CN114027655A - Back-leaning self-adaptive high-performance office chair - Google Patents
Back-leaning self-adaptive high-performance office chair Download PDFInfo
- Publication number
- CN114027655A CN114027655A CN202111495711.7A CN202111495711A CN114027655A CN 114027655 A CN114027655 A CN 114027655A CN 202111495711 A CN202111495711 A CN 202111495711A CN 114027655 A CN114027655 A CN 114027655A
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- bottom plate
- connecting rod
- chair
- transmission connecting
- sliding
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- 230000005540 biological transmission Effects 0.000 claims abstract description 81
- 230000003044 adaptive effect Effects 0.000 claims description 14
- 230000005484 gravity Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000036541 health Effects 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 230000007306 turnover Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Classifications
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- 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
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
-
- 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
- A47C7/02—Seat parts
- A47C7/14—Seat parts of adjustable shape; elastically mounted ; adaptable to a user contour or ergonomic seating positions
-
- 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
- A47C7/44—Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The invention relates to a backward-leaning self-adaptive high-performance office chair which comprises a base, a chair back support, a bottom plate, a handrail support rod, a headrest, a cushion, a backrest, a roller device and a handrail, wherein the bottom plate is slidably arranged on the base; the chair back support is connected with the connecting transmission piece, the connecting transmission piece is connected with the armrest supporting rod through the first transmission connecting rod and is connected with the bottom plate through the second transmission connecting rod, and the bottom plate is slidably mounted on the base through the linkage assembly. When the chair back tilts backwards, the bottom plate pushes forwards, the angle between the chair back and the bottom plate can be adjusted, the gravity center of the body can move forwards along with the bottom plate, the chair is prevented from turning backwards, the safety is guaranteed, and the use experience of a user can be effectively enhanced.
Description
Technical Field
The invention relates to the technical field of office chairs, in particular to a backward-leaning self-adaptive high-performance office chair.
Background
An office chair refers to various chairs which are convenient for work in daily work and social activities. Office chairs are classified into a narrow office chair and a generalized office chair, the narrow office chair refers to a backrest chair on which a person sits when working on a desktop in a sitting posture, and the generalized office chair is all chairs used in offices and comprises a large office chair, a middle office chair, a guest-meeting chair, a staff chair, a conference chair, a visitor chair, a training chair and the like.
Among the current well-known office chair, most functions are more single, only have the function that supplies people to sit, sit for a long time as people, appear tired, then need eliminate tired, when taking place the health and facing backwards, stretching lazy waist etc. the focus of health often also can backward move, leads to the focus unstability, easily causes the chair to tumble, turns over backward etc. cause the injury to the human body, reduces user's use and experiences, is unfavorable for above-mentioned office chair popularization and application on market.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the backward-leaning self-adaptive high-performance office chair which is ingenious in structure, when the chair back tilts backwards, the bottom plate is pushed forwards, the angle between the chair back and the bottom plate can be adjusted, the gravity center of a body can move forwards along with the bottom plate, the chair is prevented from being turned backwards, the safety of the chair in the using process is ensured, meanwhile, the comfort level is high, the use experience of a user can be effectively enhanced, and the backward-leaning self-adaptive high-performance office chair is favorable for popularization and application in the technical field of office chairs.
In order to achieve the purpose, the invention adopts the following technical scheme: a backward-leaning self-adaptive high-performance office chair comprises a base, a chair back support, a bottom plate, an armrest supporting rod, a headrest, a cushion, a backrest, a roller device and an armrest, wherein the bottom plate is slidably mounted on the base, the armrest is mounted on the armrest supporting rod, the cushion is mounted on the bottom plate and moves along with the movement of the bottom plate, and the roller device is fixedly connected to the base; still include link gear, link gear connect in the base the back of the chair support the bottom plate reaches between the handrail branch, including connecting driving medium, transmission connecting rod one, transmission connecting rod two and linkage subassembly, connect the driving medium and connect the back of the chair support, it passes through to connect the driving medium transmission connecting rod one is connected with handrail branch, through transmission connecting rod two is connected with the bottom plate, the bottom plate through linkage subassembly slidable install in the base.
As a preferable aspect of the present invention, the headrest, the backrest, and the seat cushion are all designed to conform to ergonomics.
As a preferable scheme of the invention, the backrest and the backrest support are arranged in a hollow manner.
As a preferred scheme of the present invention, the linkage assembly includes a sliding bottom plate, a sliding roller and a sliding reset member, the sliding bottom plate is fixedly mounted on the bottom plate or the base, the sliding roller is mounted on the sliding bottom plate, one end of the sliding reset member is fixedly connected to the sliding bottom plate, and the other end of the sliding reset member is fixedly connected to the bottom plate or the base.
As a preferable scheme of the present invention, there are two sliding return pieces, and the two sliding return pieces are symmetrically disposed along a central axis of the sliding bottom plate.
As a preferable scheme of the invention, the chair back support is provided with an inserting part, the connecting transmission member is provided with an inserting groove, and the inserting part is matched with the inserting groove.
As a preferred scheme of the present invention, a first transmission connecting rod mounting hole is formed near the upper end of the connection transmission member, a second transmission connecting rod mounting hole is formed near the lower end of the connection transmission member, the first transmission connecting rod is mounted in the first transmission connecting rod mounting hole, and the second transmission connecting rod is mounted in the second transmission connecting rod mounting hole.
As a preferable scheme of the present invention, the first mounting hole of the transmission connecting rod and the second mounting hole of the transmission connecting rod are both screw holes.
As a preferable scheme of the present invention, a receiving member is further connected between the second transmission link and the bottom plate, the receiving member has an adjusting hole, and the second transmission link is mounted in the adjusting hole.
In a preferred embodiment of the present invention, the adjusting hole is a kidney-shaped hole.
Compared with the prior art, the invention has the beneficial effects that: the office chair with the backward-leaning self-adaption high performance is ingenious in structure, the transmission part, the first transmission connecting rod, the second transmission connecting rod and the linkage assembly are arranged, so that the base plate can be pushed forwards when the chair back leans backwards, the angle between the chair back and the base plate can be adjusted, the gravity center of a body can move forwards along with the base plate, the chair is prevented from being turned backwards, the safety of the chair in the using process is ensured, meanwhile, the comfort level is high, the use experience of a user can be effectively enhanced, and the popularization and the application of the backward-leaning self-adaption high performance office chair in the technical field of office chairs are facilitated.
Drawings
FIG. 1 is a schematic structural diagram of a reclining adaptive high performance office chair according to an embodiment;
FIG. 2 is a schematic partial structural view of a reclining adaptive high performance office chair according to an embodiment;
FIG. 3 is a schematic structural diagram of a reclining adaptive high performance office chair base according to an embodiment;
FIG. 4 is a schematic structural diagram of a back support of an office chair with a back-tilt adaptive high performance according to an embodiment;
FIG. 5 is a schematic structural diagram of a connecting transmission member in a reclining self-adaptive high-performance office chair according to an embodiment;
fig. 6 is a schematic structural diagram of a back-tilt adaptive high performance office chair adapter in an embodiment.
Reference numerals: 1. a base; 2. a chair back bracket; 2-1, an inserting part; 3. a base plate; 4. a handrail strut; 5. connecting a transmission part; 5-1, a mounting hole of the transmission connecting rod; 5-2, mounting holes of a second transmission connecting rod; 5-3, embedding a slot; 6. a first transmission connecting rod; 7. a second transmission connecting rod; 8. a linkage assembly; 8-1, a sliding bottom plate; 8-2, a sliding reset piece; 9. a receiving member; 9-1, adjusting holes; 10. a headrest; 11. a cushion; 12. a backrest; 13. a roller device; 14. a handrail.
Detailed Description
The following describes embodiments of the present invention in detail with reference to the accompanying drawings.
Example (b): as shown in fig. 1 to 6, a reclining self-adaptive high-performance office chair includes a base 1, a chair back support 2, a bottom plate 3, an armrest support rod 4, a headrest 10, a seat cushion 11, a backrest 12, a roller device 13 and an armrest 14, wherein the bottom plate 3 is slidably mounted on the base 1, the armrest 14 is mounted on the armrest support rod 4, the seat cushion 11 is mounted on the bottom plate 3 and moves along with the movement of the bottom plate 3, and the roller device 13 is fixedly connected to the base 1. In order to improve comfort, the headrest 10, the backrest 12 and the seat cushion 11 are all ergonomically designed.
The backrest 12 and the chair back support 2 are arranged in a hollow mode, the backrest 12 is tightly mounted on the chair back support 2, the ventilation of the backrest 12 can be guaranteed, and the comfort level of the chair is further improved.
In order to realize the backward tilting of the chair back, the bottom plate 3 is pushed forward to adjust the angle between the chair back support 2 and the bottom plate 3, so that the gravity center of the body moves forward along with the bottom plate 3, the backward tilting of the chair is avoided, and the safety of the chair in the using process is ensured. The linkage mechanism mainly comprises a connecting transmission piece 5, a first transmission connecting rod 6, a second transmission connecting rod 7 and a linkage component, wherein the connecting transmission piece 5 is connected with the chair back support 2, the connecting transmission piece 5 is connected with the handrail supporting rod 4 through the first transmission connecting rod 6 and is connected with the bottom plate 3 through the second transmission connecting rod 7, and the bottom plate 3 is slidably arranged on the base 1 through the linkage component 8 to realize the functions.
Specifically, the linkage assembly comprises a sliding bottom plate 8-1, a sliding roller (not shown in the figure) and a sliding reset piece 8-2, the sliding bottom plate 8-1 is fixedly installed on the bottom plate 3 or the base 1, the sliding roller is installed on the sliding bottom plate 8-1 to play a role in sliding the bottom plate 8-1, and one end of the sliding reset piece 8-2 is fixedly connected to the sliding bottom plate 8-1, and the other end of the sliding reset piece is fixedly connected to the bottom plate 3 or the base 1 to realize the reset function of the bottom plate 3.
In order to ensure the stability in the sliding process, the sliding reset pieces 8-2 are two, and the two sliding reset pieces 8-2 are symmetrically arranged along the central axis of the sliding bottom plate 8-1. The sliding reset piece 8-1 is a reset spring with simple structure and high economic applicability.
In order to ensure comfort, the chair back support 2 is arranged to be a shaft symmetry body, and meanwhile, the stability of the bottom plate 3 in the sliding process can be ensured. In order to reduce the installation difficulty, the chair back support 2 is symmetrically provided with inserting parts 2-1, the connecting transmission piece 5 is provided with inserting grooves 5-3, the inserting parts 2-1 are matched with the inserting grooves 5-3, namely the inserting parts 2-1 are embedded in the inserting grooves 5-3, and the connection between the chair back support 2 and the connecting transmission piece 5 is realized.
Further, in order to facilitate the connection between the connection transmission member 5 and the first transmission link 6 and the second transmission link 7, so as to achieve the function of the chair, a first transmission link mounting hole 5-1 is formed near the upper end of the connection transmission member 5, a second transmission link mounting hole 5-2 is formed near the lower end of the connection transmission member 5, the first transmission link 6 is mounted in the first transmission link mounting hole 5-1, and the second transmission link 7 is mounted in the second transmission link mounting hole 5-2.
In order to ensure the connection strength of the connection part and reduce the probability of falling off of the connection part, the first transmission connecting rod mounting hole 5-1 and the second transmission connecting rod mounting hole 5-2 are both screw holes, and the first transmission connecting rod 6 and the second transmission connecting rod 7 are both arranged into a screw rod structure.
In order to ensure the stability of the connection position and simultaneously facilitate the adjustment of the position of the second transmission connecting rod 7 in the longitudinal direction, a bearing part 9 is connected between the second transmission connecting rod 7 and the bottom plate 3, the bearing part 9 is provided with an adjusting hole 9-1, the second transmission connecting rod 7 is installed in the adjusting hole 9-1, and the adjusting hole 9-1 is a kidney-shaped hole.
During the use, as long as the back leans on backward, transmission connecting rod one 6 and transmission connecting rod two 7 can drive bottom plate 3 and slide forward on base 1 to the angle between adjustment back of the chair support 2 and the bottom plate 3, the focus of health can be along with bottom plate 3 antedisplacement, avoids the chair to turn over backward, guarantees its security in the use, and simultaneously, the comfort level is high, can effectively strengthen user's use and experience, is favorable to the popularization and the application of above-mentioned back-facing self-adaptation high performance's office chair in office chair technical field.
Specifically, in order to improve comfort, the backrest support 2 and the bottom plate 3 are both designed according to human engineering.
The office chair of the self-adaptation high performance of lying backwards in this embodiment not only limits to and installs on office chair, still can install in public places such as hospital, bank, can also slow down fatigue when letting equal-size people issue time, reinforcing user's use experience.
The office chair of back-facing self-adaptation high performance in this embodiment, when can realizing the back of the chair back-facing, bottom plate 3 pushes forward, angle between adjustable back of the chair support 2 and the bottom plate 3, and the focus of health can avoid the chair to turn over backward along with bottom plate 3 antedisplacement, guarantees its security in the use, and simultaneously, the comfort level is high, can effectively strengthen user's use and experience, is favorable to the popularization and the application of above-mentioned back-facing self-adaptation high performance's office chair in office chair technical field.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the reference numerals in the figures are used more here: 1. a base; 2. a chair back bracket; 2-1, an inserting part; 3. a base plate; 4. a handrail strut; 5. connecting a transmission part; 5-1, a mounting hole of the transmission connecting rod; 5-2, mounting holes of a second transmission connecting rod; 5-3, embedding a slot; 6. a first transmission connecting rod; 7. a second transmission connecting rod; 8. a linkage assembly; 8-1, a sliding bottom plate; 8-2, a sliding reset piece; 9. a receiving member; 9-1, adjusting holes; 10. a headrest; 11. a cushion; 12. a backrest; 13. a roller device; 14. handrail, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (10)
1. The utility model provides an office chair of back-facing self-adaptation high performance which characterized in that: the chair comprises a base (1), a chair back support (2), a bottom plate (3), a handrail support rod (4), a headrest (10), a cushion (11), a backrest (12), a roller device (13) and a handrail (14), wherein the bottom plate (3) is slidably mounted on the base (1), the handrail (14) is mounted on the handrail support rod (4), the cushion (11) is mounted on the bottom plate (3) and moves along with the movement of the bottom plate (3), and the roller device (13) is fixedly connected with the base (1); still include link gear, link gear connect in base (1) back of the chair support (2) bottom plate (3) reach between handrail branch (4), including connecting driving medium (5), transmission connecting rod (6), two (7) of transmission connecting rod and linkage subassembly, connect back of the chair support (2) in driving medium (5), it passes through to connect driving medium (5) transmission connecting rod (6) are connected with handrail branch (4), through two (7) of transmission connecting rod are connected with bottom plate (3), bottom plate (3) through linkage subassembly (8) slidable install in base (1).
2. A reclining adaptive high performance office chair as claimed in claim 1, wherein: the headrest (10), the backrest (12) and the seat cushion (11) all accord with the ergonomic design.
3. A reclining adaptive high performance office chair as claimed in claim 1, wherein: the backrest (12) and the backrest support (2) are arranged in a hollow manner.
4. A reclining adaptive high performance office chair as claimed in claim 1, wherein: the linkage assembly comprises a sliding bottom plate (8-1), a sliding roller and a sliding reset piece (8-2), wherein the sliding bottom plate (8-1) is fixedly installed on the bottom plate (3) or the base (1), the sliding roller is installed on the sliding bottom plate (8-1), one end of the sliding reset piece (8-2) is fixedly connected with the sliding bottom plate (8-1), and the other end of the sliding reset piece is fixedly connected with the bottom plate (3) or the base (1).
5. A reclining adaptive high performance office chair as claimed in claim 4, wherein: the number of the sliding reset pieces (8-2) is two, and the two sliding reset pieces (8-2) are symmetrically arranged along the central axis of the sliding bottom plate (8-1).
6. A reclining adaptive high performance office chair as claimed in claim 5, wherein: the chair back support (2) is provided with an inserting portion (2-1), the connecting transmission piece (5) is provided with an inserting groove (5-3), and the inserting portion (2-1) is matched with the inserting groove (5-3).
7. A reclining adaptive high performance office chair as claimed in claim 6, wherein: a first transmission connecting rod mounting hole (5-1) is formed in the position close to the upper end of the connecting transmission piece (5), a second transmission connecting rod mounting hole (5-2) is formed in the position close to the lower end of the connecting transmission piece (5), the first transmission connecting rod (6) is mounted in the first transmission connecting rod mounting hole (5-1), and the second transmission connecting rod (7) is mounted in the second transmission connecting rod mounting hole (5-2).
8. A reclining adaptive high performance office chair as claimed in claim 7, wherein: the first transmission connecting rod mounting hole (5-1) and the second transmission connecting rod mounting hole (5-2) are both screw holes.
9. A reclining adaptive high performance office chair as claimed in claim 8, wherein: a bearing piece (9) is further connected between the second transmission connecting rod (7) and the bottom plate (3), the bearing piece (9) is provided with an adjusting hole (9-1), and the second transmission connecting rod (7) is installed in the adjusting hole (9-1).
10. A reclining adaptive high performance office chair as claimed in claim 9, wherein: the adjusting hole (9-1) is a waist-shaped hole.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111495711.7A CN114027655A (en) | 2021-12-09 | 2021-12-09 | Back-leaning self-adaptive high-performance office chair |
| PCT/CN2021/139134 WO2023103036A1 (en) | 2021-12-09 | 2021-12-17 | Lean-back adaptive office chair with high performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111495711.7A CN114027655A (en) | 2021-12-09 | 2021-12-09 | Back-leaning self-adaptive high-performance office chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114027655A true CN114027655A (en) | 2022-02-11 |
Family
ID=80146502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111495711.7A Pending CN114027655A (en) | 2021-12-09 | 2021-12-09 | Back-leaning self-adaptive high-performance office chair |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN114027655A (en) |
| WO (1) | WO2023103036A1 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208491372U (en) * | 2018-04-04 | 2019-02-15 | 中山市集智家具有限公司 | The chassis of office chair and office chair including the chassis |
| CN110547621A (en) * | 2019-10-21 | 2019-12-10 | 东莞市畅宇家具有限公司 | chair with linkage of backrest and cushion |
| CN210599739U (en) * | 2019-06-27 | 2020-05-22 | 太仓宜品家具有限公司 | Embedded chair connecting piece and chair |
| CN212489206U (en) * | 2020-04-30 | 2021-02-09 | 佛山市顺德区致兴家具有限公司 | Office chair |
| CN216494391U (en) * | 2021-12-09 | 2022-05-13 | 安吉富和家具有限公司 | Linkage mechanism mounted on office chair |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0767739A (en) * | 1993-09-03 | 1995-03-14 | Komura Seisakusho:Kk | Chair |
| JP3967902B2 (en) * | 2001-10-09 | 2007-08-29 | 刈谷木材工業株式会社 | Chair |
| TWM254952U (en) * | 2004-04-22 | 2005-01-11 | Chia Chi Ya Entpr Co Ltd | Chair capable of preventing backward falling |
| CN103431666B (en) * | 2013-08-08 | 2016-04-20 | 林长贞 | A kind of seat structure |
| CN203952966U (en) * | 2014-06-26 | 2014-11-26 | 陈国巨 | The chair that when chair back layback, cushion reach also declines simultaneously |
| CN106263726A (en) * | 2015-05-22 | 2017-01-04 | 陈竑燊 | Gearing tilt-raise device between office chair back and medicated cushion |
| CN106263727A (en) * | 2015-05-22 | 2017-01-04 | 陈竑燊 | The medicated cushion linkage of office chair back reclining |
| CN208403765U (en) * | 2017-08-17 | 2019-01-22 | 天津津研机械设计有限公司 | A kind of chair back seat linkage mechanism |
| CN209573969U (en) * | 2017-12-22 | 2019-11-05 | 张久智 | The seat that backup plate can swing back and move forward |
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2021
- 2021-12-09 CN CN202111495711.7A patent/CN114027655A/en active Pending
- 2021-12-17 WO PCT/CN2021/139134 patent/WO2023103036A1/en unknown
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208491372U (en) * | 2018-04-04 | 2019-02-15 | 中山市集智家具有限公司 | The chassis of office chair and office chair including the chassis |
| CN210599739U (en) * | 2019-06-27 | 2020-05-22 | 太仓宜品家具有限公司 | Embedded chair connecting piece and chair |
| CN110547621A (en) * | 2019-10-21 | 2019-12-10 | 东莞市畅宇家具有限公司 | chair with linkage of backrest and cushion |
| CN212489206U (en) * | 2020-04-30 | 2021-02-09 | 佛山市顺德区致兴家具有限公司 | Office chair |
| CN216494391U (en) * | 2021-12-09 | 2022-05-13 | 安吉富和家具有限公司 | Linkage mechanism mounted on office chair |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023103036A1 (en) | 2023-06-15 |
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