CN113287892A - Seat unit with zero backrest clearance - Google Patents
Seat unit with zero backrest clearance Download PDFInfo
- Publication number
- CN113287892A CN113287892A CN202110601343.3A CN202110601343A CN113287892A CN 113287892 A CN113287892 A CN 113287892A CN 202110601343 A CN202110601343 A CN 202110601343A CN 113287892 A CN113287892 A CN 113287892A
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- linkage
- backrest
- assembly
- seat
- side plate
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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
- A47C17/00—Sofas; Couches; Beds
-
- 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
- A47C17/86—Parts or details for beds, sofas or couches only not fully covered in a single one of the sub-groups A47C17/02, A47C17/04, A47C17/38, A47C17/52, A47C17/64, or A47C17/84; Drawers in or under beds
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nursing (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The invention discloses a seat unit with zero backrest clearance, which comprises a linkage assembly, a side plate linkage piece, a backrest assembly and a backrest frame, wherein the linkage assembly is rotationally connected with the side plate linkage piece; the back frame comprises a back tail wing, a back tail edge and a supporting main body, the supporting main body is connected with the back assembly, the transverse width of the back tail wing is larger than that of the supporting main body, when the back assembly is contracted to the limit position, the plane where the back tail edge is located and perpendicular to the horizontal plane is an initial plane, the back assembly drives the back frame to move, the back tail wing rotates around the seat armrest, and the movement of the back tail edge is not more than the initial plane. The area of the seat backrest is increased, the design of the backrest frame and the seat armrests is more flexible, the appearance is more attractive, the rear part of the seat backrest can be arranged against a wall with zero clearance, and the space is saved.
Description
Technical Field
The invention belongs to the technical field of seats, and particularly relates to a seat unit with zero backrest clearance.
Background
The multifunctional sofa seat is widely used as leisure furniture indispensable to the life of furniture. The functional seat units of the prior art have the following disadvantages: the seat height is generally higher, so that the feet of a user cannot touch the ground in the using process, the legs of the user feel fatigue after the user spends a long time, and the comfort of the sofa is affected; the overall volume of the sofa is large, the sofa is not coordinated with the home environment too much, and the appearance and the use development of the functional sofa are influenced; because the seat unit is limited by the extending structure and can move to a fully inclined lying posture position without hindrance, enough clearance needs to be reserved behind the tail edge of the backrest, and the occupied space is large; the backrest of the seat is narrow and single in appearance design, and the appearance of the seat is influenced to be attractive.
Disclosure of Invention
The invention aims to solve the problems that the backrest frame of the existing seat unit can not be placed near the wall, the backrest is narrow and small, the appearance design is single, and the appearance is influenced.
In order to achieve the above object, the present invention provides a seat unit with zero back clearance, which includes a linkage assembly, a side plate linkage member, a back assembly and a back frame, wherein the linkage assembly is rotatably connected with the side plate linkage member, the side plate linkage member is rotatably connected with the back assembly, and the back assembly is used for driving the back frame to rotate;
the back frame comprises a back tail wing, a back tail edge and a supporting main body, the supporting main body is connected with the back assembly, the transverse width of the back tail wing is larger than that of the supporting main body, when the back assembly is contracted to the limit position, the plane where the back tail edge is located and perpendicular to the horizontal plane is an initial plane, the back assembly drives the back frame to move, the back tail wing rotates around the seat armrest, and the movement of the back tail edge is not more than the initial plane.
Further, still include the seat armrest, the seat armrest with the curb plate linkage is connected, the seat armrest moves with the curb plate linkage.
Further, the lateral width of the back fin is larger than the distance between the inner side surfaces of the two opposite seat armrests.
Further, still include the base, the linkage subassembly rotates to be connected on the base.
Preferably, when the backrest frame is contracted to the limit position, the distance H1 between the tail edge of the backrest and the bottom surface of the base is 70-85 cm.
Preferably, when the backrest frame is extended to the limit position, the distance H2 between the rear edge of the backrest and the bottom surface of the base is 50-65 cm.
Furthermore, the backrest assembly comprises a backrest installation part and a backrest linkage part, two ends of the backrest installation part are respectively and rotatably connected between the side plate linkage part and the backrest linkage part, and the backrest linkage part is connected with the linkage assembly.
Preferably, the side plate linkage piece comprises a side plate main body, a seat frame installation surface is arranged on the outer side of the side plate main body, and the distance H3 from the highest point of the seat frame installation surface to the ground of the base is 16cm-19 cm.
Furthermore, the linkage assembly comprises a first supporting piece, a swinging piece, a middle connecting piece, a linkage piece and a second supporting piece, wherein the first supporting piece and the second supporting piece are respectively connected to two ends of the base in a rotating mode, the middle connecting piece is respectively connected with the swinging piece and the linkage piece, and the linkage assembly is connected with the side plate linkage piece in a rotating mode through the swinging piece and the linkage piece.
Furthermore, the leg stretching assembly is rotatably connected with the side plate linkage piece and extends or contracts in front of the side plate linkage piece.
Compared with the prior art, the invention has the following beneficial effects:
compared with the traditional handrail landing type product, the T-shaped backrest frame is arranged in the extending process of the seat unit, the backrest tail wings can rotate around the seat handrails on two sides, the seat handrails move along with the side plate linkage pieces, the area of the backrest frame is increased, the design of the backrest frame and the seat handrails is more flexible, and the appearance is more attractive.
When the seat unit extends forwards, the movement of the tail edge of the backrest does not exceed the initial plane where the backrest is located, namely, the back of the backrest frame can be arranged against a wall with zero clearance, and the space is saved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical means in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of a seat unit according to an embodiment of the present invention;
FIG. 2 is a schematic illustration of the position of a seating unit in a sitting position and a recumbent position in accordance with an embodiment of the present invention;
FIG. 3 is a schematic view of the backrest assembly and leg retraction assembly retracted to an extreme position in accordance with an embodiment of the present invention;
FIG. 4 is a schematic view of the backrest module and the leg extension module extended to the extreme positions according to the embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a linkage assembly according to an embodiment of the present invention;
FIG. 6 is a front view of the seating unit of the present invention;
fig. 7 is a side view of the seating unit of the present invention in a recumbent position.
Figure 8 is an isometric view of a seating unit of the present invention.
In the figures, the reference numbers are: 1-linkage assembly, 11-first support, 12-pendulum, 13-middle connection, 14-linkage, 141-linkage point, 142-support connection point, 143-side plate connection point, 144-backrest connection point, 15-second support, 2-side plate linkage, 21-seat frame mounting surface, 221-backrest point, 222-linkage connection point, 3-backrest assembly, 31-backrest mounting member, 32-backrest linkage, 4-backrest frame, 41-backrest tail, 42-backrest tail, 43-support body, 5-seat armrest, 6-base, 7-leg extension assembly, 71-foot rest, 72-linkage assembly.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention.
In the description of the present invention, it is to be understood that the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
In addition, in the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be connected directly or indirectly through an intermediate medium, or the two elements may be connected through an internal member. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Examples
As shown in fig. 1 to 8, an embodiment of the present invention provides a seat unit with zero back clearance, including a linkage assembly 1, a side plate linkage 2, a back assembly 3, and a back frame 4, where the linkage assembly 1 is rotatably connected to the side plate linkage 2, the side plate linkage 2 is rotatably connected to the back assembly 3, and the back assembly 3 is configured to drive the back frame 4 to rotate;
the backrest frame 4 comprises a backrest tail wing 41, a backrest tail edge 42 and a supporting body 43, the supporting body 43 is connected with the backrest assembly 3, the transverse width of the backrest tail wing 41 is larger than that of the supporting body 43, when the backrest assembly 3 is contracted to the limit position, a plane where the backrest tail edge 42 is located and perpendicular to a horizontal plane is an initial plane, in the process that the backrest assembly 3 drives the backrest frame 4 to move, the backrest tail wing 41 rotates around the seat armrest 5, and the movement of the backrest tail edge 42 does not exceed the initial plane.
Note that, as shown in fig. 2, in the present embodiment, the plane in which the back rest trailing edge 42 is located when the seat unit is retracted to the extreme position is the initial plane. When the backrest module 3 is pivotally adjusted with the backrest frame 4 in this embodiment, the backrest trailing edge 42 is only moved forward away from the initial plane or kept on the initial plane to move in the vertical direction. Namely, the back of the seat back frame can be placed with zero clearance with the adjacent object in the initial sitting posture state, and the seat unit can be extended to the lying posture position without obstacles.
Specifically, in the present embodiment, the position of the armrest 5 is fixed relative to the side plate linkage 2, during the extension and retraction of the seat unit, the armrest 5 is disposed outside the side plate linkage 2, and the armrest is disposed in an armrest-separated manner. The transverse width of the back tail 41 is larger than the distance between the inner side surfaces of two opposite seat armrests, and the lower cambered surfaces of the two wings of the back tail 41 can rotate around the rear cambered surface of the seat armrests 5 without hindrance. Compared with the traditional handrail landing type product, the backrest area of the T-shaped backrest frame is larger, the design of the backrest frame and the seat handrail is more flexible, and the appearance of the seat is more attractive.
Specifically, the linkage assembly further comprises a base 6, and the linkage assembly 1 is rotatably connected to the base 6. The base 6 is a strip-shaped frame for stabilizing the linkage assembly, and base pad feet can be arranged below the base 6 and used for supporting the base.
Specifically, the backrest assembly 3 includes a backrest mounting member 31 and a backrest linkage member 32, two ends of the backrest mounting member 31 are respectively and rotatably connected between the side plate linkage member 2 and the backrest linkage member 32, and the backrest linkage member 32 is connected with the linkage assembly 1.
Specifically, as shown in fig. 3 and 4, the side plate linkage 2 includes a side plate main body, the side plate main body is an L-shaped structure, a backrest point 221 is provided on a short edge of the side plate main body, and a linkage connection point 222 is provided at a bent portion of the side plate main body. The side plate link 2 is pivotally connected to the link assembly 1 at a link connection point 222 and is connected to one end of the back mount 31 at a back point 221.
In the present embodiment, when the backrest module 3 is retracted to the limit position, an angle α between a line connecting the two end portions of the backrest mounting member 31 and a line connecting the backrest point 221 and the interlocking connection point 222 is an acute angle. Preferably, the angle α is less than 70 °, the angle α may be 55 °, 60 °, 65 ° or 68 °. When the backrest module 3 is extended to the extreme position, the angle β between the line connecting the two end portions of the backrest mounting member 31 and the line connecting the backrest point 221 and the interlocking connection point 222 is less than 45 °, preferably 35 °, 38 °, 40 ° or 43 °.
In this embodiment, the angle between the connecting line of the two end portions of the backrest installation member 31 and the connecting line of the backrest point 221 and the linkage connecting point 222 is used for positioning and limiting the angle of the backrest frame, and the angle of the backrest assembly 3 in this embodiment is changed, so that the distance that the backrest assembly drives the backrest frame 4 to move forward during the extension process is greater than or equal to the distance generated by the backward rotation of the backrest frame, that is, the rear edge of the backrest does not exceed the initial plane during the rotation of the backrest frame 4.
Specifically, the outer side of the side plate main body is further provided with a seat frame installation surface 21, and the distance H3 from the highest point of the seat frame installation surface 21 to the ground of the base 6 is 16cm-19 cm. In this embodiment, the overall installation height of the side plate link 2 and the link assembly 1 is reduced, the length of the parts in the link assembly 1 is shortened, the strength is increased, the height of the seat frame installation surface 21 is reduced, and the stability of the link assembly 1 is increased. Preferably, the distance from the highest point of the seat frame installation surface 21 to the bottom surface of the base 6 can be 16, 17, 18 or 19cm, and the design requirements of the low-height functional sofa or seat can be met.
Specifically, the linkage assembly 1 includes a first support 11, a swinging member 12, a middle connecting member 13, a linkage member 14 and a second support member 15, the first support 11 and the second support member 15 are respectively rotatably connected to two ends of the base 6, and the middle connecting member 13 is respectively connected to the swinging member 12 and the linkage member 14.
Specifically, the linkage 14 connects the middle connecting member 13, the side plate linkage 2, the backrest linkage 32 and the second supporting member 15, respectively. The linkage assembly 1 is rotatably connected with the side plate linkage 2 through the swinging piece 12 and the linkage piece 14. As shown in fig. 5, the linking member 14 is provided with a linking point 141, a support connection point 142, a side plate connection point 143 and a backrest connection point 144, the linking member 14 is connected to the middle connection member 13 at the linking point 141, connected to the second support member 15 at the support connection point 142, connected to the linking connection point 222 of the side plate linking member 2 at the side plate connection point 143, and connected to the backrest linking member 32 at the backrest connection point 144.
Specifically, the ratio of the distance L1 from the connecting point 141 to the support connecting point 142 to the distance L2 from the support connecting point 142 to the connecting point of the second support member to the base is in the range of 0.6-0.75. Preferably, it may be 0.6, 0.65, 0.67, 0.7 or 0.75. In this embodiment, the length of the parts of the first supporting member and the second supporting member in the linkage assembly 1 is shortened, the size ratio of the parts is changed, the overall height of the linkage assembly is reduced, the strength is increased, and the structural stability is increased.
Specifically, in the present embodiment, due to the optimized structure and the reduced overall height of the linkage assembly 1 and the side plate linkage 2, the rotation angle of the backrest assembly 3 is changed so that the distance H1 from the backrest trailing edge 42 to the bottom surface of the base 6 is 70-85cm when the backrest frame 4 is retracted to the extreme position. Preferably, the distance H1 from the rear edge 42 of the backrest to the bottom surface of the base 6 may be 70cm, 75cm, 78cm, 80cm or 85 cm. When the backrest frame 4 is extended to the limit position, the distance H2 between the backrest tail edge 42 and the bottom surface of the base 6 is 50cm-65 cm. Preferably, the distance H2 from the back trailing edge 42 to the bottom surface of the base 6 may be 50cm, 58cm, 60cm or 65 cm. Compared with the conventional seat unit with a mechanical stretching device, the backrest frame of the seat unit in the embodiment has the advantages of reduced overall height, reduced volume, and improved aesthetic property and flexibility.
Specifically, the leg stretching assembly 7 is further included, and the leg stretching assembly 7 is rotatably connected with the side plate linkage 2 and extends or contracts in front of the side plate linkage 2. In the present embodiment, the leg stretching assembly 7 includes a foot rest 71 and a connecting rod assembly 72, and the connecting rod assembly 72 is used for driving the foot rest 71 to extend or retract relative to the side plate link 2.
This embodiment still is provided with actuating mechanism, and actuating mechanism drive shank subassembly that stretches out and draws back to drive linkage subassembly, curb plate linkage piece and back subassembly motion, make the seat unit can move between the position of sitting posture, stretching appearance and lying appearance. Wherein, the leg stretching assembly and the backrest assembly are completely contracted to extreme positions in a sitting posture; the leg stretching assembly stretches forwards in the stretching posture; the leg extension assembly and the backrest assembly are fully extended to the extreme positions in the lying position.
The backrest frame is of a T-shaped frame structure with a wide backrest tail wing, compared with the traditional handrail landing type product, the backrest frame is larger in backrest area and higher in comfort, when the seat unit extends, the backrest tail wing of the backrest frame can rotate around the seat handrail, the seat handrail moves along with the side plate linkage piece, the backrest frame and the seat handrail are more flexible in design, and the appearance is more attractive.
When the seat unit extends forwards, the back rest frame moves forwards or keeps the back rest edge at the initial plane of the initial position, namely, the back of the back rest frame can be arranged with zero clearance with the adjacent object or against the wall in a sitting posture state, and the space is saved.
The height of the seat frame mounting surface is reduced, so that the height of the seat and the overall height of the seat are reduced, the design requirements of a low-seat-height functional sofa or the seat can be met, conditions are created for improving the comfort of the seat, and the comfort is improved.
The seat unit of the embodiment can be driven by manual zipper control, and can also be provided with an electric driving device, and the position adjustment is controlled by a remote switch or an electric control button, so that different requirements of users are met.
In the present embodiment, "front" and "rear" refer to the orientations that a user takes when using a sofa or a seat including the seat unit of the present invention, that is, the direction in which the user faces when using the seat is "front" and the side opposite to this direction is "rear".
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A seat unit with zero backrest clearance is characterized by comprising a linkage assembly (1), a side plate linkage piece (2), a backrest assembly (3) and a backrest frame (4), wherein the linkage assembly (1) is rotationally connected with the side plate linkage piece (2), the side plate linkage piece (2) is rotationally connected with the backrest assembly (3), and the backrest assembly (3) is used for driving the backrest frame (4) to rotate;
backrest frame (4) include back fin (41), back tail edge (42) and supporting body (43), supporting body (43) with back subassembly (3) are connected, the lateral width of back fin (41) is greater than supporting body (43), when back subassembly (3) shrink to extreme position, the plane perpendicular to the horizontal plane that back tail edge (42) were located is initial plane back subassembly (3) drive the in-process of back frame (4) motion, back fin (41) rotate around seat handrail (5), the removal of back tail edge (42) is no longer than initial plane.
2. A zero back clearance seat unit according to claim 1, further comprising a seat armrest (5), the seat armrest (5) being disposed outside the side plate linkage (2), the position of the seat armrest (5) being fixed relative to the side plate linkage (2).
3. A zero back clearance seating unit according to claim 1, wherein the lateral width of the back fin (41) is greater than the distance between the inner sides of the two opposite armrests (5).
4. A zero back clearance seating unit according to claim 1 further comprising a base (6), wherein the linkage assembly (1) is pivotally connected to the base (6).
5. A zero back clearance seating unit according to claim 3, wherein the distance H1 between the back trailing edge (42) and the bottom surface of the base (6) is 70-85cm when the back frame (4) is retracted to the extreme position.
6. A zero back clearance seating unit according to claim 3, wherein the distance H2 between the back trailing edge (42) and the bottom surface of the base (6) is 50-65 cm when the back frame (4) is extended to the extreme position.
7. A zero back clearance seat unit according to claim 1, wherein the back assembly (3) comprises a back mounting member (31) and a back linkage member (32), both ends of the back mounting member (31) are respectively and rotatably connected between the side plate linkage member (2) and the back linkage member (32), and the back linkage member (32) is connected with the linkage assembly (1).
8. A zero back clearance seat unit according to claim 3, wherein the side panel link (2) comprises a side panel body, the outer side of which is provided with a seat frame mounting surface (21), the distance H3 from the highest point of the seat frame mounting surface (21) to the bottom surface of the base (6) being 16cm-19 cm.
9. A zero back clearance seat unit according to claim 3, wherein the linkage assembly (1) comprises a first support (11), a swinging member (12), a middle connecting member (13), a linkage member (14) and a second support member (15);
the first supporting piece (11) and the second supporting piece (15) are respectively connected to two ends of the base (6) in a rotating mode, the middle connecting piece (13) is respectively connected with the swinging piece (12) and the linkage piece (14), and the linkage assembly (1) is connected with the side plate linkage piece (2) in a rotating mode through the swinging piece (12) and the linkage piece (14).
10. A zero back clearance seat unit according to claim 1, further comprising a leg extension assembly (7), the leg extension assembly (7) being pivotally connected to the side plate linkage (2) and extending or retracting in front of the side plate linkage (2).
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110601343.3A CN113287892B (en) | 2021-05-31 | 2021-05-31 | Seat unit with zero backrest clearance |
| PCT/CN2022/081000 WO2022252747A1 (en) | 2021-05-31 | 2022-03-15 | Linkage device for implementing no backrest clearance, support, seat unit, and seat |
| JP2023573219A JP2024519174A (en) | 2021-05-31 | 2022-03-15 | Linkage device, bracket, seat unit, and seat for achieving zero backrest clearance |
| KR1020237041294A KR20240004776A (en) | 2021-05-31 | 2022-03-15 | Interlocks, brackets, seat units and seats for zero back-to-back clearance |
| US18/523,879 US20240090668A1 (en) | 2021-05-31 | 2023-11-30 | Linkage Device for Implementing No Backrest Clearance, Supporting Frame, Seat Unit, and Seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110601343.3A CN113287892B (en) | 2021-05-31 | 2021-05-31 | Seat unit with zero backrest clearance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113287892A true CN113287892A (en) | 2021-08-24 |
| CN113287892B CN113287892B (en) | 2023-02-28 |
Family
ID=77326343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110601343.3A Active CN113287892B (en) | 2021-05-31 | 2021-05-31 | Seat unit with zero backrest clearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113287892B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022252747A1 (en) * | 2021-05-31 | 2022-12-08 | 锐迈机械科技（吴江）有限公司 | Linkage device for implementing no backrest clearance, support, seat unit, and seat |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107660910A (en) * | 2016-07-29 | 2018-02-06 | L & P 产权管理公司 | Include the chaise longue of the tilt linkage with prominent backrest pivotal point |
| 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 |
| CN210276569U (en) * | 2018-07-24 | 2020-04-10 | 锐迈机械科技（吴江）有限公司 | Zero-clearance mechanical stretching device |
| CN211354652U (en) * | 2019-11-08 | 2020-08-28 | 嘉兴礼海电气科技有限公司 | Seat back follow-up mechanism |
| CN112155356A (en) * | 2020-09-30 | 2021-01-01 | 锐迈机械科技（吴江）有限公司 | Seat extension link gear and seat support |
| CN213155030U (en) * | 2020-08-06 | 2021-05-11 | 锐迈机械科技（吴江）有限公司 | Sofa link gear, frame and sofa |
-
2021
- 2021-05-31 CN CN202110601343.3A patent/CN113287892B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107660910A (en) * | 2016-07-29 | 2018-02-06 | L & P 产权管理公司 | Include the chaise longue of the tilt linkage with prominent backrest pivotal point |
| 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 |
| CN210276569U (en) * | 2018-07-24 | 2020-04-10 | 锐迈机械科技（吴江）有限公司 | Zero-clearance mechanical stretching device |
| CN211354652U (en) * | 2019-11-08 | 2020-08-28 | 嘉兴礼海电气科技有限公司 | Seat back follow-up mechanism |
| CN213155030U (en) * | 2020-08-06 | 2021-05-11 | 锐迈机械科技（吴江）有限公司 | Sofa link gear, frame and sofa |
| CN112155356A (en) * | 2020-09-30 | 2021-01-01 | 锐迈机械科技（吴江）有限公司 | Seat extension link gear and seat support |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022252747A1 (en) * | 2021-05-31 | 2022-12-08 | 锐迈机械科技（吴江）有限公司 | Linkage device for implementing no backrest clearance, support, seat unit, and seat |
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| Publication number | Publication date |
|---|---|
| CN113287892B (en) | 2023-02-28 |
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