CN108209254A - A kind of follow-up device of backrest of movable chair - Google Patents
A kind of follow-up device of backrest of movable chair Download PDFInfo
- Publication number
- CN108209254A CN108209254A CN201810088859.0A CN201810088859A CN108209254A CN 108209254 A CN108209254 A CN 108209254A CN 201810088859 A CN201810088859 A CN 201810088859A CN 108209254 A CN108209254 A CN 108209254A
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- China
- Prior art keywords
- backrest
- follow
- movable chair
- rotatablely connected
- connector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000036544 posture Effects 0.000 claims abstract description 33
- 238000009434 installation Methods 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C1/00—Chairs adapted for special purposes
- A47C1/02—Reclining or easy chairs
- A47C1/022—Reclining or easy chairs having independently-adjustable supporting parts
- A47C1/024—Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable and lockable inclination
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C17/00—Sofas; Couches; Beds
- A47C17/04—Seating furniture, e.g. sofas, couches, settees, or the like, with movable parts changeable to beds; Chair beds
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/36—Support for the head or the back
- A47C7/40—Support for the head or the back for the back
- A47C7/46—Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs
- A47C7/462—Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs adjustable by mechanical means
Abstract
The invention discloses a kind of follow-up device of backrest of movable chair, including backrest module and attitude regulation component, backrest module includes back rest, backrest guide part, back support and backrest follower, and backrest guide part one end is rotatablely connected with back rest, and the other end is rotatablely connected with attitude regulation component;Back support one end is rotatablely connected with back rest, and the other end is rotatablely connected with attitude regulation component;Backrest follower both ends are rotatablely connected respectively with back support and attitude regulation component, when follow-up device of backrest of movable chair is converted from TV postures to lying posture, backrest follower drives back rest to move forward, it avoids backrest and sits generation gap and chopping, the top back of the body between frame, enhance the experience sense of user.
Description
Technical field
The present invention relates to furniture industry, more particularly, to a follow-up device of backrest of movable chair.
Background technology
With the raising of domestic production power level and the development of social and economic level, people’s lives level is higher and higher,
Requirement to furniture is also higher and higher.Sofa, rocking chair, seat in furniture etc. are seen everywhere, some sofas are not only ridden can
It stretches out, backrest can also rise or fall.
But there are following defects for existing seat, sofa:
When existing seat, sofa are from TV attitude regulations to lying posture, gap, easy lined dress are generated between backrest and seat frame
Clothes;And during from TV attitude regulations to lying posture, backrest can generate relative motion with human body back, generate chopping, the top back of the body, make user
Comfort level is bad, and experience sense is deteriorated.
Invention content
For overcome the deficiencies in the prior art, the purpose of the present invention is to provide during a kind of posture changing, backrest is with human body
The follow-up device of backrest of movable chair that back moves together, to avoid gap and chopping, the top back of the body is generated between backrest and seat frame.
The purpose of the present invention is realized using following technical scheme:
A kind of follow-up device of backrest of movable chair, including backrest module and attitude regulation component, the backrest module includes
Back rest, backrest guide part, back support and backrest follower, described backrest guide part one end connect with back rest rotation
It connects, the other end is rotatablely connected with the attitude regulation component;Described back support one end is rotatablely connected with the back rest, separately
One end is rotatablely connected with the attitude regulation component;The backrest follower both ends respectively with the back support and the appearance
State adjusting part be rotatablely connected, when the follow-up device of backrest of movable chair is converted from TV postures to lying posture, the backrest with
Moving part drives the back rest to move forward.
Further, the attitude regulation component includes drive link, the first connector, the second connector and sits frame installation
Plate, the drive link both ends are rotatablely connected respectively with first connector and second connector, and the backrest is servo-actuated
Part is rotatablely connected with first connector, and second connector is rotatablely connected with the seat frame installing plate.
Further, the backrest guide part is rotatablely installed with the back support in the seat frame installing plate.
Further, the backrest follower is located between the seat frame installing plate and the drive link.
Further, the seat frame installing plate includes side plate, and the side plate is equipped with mounting hole, and the side plate is put down with horizontal plane
Row, the follow-up device of backrest of movable chair further include Chair back cushion, and the Chair back cushion includes sitting frame, and the seat frame passes through institute
Mounting hole is stated to be fixedly connected with the seat frame installing plate.
Further, the follow-up device of backrest of movable chair further includes bottom plate, and the attitude regulation component further includes
One pedestal connecting rod, described first base connecting rod one end are rotatablely connected with the bottom plate, and the other end is rotated with second connector
Connection.
Further, the attitude regulation component further includes second base connecting rod, described second base connecting rod one end and institute
Bottom plate rotation connection is stated, the other end is rotatablely connected with first connector.
Further, the first base connecting rod is parallel with the second base connecting rod.
Further, second connector is V-shaped.
Further, the follow-up device of backrest of movable chair further includes driving structure and footrest component, described foot-operated group
Part rotational installation includes actuator, the first drive rod and the second drive rod, institute in the attitude regulation component, the driving structure
It states actuator both ends to be rotatablely connected with first drive rod and the second drive rod respectively, first drive rod is ridden with described
Component is fixedly connected, and second drive rod is fixedly connected with the drive link.
Further, first drive rod and second drive rod are parallel.
Further, the actuator is slide motor.
Further, the follow-up device of backrest of movable chair from TV postures convert to lying posture when, the back rest and institute
The distance for stating footrest component reduces.
A kind of follow-up device of backrest of movable chair, including seat main body and Chair back cushion, the Chair back cushion includes back
Headrest and seat frame, the seat main body include backrest module and attitude regulation component, and the backrest module includes back rest, backrest
Guide part, back support and backrest follower, described backrest guide part one end and the back rest are rotatablely connected, the other end with
The attitude regulation component rotation connection;Described back support one end and the back rest are rotatablely connected, the other end with it is described
Attitude regulation component is rotatablely connected;The backrest follower both ends respectively with the back support and the attitude regulation component
Rotation connection, the back headrest are fixedly installed in the back rest, and the seat frame is fixedly installed in the attitude regulation component,
When the follow-up device of backrest of movable chair is in lying posture, gap is not present between the back headrest and the seat frame.
Further, the attitude regulation component includes drive link, the first connector, the second connector and sits frame installation
Plate, the drive link both ends are rotatablely connected respectively with first connector and second connector, and the backrest is servo-actuated
Part is rotatablely connected with first connector, and second connector is rotatablely connected with the seat frame installing plate.
Further, the backrest guide part is rotatablely installed with the back support in the seat frame installing plate.
Further, the backrest follower is located between the seat frame installing plate and the drive link.
Further, the seat frame installing plate includes side plate, and the side plate is equipped with mounting hole, and the side plate is put down with horizontal plane
Row, the follow-up device of backrest of movable chair further include Chair back cushion, and the Chair back cushion includes sitting frame, and the seat frame passes through institute
Mounting hole is stated to be fixedly connected with the seat frame installing plate.
Further, the follow-up device of backrest of movable chair further includes driving structure and footrest component, described foot-operated group
Part rotational installation includes actuator, the first drive rod and the second drive rod, institute in the attitude regulation component, the driving structure
It states actuator both ends to be rotatablely connected with first drive rod and the second drive rod respectively, first drive rod is ridden with described
Component is fixedly connected, and second drive rod is fixedly connected with the drive link.
Further, the Chair back cushion further includes stool, and the stool is fixedly installed in the footrest component, institute
When stating follow-up device of backrest of movable chair and being in TV postures and lying posture, the stool is parallel with horizontal plane.
Compared with prior art, the backrest module of follow-up device of backrest of movable chair of the present invention include the back of the body follower, backrest with
Moving part both ends are rotatablely connected respectively with back support and attitude regulation component, when follow-up device of backrest of movable chair is from TV postures
Conversion to lying posture when, backrest follower drive back rest move forward, make back headrest from TV postures convert to lying posture while
It also moves forward, avoid backrest and sits generation gap and chopping, the top back of the body between frame, enhance the experience sense of user.
Description of the drawings
Fig. 1 is the stereogram of one preferred embodiment of follow-up device of backrest of movable chair of the present invention;
Fig. 2 is the stereogram of the seat main body of Fig. 1 follow-up device of backrest of movable chair;
Fig. 3 is the structure diagram of the linkage support of Fig. 2 follow-up device of backrest of movable chair;
Fig. 4 is the structure diagram of the backrest module of Fig. 3 follow-up device of backrest of movable chair;
Fig. 5 is the partial structural diagram of Fig. 3 linkage supports;
Fig. 6 is the structure diagram that Fig. 1 follow-up device of backrest of movable chair is in sitting posture;
Fig. 7 is the structure diagram that Fig. 1 follow-up device of backrest of movable chair is in TV postures;
Fig. 8 is the structure diagram that Fig. 1 follow-up device of backrest of movable chair is in lying posture.
In figure:100th, seat main body;10th, driving structure;11st, actuator;12nd, the first drive rod;13rd, the second drive rod;
20th, linkage support;30th, backrest module;31st, back rest;32nd, backrest guide part;33rd, back support;34th, backrest follower;
40th, attitude regulation component;41st, drive link;42nd, the first connector;43rd, the second connector;44th, first base connecting rod;45th,
Two pedestal connecting rods;46th, frame installing plate is sat;460th, it is open;461st, side plate;462nd, mounting hole;50th, footrest component;60th, bottom plate;
200;Chair back cushion;201st, back headrest;202nd, frame is sat;203rd, stool.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
It should be noted that when component is referred to as " being fixed on " another component, it can be directly on another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it can be directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it
Can be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The normally understood meaning of technical staff is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " including one or more phases
The arbitrary and all combination of the Listed Items of pass.
It please refers to Fig.1 to Fig. 8, in a preferred embodiment of the present invention, a kind of follow-up device of backrest of movable chair includes seat
Main body 100 and Chair back cushion 200.
Seat main body 100 includes driving structure 10 and linkage support 20.
Driving structure 10 includes actuator 11, the first drive rod 12 and the second drive rod 13.11 both ends of actuator turn respectively
It is dynamic to be installed on the first drive rod 12 and the second drive rod 13.In one embodiment, actuator 11 is slide motor.
Linkage support 20 includes backrest module 30, attitude regulation component 40, footrest component 50 and bottom plate 60.
Backrest module 30 includes back rest 31, backrest guide part 32, back support 33 and backrest follower 34.Backrest is led
It is rotatablely installed to part 32 and back support 33 in back rest 31.Backrest follower 34 is rotatablely installed in back support 33.It leans on
Back piece 31 is removably assembled by two parts and is formed.
Attitude regulation component 40 includes drive link 41, the first connector 42, the second connector 43, first base connecting rod
44th, second base connecting rod 45 and seat frame installing plate 46.It sits frame installing plate 46 and is equipped with opening 460.It sits frame installing plate 46 and includes side plate
461.Side plate 461 is located at 460 sides of opening.Side plate 461 is parallel with horizontal plane.Second connector 43 is V-shaped.First base connecting rod
The rotational installation of 44 one end is rotatablely installed in bottom plate 60, the other end in the second connector 43.45 one end of second base connecting rod rotation peace
Loaded on bottom plate 60, the other end is rotatablely installed in the first connector 42.41 both ends of drive link respectively with the first connector 42 and
Two connectors 43 are rotatablely connected.Frame installing plate 46 is sat to be rotatablely connected with the second connector 43 and the first connector 42.
When assembling follow-up device of backrest of movable chair, the backrest guide part 32 and back support 33 of backrest module 30 rotate
It is installed on and sits frame installing plate 46.Backrest follower 34 is rotatablely connected with the first connector 42.Backrest follower 34, which is located at, sits frame peace
Between 46 and first connector 42 of loading board.Footrest component 50 is rotatablely installed in seat frame installing plate 46.First drive rod, 12 both ends are consolidated
Dingan County is loaded on two footrest components 50.Second drive rod, 13 both ends are fixedly installed in drive link 41.Back headrest 201 is fixedly mounted
In back rest 31.It sits frame 202 and seat frame installing plate 46 is fixedly installed in by mounting hole 462.Stool 203 is fixedly installed in foot-operated
Component 50.
During using follow-up device of backrest of movable chair, actuator 11 drives footrest component 50 to stretch by the first drive rod 12
Exhibition, makes follow-up device of backrest of movable chair be adjusted from sitting posture to TV postures.Footrest component 50 is stretched out at this time.Actuator 11 continues to lead to
Crossing the second drive rod 13 drives attitude regulation component 40 to adjust linkage support 20, makes follow-up device of backrest of movable chair from TV postures
It adjusts to lying posture.For follow-up device of backrest of movable chair during TV attitude regulations to lying posture, backrest follower 34 drives backrest
Support element 33 travels forward, and back headrest 201 is made also to travel forward during attitudes vibration, and sliding seat backrest is avoided to be servo-actuated
During TV attitude regulations to lying posture, human body back and back headrest 201 rub and push up the back of the body, chopping device.And due to
Backrest follower 34 drives back support 33 to travel forward, and follow-up device of backrest of movable chair is in lying posture, back headrest 201
Gap is not present between frame 202 with sitting, prevents clothing from being pressed from both sides.
Above-mentioned seat main body 100 can sit frame assembling with conventional seat frame 202 in the market or intensification, be applicable in different model
Sit frame.And due to the structure change of linkage support 20, the follow-up device of backrest of movable chair entire length after assembling is made to shorten.
202 length of seat frame currently on the market is 750mm-800mm.And 202 length of seat frame in the application is 710mm-730mm.Fortune
Back rest 31 is disassembled into two parts when defeated, reduces by 100 length of seat main body, increases dress cabinet amount during transport.And activity
Backrest hunting gear can be used by wall, saved and used space.In addition, back headrest 201 can make constriction money.
It will be apparent to those skilled in the art that technical solution that can be as described above and design, make other various
Corresponding change and deformation, and all these changes and deformation should all belong to the protection domain of the claims in the present invention
Within.
Claims (20)
1. a kind of follow-up device of backrest of movable chair, including backrest module and attitude regulation component, it is characterised in that:The backrest
Component includes back rest, backrest guide part, back support and backrest follower, described backrest guide part one end and the backrest
Part is rotatablely connected, and the other end is rotatablely connected with the attitude regulation component;Described back support one end turns with the back rest
Dynamic connection, the other end are rotatablely connected with the attitude regulation component;The backrest follower both ends respectively with the back rest supports
Part and attitude regulation component rotation connection, when the follow-up device of backrest of movable chair is converted from TV postures to lying posture,
The backrest follower drives the back rest to move forward.
2. follow-up device of backrest of movable chair according to claim 1, it is characterised in that:The attitude regulation component includes
Drive link, the first connector, the second connector and seat frame installing plate, the drive link both ends are connect respectively with described first
Part and second connector rotation connection, the backrest follower are rotatablely connected with first connector, and described second connects
Fitting is rotatablely connected with the seat frame installing plate.
3. follow-up device of backrest of movable chair according to claim 2, it is characterised in that:The backrest guide part with it is described
Back support rotational installation is in the seat frame installing plate.
4. follow-up device of backrest of movable chair according to claim 2, it is characterised in that:The backrest follower is located at institute
It states and sits between frame installing plate and the drive link.
5. follow-up device of backrest of movable chair according to claim 2, it is characterised in that:The seat frame installing plate includes side
Plate, the side plate are equipped with mounting hole, and the side plate is parallel with horizontal plane, and the follow-up device of backrest of movable chair further includes seat
Back cushion, the Chair back cushion include sitting frame, and the seat frame is fixedly connected by the mounting hole with the seat frame installing plate.
6. follow-up device of backrest of movable chair according to claim 2, it is characterised in that:The sliding seat backrest is servo-actuated
Device further includes bottom plate, and the attitude regulation component further includes first base connecting rod, described first base connecting rod one end with it is described
Bottom plate is rotatablely connected, and the other end is rotatablely connected with second connector.
7. follow-up device of backrest of movable chair according to claim 6, it is characterised in that:The attitude regulation component also wraps
Second base connecting rod is included, described second base connecting rod one end is rotatablely connected with the bottom plate, the other end and first connector
Rotation connection.
8. follow-up device of backrest of movable chair according to claim 7, it is characterised in that:The first base connecting rod and institute
It is parallel to state second base connecting rod.
9. follow-up device of backrest of movable chair according to claim 2, it is characterised in that:Second connector is V-shaped.
10. follow-up device of backrest of movable chair according to claim 2, it is characterised in that:The sliding seat backrest with
Dynamic device further includes driving structure and footrest component, and the footrest component rotational installation is in the attitude regulation component, the drive
Dynamic structure includes actuator, the first drive rod and the second drive rod, the actuator both ends respectively with first drive rod and
Second drive rod is rotatablely connected, and first drive rod is fixedly connected with the footrest component, second drive rod with it is described
Drive link is fixedly connected.
11. follow-up device of backrest of movable chair according to claim 10, it is characterised in that:First drive rod and institute
It is parallel to state the second drive rod.
12. follow-up device of backrest of movable chair according to claim 10, it is characterised in that:The actuator is sliding block electricity
Machine.
13. follow-up device of backrest of movable chair according to claim 10, it is characterised in that:The sliding seat backrest with
Dynamic device from TV postures convert to lying posture when, the distance of the back rest and the footrest component reduces.
14. a kind of follow-up device of backrest of movable chair, including seat main body and Chair back cushion, the Chair back cushion is leaned on including back
Pillow and seat frame, the seat main body include backrest module and attitude regulation component, it is characterised in that:The backrest module includes leaning on
Back piece, backrest guide part, back support and backrest follower, described backrest guide part one end connect with back rest rotation
It connects, the other end is rotatablely connected with the attitude regulation component;Described back support one end is rotatablely connected with the back rest, separately
One end is rotatablely connected with the attitude regulation component;The backrest follower both ends respectively with the back support and the appearance
State adjusting part is rotatablely connected, and the back headrest is fixedly installed in the back rest, and the seat frame is fixedly installed in the appearance
State adjusting part when the follow-up device of backrest of movable chair is in lying posture, is not deposited between the back headrest and the seat frame
In gap.
15. follow-up device of backrest of movable chair according to claim 14, it is characterised in that:The attitude regulation component packet
It includes drive link, the first connector, the second connector and sits frame installing plate, the drive link both ends connect respectively with described first
Fitting and second connector rotation connection, the backrest follower are rotatablely connected with first connector, and described second
Connector is rotatablely connected with the seat frame installing plate.
16. follow-up device of backrest of movable chair according to claim 15, it is characterised in that:The backrest guide part and institute
Back support rotational installation is stated in the seat frame installing plate.
17. follow-up device of backrest of movable chair according to claim 15, it is characterised in that:The backrest follower is located at
Between the seat frame installing plate and the drive link.
18. follow-up device of backrest of movable chair according to claim 15, it is characterised in that:The seat frame installing plate includes
Side plate, the side plate are equipped with mounting hole, and the side plate is parallel with horizontal plane, and the follow-up device of backrest of movable chair further includes seat
Chair back cushion, the Chair back cushion include sitting frame, and the seat frame is fixedly connected by the mounting hole with the seat frame installing plate.
19. follow-up device of backrest of movable chair according to claim 15, it is characterised in that:The sliding seat backrest with
Dynamic device further includes driving structure and footrest component, and the footrest component rotational installation is in the attitude regulation component, the drive
Dynamic structure includes actuator, the first drive rod and the second drive rod, the actuator both ends respectively with first drive rod and
Second drive rod is rotatablely connected, and first drive rod is fixedly connected with the footrest component, second drive rod with it is described
Drive link is fixedly connected.
20. follow-up device of backrest of movable chair according to claim 19, it is characterised in that:The Chair back cushion further includes
Stool, the stool are fixedly installed in the footrest component, the follow-up device of backrest of movable chair be in TV postures and
During lying posture, the stool is parallel with horizontal plane.
Priority Applications (1)
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CN201810088859.0A CN108209254A (en) | 2018-01-30 | 2018-01-30 | A kind of follow-up device of backrest of movable chair |
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CN201810088859.0A CN108209254A (en) | 2018-01-30 | 2018-01-30 | A kind of follow-up device of backrest of movable chair |
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CN201810088859.0A Pending CN108209254A (en) | 2018-01-30 | 2018-01-30 | A kind of follow-up device of backrest of movable chair |
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Cited By (6)
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CN108836001A (en) * | 2018-07-24 | 2018-11-20 | 锐迈机械科技(吴江)有限公司 | Low seat height is servo-actuated sofa device |
CN108851724A (en) * | 2018-08-29 | 2018-11-23 | 锐迈机械科技(吴江)有限公司 | Structure and flexible brandreth are turned over before anti- |
CN109045602A (en) * | 2018-08-08 | 2018-12-21 | 李香港 | A kind of pregnant woman's exercise chair |
CN110623452A (en) * | 2019-10-29 | 2019-12-31 | 重庆延锋安道拓汽车部件系统有限公司 | Intelligent household sofa seat |
CN113509017A (en) * | 2021-06-10 | 2021-10-19 | 锐迈机械科技(吴江)有限公司 | Mechanical stretching device for a movable seat unit and seat unit |
WO2022241984A1 (en) * | 2021-05-17 | 2022-11-24 | Remacro Machinery & Technology (Wujiang) Co., Ltd. | Mechanical extension apparatus for extendable seat and extendable seat |
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