in order to prevent what is sandwiched clothing etc. and especially need
Part.Therefore, lower section extends part 45z and the first anti-sandwich portion 45p1 and discretely configured.Lower section extends part 45z in connecting rod master
Body portion 45b lower section, form the second anti-sandwich portion 45p2 separated with the first anti-sandwich portion 45p1.Especially in example illustrated
In, the second anti-sandwich portion 45p2 is formed with the first anti-sandwich portion 45p1 splits, and with link body portion 45b split landform
Into.But lower section extends that part 45z can also extend part 45x with front and top extends part 45y and continuously configured.
In the example shown in Fig. 9, lower section extends part 45z and extends part with top in turning into for link body portion 45b
The downside of the opposite side of 45y sides, extend from line part 45s middle section over to rearward end 45t.
Lower section extends part 45z edge part 45ze on link body central portion 45c rearward end 45t, along rearward end
45t extends.In addition, lower section extends part 45z edge part 45ze from bending section 45r until line part 45s rear area,
In a manner of more more being separated towards front with link body portion 45b downward.I.e., during this period, lower section extends part 45z's
Above-below direction width broadens along link body portion 45b along with towards front side.Also, edge part 45ze is in line part 45s
Middle section, connected towards the end 45se of line part 45s downside.
It should be noted that from recess 45r until extending part 45z side below line part 45s rear area
Edge 45ze shape is confirmed as, and in the expansion operation of the perambulator 10 shown in Fig. 7 or the midway of folding operation, prolongs in lower section
Go out part 45z at least a portion be located at the rear of back leg in the case of, edge part 45ze and the angulation θ 4 of back leg 24
(reference picture 7) is always more than 45 °, preferably about 90 °.
Return Fig. 1, it is illustrated that perambulator 10 main body frame 12 be used as the construction unit extended in the width direction, have company
Tie footrest rack (front side connecting rod) 32, the rear side connecting rod 34 being attached between a pair of back legs 24 between a pair of forelegs 22.
In addition, the guard block 36 that can be bent is arranged in a manner of it can dismantle between a pair of armrests 28.
Handle 15 can be swingingly with baby's vehicle main body 11 including above structure main body frame 12 be connected.Such as Fig. 1 institutes
Show, in the present embodiment, handle 15 include extend generally parallel with one another substantially linear a pair of line part 16a, with
And the pars intermedia 16b between a pair of line part 16a is attached at, handle 15 is overall to have generally U-shaped shape.Handle 15 is with can
The mode for rotating (can swing) links with the first connecting rod 40 of the side of the two end portions of corresponding U-shaped.
It should be noted that as shown in figure 5, in the example in the figures, an axle portion part 39 connects through handle 15 and first
Bar 40, rotatably keep handle 15 and first connecting rod 40.In addition, the axle portion part 39 also extends through second connecting rod 45
Back plate installing component 46b and third connecting rod 50, rotatably keep second connecting rod 45 and third connecting rod 50.
That is, in the present embodiment of diagram, the pivot center (oscillation center) relative to first connecting rod 40 of handle 15 connects with the 3rd
Bar 50 is consistent with the pivot center of second connecting rod 45 with the pivot center and first connecting rod 40 of first connecting rod 40, and along baby
Width (transverse direction) extension of youngster's car.By such structure, as shown in Figures 2 and 3, handle 15 is relative to chassis body 12
Swing, the line part 16a of handle 15 moves in the side of handrail 28 along handrail 28.
Can be in handrail 28 as shown in figure 1, can be separately positioned on relative to the line part 16a slide units 19 slided
On a pair of line part 16a of the handle 15 of side movement.Each slide unit 19 is on the corresponding line part 16a of handle 15, profit
With the spring (not shown) being arranged in line part 16a, exerted a force by (the end side of U-shaped) downward.On the other hand, such as Fig. 2
It is shown, it is provided with perambulator 10 and engages respectively with pair of sliding part 19 and limit a pair first of the rotation of handle 15 engagings
Portion (the first engaging protrusion) 26a and a pair of second holding section (the second engaging protrusion) 26b.Pass through the first card for making to be arranged at front
Close projection 26a with slide unit 19 to engage and engage each other, as shown in double dot dash line in Fig. 2, handle 15 is fixed in front position
Put (opposite push position).On the other hand, by making the engaging protrusion 26b for being arranged at rear engage with slide unit 19 and blocking each other
Only, as illustrated in solid line in figure 2, handle 15 is fixed in rear position (back of the body push position).In the example in the figures, the first engaging is prominent
Play 26a and be arranged at handrail 28, the second engaging protrusion 26b is arranged at first connecting rod 40.
In addition, as shown in figure 1, handle 15 has：It is arranged in a manner of it can slide on the line part 16a of handle 15
Functional unit 18 and be arranged on the pars intermedia 16b of handle 15 and by can it is remote-operated in a manner of slide functional unit 18
Dynamic long-distance operating device 18a.As shown in figure 5, in the perambulator 10 under deployed condition, if handle 15 be configured at
Rear position (back position), then the functional unit 18 on handle 15 is from below with that can be slidably arranged on first connecting rod 40
Locking component 41 abut.Each locking component 41 (is not schemed on first connecting rod 40 using the spring being arranged in first connecting rod 40
Show), downward (the end side of U-shaped), in other words, exerted a force towards the bond sites of first connecting rod 40 and third connecting rod 50.And
And in the case where perambulator is in deployed condition or folded state, locking component 41 engages with third connecting rod 50, limitation the 3rd
The relative rotation of connecting rod 50 and first connecting rod 40.Thus, perambulator 10 is held in deployed condition or folded state.
In baby's vehicle main body 11 of the perambulator 10 including above structure, as shown in Figures 1 and 2, installation has portions 91a
And back 91b vehicle seat 90.In the example shown in Fig. 6, the portions 91a of vehicle seat 90 is by the seat integrally formed with second connecting rod 45
Plate 90s is supported, but not limited to this.It can also utilize what is for example extended between second connecting rod 45 and/or a pair of second connecting rods 45
The supporting (not shown) of upside connecting rod.On the other hand, pacified using the tabular rotatably with such as second connecting rod 45
Fill the back frame frame (not shown) that part 46b links, the back 91b of supporting saddle 90.In addition, as shown in Figures 1 and 2, in baby
Vehicle main body 11 is additionally provided with storing basket 93 and bicycle shed 95.Storing basket 93 is supported by such as second connecting rod 45, and bicycle shed 95 is installed on
The upper section of one connecting rod 40.It should be noted that vehicle seat 90, storing basket 93 and bicycle shed 95 are only shown in Fig. 1 and Fig. 2,
Omitted in other accompanying drawings.
As described below, with as above integrally-built perambulator 10 (baby's vehicle main body 11) by make each component parts that
This rotates and can folded.
In the case where handle 15 to be configured to anterior position (position of Fig. 2 double dot dash line), first, make the phase of handle 15
Swung for the main body frame 12 of baby's vehicle main body 11, making handle 15, rearward position (Fig. 2 solid line position) is mobile.Then,
Pass through the slide unit 19 being configured on the handle 15 of rear position and the second card on the first connecting rod 40 of baby's vehicle main body 11
Conjunction portion 26b engaging, handle 15 is fixed relative to perambulator 10.Now, its end portion in a manner of it can swing with
The handle 15 that first connecting rod 40 connects is solid relative to first connecting rod 40 by the engaging with the second holding section 26b of slide unit 19
It is fixed.Also, in following folding operation, when from side, i.e. in the situation from the width of perambulator 10
Under, the section below of handle 15 acted with the identical of first connecting rod 40.
Then, by operating long-distance operating device 18a, release between first connecting rod 40 and third connecting rod 50 via locking
The engaging that part 41 is carried out.Specifically, act functional unit 18 using long-distance operating device 18a, meanwhile, via operating portion
Part 18 acts the locking component 41 on first connecting rod 40, release first connecting rod 40 relative to third connecting rod 50 fixation, enter one
Step releases fixation of the first connecting rod 40 relative to other structures unit.It should be noted that now, perambulator 10 is in expansion shape
At least one of state, first connecting rod 40 and third connecting rod 50 abut with back leg 24.In the example in the figures, under first connecting rod 40
End part abuts with the center section of back leg 24.
Since the state, will temporarily be configured at the pull-up rearwardly and upwardly of handle 15 of rear position, afterwards, downwards under
Pressure.Now, as described above, first connecting rod 40 acts together with handle 15.Thus, first connecting rod 40 and third connecting rod 50 and back leg
24 separation, third connecting rod 50 are rotated in the clockwise direction in fig. 2 relative to back leg 24.Along with the operation, handrail 28 and
Two connecting rods 45 are rotated in the clockwise direction in fig. 2 relative to first connecting rod 40.By such operation, in the width from perambulator
Spend direction observation in the case of (when observe in side), handle 15 keep and the almost parallel relation of foreleg 22 while with by
Nearby the mode of leg 22 is moved, and the size of the perambulator 10 on fore-and-aft direction is reduced.If in addition, as shown in figure 3, forward
Rear to folding baby car 10, then handle 15 and foreleg 22 are remained it is almost parallel in the case of, the configuration bit of handle 15
Put reduction.As a result, the size on the fore-and-aft direction of perambulator 10 can not only be reduced, additionally it is possible to reduce the upper of perambulator 10
The upward size in lower section.
On the other hand, in order to which perambulator 10 (baby's vehicle main body 11) is deployed from folded state, grasp with above-mentioned folding
Make opposite operation.
Then, reference picture 2, Fig. 3, Fig. 7 and Fig. 8, to by perambulator 10 from deployed condition fold when anti-sandwich portion 45p
Effect is described in detail.Here, Fig. 2 is the side view for the perambulator 10 for representing deployed condition, Fig. 3 represents folded state
The side view of perambulator 10.In addition, Fig. 7 and Fig. 8 are the side views for representing folding operation or the perambulator 10 of expansion operation midway.
Fig. 7 is the figure for representing the perambulator 10 closer in the state of folded state, and Fig. 8 is represented closer in the state of deployed condition
Perambulator 10 figure.
As described above, if folding operation, the phase of third connecting rod 50 are proceeded by the perambulator 10 of deployed condition (Fig. 2)
For back leg 24, start into Fig. 2 rotationally clockwise.Along with the operation, second connecting rod 45 also begins to rotate, from figure
2 state changes to Fig. 8 state.Now, as shown in figure 8, when being observed in side, in the link body portion by second connecting rod 45
The region that the third connecting rod 50 of 45b, back leg 24 and rearward prominent bending shape surrounds produces gap R1.Such as Fig. 7 and Fig. 8
It is shown, by making second connecting rod 45 and third connecting rod 50 rotate close to each other, reduce gap R1.Also, as shown in fig. 7,
The midway of rotation, because second connecting rod 45 overlaps with third connecting rod 50, so gap R1 disappears.On the other hand, in the example of diagram
In son, second connecting rod 45, which has from the lower section that link body portion 45b extends downwards, extends part 45z.Opened from gap R1
During beginning to reduce untill disappearance, when being observed in side, the lower section extends part 45z and at least can locally weighed with gap R1
It is folded.That is, part 45z can be extended using lower section and reduces gap R1.So, prolonged downwards by setting from link body portion 45b
Part 45z is extended below stretching, can effectively prevent clothes etc. from sandwiching in the R1 of gap.
In addition, second connecting rod 45 and third connecting rod 50 are further rotated and changed from Fig. 8 state to Fig. 7 state.This
When, as shown in Figures 7 and 8, when being observed in side, between resulting between link body portion 45b line part 45s and back leg 24
Gap R2 reduces along with the rotation of second connecting rod 45.On the other hand, in the example in the figures, second connecting rod 45 has from connecting rod
The top that main part 45b extends upward extends part 45y.From gap, R2 is started zooming out until perambulator 10 is converted to Fig. 3
During untill shown folded state, when being observed in side, the top extends part 45y and at least can locally weighed with gap R2
It is folded.That is, part 45y can be extended using top and reduces gap R2.Therefore, prolonged upward by setting from link body portion 45b
Part 45y is extended above stretching, can effectively prevent clothes etc. from sandwiching in the R2 of gap.
In addition, second connecting rod 45 and third connecting rod 50 are further rotated and changed from Fig. 7 state to Fig. 3 state.This
When, as shown in Fig. 7 and Fig. 3, the gap R3 between link body portion 45b and back leg 24 is resulted from when side is observed along with
The rotation of two connecting rods 45 and third connecting rod 50 and reduce.From gap, R3 is started zooming out until perambulator 10 is converted to shown in Fig. 3
During untill folded state, when being observed in side, lower section extends part 45z can be at least local overlapping with gap R3.That is, energy
It is enough to utilize lower section to extend part 45z diminutions gap R3.In addition, result from edge part 45ze and back leg that lower section extends part 45z
The angle, θ 4 of gap R4 between 24 extends part 45z shape using lower section, preferably greater than results from back leg 24 and connecting rod
The angle of the angle, θ 3 of gap R3 between main part 45b, in the example shown in Fig. 7, more than 45 ° of angle can be arranged to
Degree, more preferably about 90 °.Therefore, part 45z is extended by setting from the lower section that link body portion 45b extends downwards,
It can effectively prevent clothes etc. from sandwiching in gap R3 or R4.
Then, to by perambulator 10 from folded state (Fig. 3) deploy when anti-sandwich portion 45p effect illustrate.
As described above, if expansion operation, the phase of third connecting rod 50 are proceeded by the perambulator 10 of folded state (Fig. 3)
For back leg 24, start rotating in an anti-clockwise direction into Fig. 3.Shape according to third connecting rod 50 etc., in a folded configuration, the
A part for three connecting rods 50 is located at the position more closer to the front than back leg 24, has and produces gap between third connecting rod 50 and back leg 24
The situation of (not shown).If expansion operation is proceeded by perambulator 10, by making third connecting rod 50 relative to back leg 24
Rotate, reduce the gap.Also, by being overlapped in rotation midway third connecting rod 30 with back leg 24, the gap disappears.The opposing party
Face, during being started zooming out from the gap untill disappearance, when being observed in side, lower section extends part 45z and the gap at least
Part superposition, thus, it is possible to reduce the gap.Therefore, prolonged by setting from the lower section that link body portion 45b extends downwards
Go out part 45z, can effectively prevent clothes etc. from sandwiching in the gap.
Along with the rotation of third connecting rod 50, relative to foreleg 22, the counter clockwise direction into Fig. 3 turns second connecting rod 45
It is dynamic, from the state transformation shown in the state to Fig. 7 shown in Fig. 3.As shown in figure 3, in a folded configuration, link body portion 45b's
Recess 45r is located at the position more closer to the front than back leg 24, and gap R5 is produced between link body portion 45b and back leg 24.It is adjoint
The rotation of second connecting rod 45, gap R5 reduces.Also, as shown in fig. 7, rotating midway, pass through the recessed of link body portion 45b
Portion 45r rearward moves relative to back leg 24, and gap R5 disappears.During from gap, R5 is started zooming out untill disappearance,
When side is observed, top extend part 45y, particularly top extend the part for being configured at recess 45r in the 45y of part can be with
Gap R5 is at least local overlapping.That is, part 45y, particularly top can be extended using top and extends being configured in the 45y of part
Recess 45r part, reduce gap R5.Therefore, by setting the top extension portion extended upward from link body portion 45b
Divide 45y, can effectively prevent clothes etc. from sandwiching in the R5 of gap.
In addition, as shown in figure 3, in a folded configuration, produced between link body portion 45b leading section 45cf and foreleg 22
Raw gap R6.Gap R6 reduces along with the rotation of second connecting rod 45.Also, as shown in figure 8, midway is being rotated, by preceding
End 45cf is moved forwards relative to foreleg 22, and gap R6 disappears.During from gap, R6 is started zooming out untill disappearance,
When from side, front extends part 45x can be at least local overlapping with gap R6.That is, front extension portion can be utilized
45x is divided to reduce gap R6.In addition, the gap R7 between part 45x edge part 45xc and foreleg 22 is extended in front of resulting from
Angle, θ 7 part 45x shape is extended by front, preferably greater than result between foreleg 22 and link body portion 45b
The angle of gap R6 angle, θ 6, more than 45 ° of angle can be set in the example shown in Fig. 3, is more preferably set to about
90°.Therefore, part 45x is extended by setting from the front that link body portion 45b extends forwards, can effectively prevented
Clothes etc. is sandwiched in gap R6 or R7.
In an embodiment described above, trolley 5 is the hand push that can be folded from deployed condition to folded state
Car 5 (perambulator 10), has：Frame parts 28；Foreleg 22 and back leg 24, its upper section rotatably with it is described
Frame parts 28 links；First connecting rod 40, it rotatably links with the rear portion of the frame parts；Second
Connecting rod 45, its rotatably respectively with the center section of the foreleg 22 and the section below of the first connecting rod 40
Link；And third connecting rod 50, its rotatably center section with back leg 24 and described first connecting rod 40 respectively
Section below link.In such trolley 5 (perambulator 10), its construction unit works as connecting rod, passes through phase
To rotating, can be deformed between deployed condition and folded state.Also, second connecting rod 45 fold when and/or expansion when,
When trolley 5 is observed in side, while being overlapped with numerous other structures units, while being relatively moved relative to other structures unit.
That is, fold when and/or expansion when, clothing and/or woollen blanket are easily sandwiched between second connecting rod 45 and other structures unit.It is another
Aspect, in an above-mentioned embodiment, rotatably respectively with the center section of foreleg 22 and first connecting rod 40
The second connecting rod 45 that section below links includes the anti-sandwich portion 45p prominent to direction not parallel with width.By
Second connecting rod 45 sets anti-sandwich portion 45p, the gap that can be reduced between second connecting rod 45 and other structures unit.Thus, energy
It is enough effectively prevent when clothing etc. from sandwiching the expansion of trolley 5 and/or the second connecting rod 45 and other structures unit of the when of folding it
Between.
In addition, in an above-mentioned embodiment, second connecting rod 45 also includes link body portion 45b, the link body portion
45b rotatably links with the center section of foreleg 22 and the section below of first connecting rod 40 respectively, anti-sandwich portion
45p extends from link body portion 45b.According to the structure, link body portion 45b is suitably designed to be used to that hand can be carried out
The linkage component of the folding operation of stroller 5, can effectively prevent clothing etc. sandwich second connecting rod 45 and other structures unit it
Between.
Moreover, in an above-mentioned embodiment, anti-sandwich portion 45p includes to be prolonged forwards from link body portion 45b front end
Part 45x is extended in front of stretching.According to such trolley 5 (perambulator 10), the exhibition in trolley 5 can be effectively prevented
Sandwiched when opening caused by second connecting rod 45 and the possibility of foreleg 22.
Moreover, in an above-mentioned embodiment, anti-sandwich portion 45p includes what is extended upward from link body portion 45b
Top extends part 45y., can in the expansion of trolley 5 and/or when folding according to such trolley 5 (perambulator 10)
Effectively prevent from sandwiching caused by second connecting rod 45 and the possibility of back leg 24.
Moreover, in an above-mentioned embodiment, anti-sandwich portion 45p includes to be prolonged from the lower section that link body is extended downwards
Go out part 45z., can be effectively in the expansion of trolley 5 and/or when folding according to such trolley 5 (perambulator 10)
Prevent second connecting rod 45 and third connecting rod 50 may caused by sandwich, and/or second connecting rod 45 and back leg 24 may caused by folder
Enter.Moreover, in the expansion of trolley 5, can effectively prevent from sandwiching caused by third connecting rod 50 and the possibility of back leg 24.
Moreover, in an above-mentioned embodiment, it is provided with positioned at the first anti-sandwich portion of link body portion 45b top
45p1 and separated with the first anti-sandwich portion 45p1 and positioned at link body portion 45b lower section the second anti-sandwich portion.According to this
The trolley 5 (perambulator 10) of sample, anti-sandwich portion can be set to required Min. and be effectively prevented from increasing weight, and
And in the expansion of trolley 5 and/or when folding, effectively prevent the various sides between second connecting rod 45 and other structures unit
Formula sandwiches.
Moreover, in an above-mentioned embodiment, a part for profiles of the link body portion 45b under its side view includes recess
45r.Also, anti-sandwich portion 45p is arranged at link body portion 45b recess 45r.Included in link body portion 45b in its profile
In the case of recess 45r, in the expansion of trolley 5 and/or when folding, sandwiching for clothing etc. is easily produced in recess 45r,
But by the way that anti-sandwich portion 45p to be arranged to link body portion 45b recess 45r, it can effectively prevent the folder at recess 45r
Enter.On the other hand, because of the overall appearance design of trolley 5, and/or for example when trolley 5 is applied into perambulator and because
With the relation of the height of chair top, preferably bend second connecting rod 45.That is, by the way that anti-sandwich portion 45p is arranged at into link body
Portion 45b recess 45r, the free degree can be substantially ensured that to the design of second connecting rod 45, and can prevent from sandwiching.
Moreover, in an above-mentioned embodiment, anti-sandwich portion 45p is tabular.According to such (perambulator of trolley 5
10) it, can be effectively prevented from causing to increase weight because setting anti-sandwich part, and can effectively prevent from sandwiching.
It should be noted that for above-mentioned embodiment, various changes can be carried out in the range of the purport of the present invention.
Hereinafter, an example of change is illustrated.
For example, the overall structure of the trolley 5 (perambulator 10) illustrated in the above-described embodiment be only an example and
.For example, the part extended along the width of trolley 5 (perambulator 10) is (for example, footrest rack 32 and/or rear side connecting rod
34) position that can be arranged side by side point-blank under the state (Fig. 3 state) folded along the longitudinal direction includes can
The hinge of bending.According to such variation, it can make to fold (the perambulator of trolley 5 in the state of forming along the longitudinal direction
10) further bent and folded using hinge, additionally it is possible to the size reduced on the width of trolley 5 (perambulator 10).
In addition, in the above-described embodiment, example below is illustrated, handle 15 is another relative to first connecting rod 40
Outer setting, and handle 15 is configured to swing relative to the chassis body 12 of trolley 5 (perambulator 10), but be not limited to
This.For example, as shown in Figure 10, handle 15 can also be fixed on to rear position, and can not be swung from rear position.In Figure 10
In shown example, a pair of first connecting rods are formed using the part of the end sections equivalent to U-shaped of the handle 15 including U-shaped
40.In other words, first connecting rod 40 is crossed the bond sites of itself and handrail 28 and further extended, and forms a part for handle 15.
In such trolley 5 (perambulator 10), second connecting rod 45 identically with the second connecting rod of above-mentioned embodiment, by with
Anti-sandwich portion 45p, it can obtain and above-mentioned embodiment identical action effect.It should be noted that in the example shown in Figure 10
In son, locking component 41 is arranged at first connecting rod 40 in a manner of it can slide, by the long-distance operating device 18a of handle 15,
Remote operation can be carried out to the locking component 41.
Moreover, in the above-described embodiment, show third connecting rod 50, first connecting rod 40 and second connecting rod 45 along trolley
The width of 5 (perambulators 10) example of outside configuration in the width direction successively, but not limited to this, for example, can be according to the
One connecting rod 40, third connecting rod 50, the order of second connecting rod 45 configure on the inside of outside or width in the width direction, can also be by
Configured in the width direction on the inside of outside or width according to the order of first connecting rod 40, second connecting rod 45, third connecting rod 50.
Moreover, in the above-described embodiment, show the pivot center between third connecting rod 50 and first connecting rod 40 and
Pivot center between pivot center, second connecting rod 45 and third connecting rod 50 between one connecting rod 40 and second connecting rod 45 and
The example that handle 15 point-blank aligns relative to the pivot center of main body frame 12, but not limited to this.Third connecting rod 50
Pivot center between first connecting rod 40 can be with the pivot center between first connecting rod 40 and second connecting rod 45, second connecting rod
Pivot center and handle 15 between 45 and third connecting rod 50 is relative at least any in the pivot center of main body frame 12
Person does not align point-blank, and can also with wherein at least any one is not parallel.
Moreover, as illustrated by beginning, trolley 5 described herein as is not limited to be applied to perambulator 10, Neng Gouguang
It is general to apply the pet used when for example as mobile pet by the use of the trolley 5 of stroller, and/or as the platform for carrying article
Trolley 5 of car etc. is configured to the stroller entered via the hand push of operator.
More than it should be noted that, some variations of above-mentioned embodiment are illustrated, it is of course possible to suitably
Combine multiple variations and applied in ground.
Claims (8)
1. a kind of trolley, it can be folded from deployed condition to folded state, it is characterised in that have：
Lateral frame piece；
Foreleg and back leg, its upper section rotatably link with the frame parts；
First connecting rod, it rotatably links with the rear portion of the frame parts；
Second connecting rod, its rotatably respectively with the center section of the foreleg and the lower section of the first connecting rod
Divide and link；And
Third connecting rod, its rotatably respectively with the center section of the back leg and the lower section of the first connecting rod
Divide and link,
The second connecting rod includes the anti-sandwich portion prominent to direction not parallel with width.
2. trolley as claimed in claim 1, it is characterised in that
The second connecting rod also includes link body portion, the link body portion rotatably respectively with the foreleg
Center section and the first connecting rod section below link,
Extend from the link body portion in the anti-sandwich portion.
3. trolley as claimed in claim 2, it is characterised in that
The anti-sandwich portion includes the front extended forwards from the front end in the link body portion and extends part.
4. trolley as claimed in claim 2, it is characterised in that
The anti-sandwich portion includes the top extended upward from the link body portion and extends part.
5. trolley as claimed in claim 2, it is characterised in that
The anti-sandwich portion includes the lower section extended downwards from the link body portion and extends part.
6. trolley as claimed in claim 2, it is characterised in that
Be provided with positioned at the link body portion top the first anti-sandwich portion and with the described first anti-sandwich part from and
Positioned at the second anti-sandwich portion of the lower section in the link body portion.
7. trolley as claimed in claim 2, it is characterised in that
A part for profile of the link body portion under its side view includes recess,
The anti-sandwich portion is arranged at the recess in the link body portion.
8. trolley as claimed in claim 1, it is characterised in that
The anti-sandwich portion is tabular.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016156784A JP6771990B2 (en) | 2016-08-09 | 2016-08-09 | Push cart |
| JP2016-156784 | 2016-08-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107697141A true CN107697141A (en) | 2018-02-16 |
| CN107697141B CN107697141B (en) | 2022-05-10 |
Family
ID=61170907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710674208.5A Active CN107697141B (en) | 2016-08-09 | 2017-08-09 | Hand cart |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6771990B2 (en) |
| CN (1) | CN107697141B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115056844A (en) * | 2022-06-13 | 2022-09-16 | 好孩子儿童用品有限公司 | Children's barrow |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101337556A (en) * | 2007-07-03 | 2009-01-07 | 哥瑞考儿童产品公司 | Baby carriage |
| CN103085849A (en) * | 2011-11-07 | 2013-05-08 | 康贝株式会社 | Stroller |
| CN104015773A (en) * | 2013-02-28 | 2014-09-03 | 爱普力卡幼儿产品株式会社 | Foldable baby carriage |
| JP5613209B2 (en) * | 2012-09-20 | 2014-10-22 | ピジョン株式会社 | stroller |
| CN204956581U (en) * | 2015-08-25 | 2016-01-13 | 明门(中国)幼童用品有限公司 | Prevent tong device and have infant's carrier of device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5220895B2 (en) * | 2011-06-30 | 2013-06-26 | コンビ株式会社 | stroller |
| JP6017184B2 (en) * | 2012-05-29 | 2016-10-26 | コンビ株式会社 | stroller |
| JP6696764B2 (en) * | 2015-12-01 | 2020-05-20 | ピジョン株式会社 | stroller |
-
2016
- 2016-08-09 JP JP2016156784A patent/JP6771990B2/en not_active Expired - Fee Related
-
2017
- 2017-08-09 CN CN201710674208.5A patent/CN107697141B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101337556A (en) * | 2007-07-03 | 2009-01-07 | 哥瑞考儿童产品公司 | Baby carriage |
| CN103085849A (en) * | 2011-11-07 | 2013-05-08 | 康贝株式会社 | Stroller |
| JP5613209B2 (en) * | 2012-09-20 | 2014-10-22 | ピジョン株式会社 | stroller |
| CN104015773A (en) * | 2013-02-28 | 2014-09-03 | 爱普力卡幼儿产品株式会社 | Foldable baby carriage |
| CN204956581U (en) * | 2015-08-25 | 2016-01-13 | 明门(中国)幼童用品有限公司 | Prevent tong device and have infant's carrier of device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115056844A (en) * | 2022-06-13 | 2022-09-16 | 好孩子儿童用品有限公司 | Children's barrow |
| CN115056844B (en) * | 2022-06-13 | 2024-02-27 | 好孩子儿童用品有限公司 | Child cart |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6771990B2 (en) | 2020-10-21 |
| CN107697141B (en) | 2022-05-10 |
| JP2018024312A (en) | 2018-02-15 |
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