CN109549385B - Human engineering 3D waist support net chair - Google Patents
Human engineering 3D waist support net chair Download PDFInfo
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- CN109549385B CN109549385B CN201810323205.1A CN201810323205A CN109549385B CN 109549385 B CN109549385 B CN 109549385B CN 201810323205 A CN201810323205 A CN 201810323205A CN 109549385 B CN109549385 B CN 109549385B
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- 239000004744 fabric Substances 0.000 claims abstract description 59
- 230000009471 action Effects 0.000 claims abstract description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008093 supporting effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- 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
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Abstract
The invention discloses an ergonomic 3D waist support net chair, which comprises a chair back frame and a net cloth attached to the chair back frame, wherein the middle lower part of the chair back frame is in a front arch shape, a limiting seat in a rear arch shape is arranged in the middle of the chair back frame, a traction seat is arranged in the middle of the net cloth, the rear end of the traction seat is connected with the limiting seat through a traction belt, and the net cloth is kept in a tight state under the action of backward stretching of the traction belt; the middle lower part of the chair back frame is in a front arch shape to form a waist rest, and the whole chair back frame is in an S shape, so that the requirement of human engineering size can be completely met; meanwhile, the middle slack part of the mesh cloth is pressed by the traction seat and is pulled by the traction belt and clamped at the limit seat, so that the middle slack part of the mesh cloth is in a tightening device, and the lumbar support formed at the middle lower part of the mesh cloth is also in a tightening state, so that an effective and stable support is formed for the waist of a human body.
Description
Technical Field
The invention relates to the technical field of seats, in particular to an ergonomic 3D waist support net chair.
Background
The ergonomic 3D waist support net chair is an indispensable product in office furniture, has good air permeability and comfort, and is loved by consumers. The ergonomic 3D waist support net chair is popular at the end of the 20 th century, the technology and the materials of the ergonomic 3D waist support net chair are broken through greatly, and the high-end price and the low-end price of the ergonomic 3D waist support net chair in the market are quite different due to the material and the special technology of the ergonomic 3D waist support net chair, and the comfort level is quite different. How to simplify the process and to improve the comfort is an urgent problem to be solved.
For example, in order to improve the comfort level of the waist, the middle part of the chair back can be propped against the waist of a human body as much as possible, a sliding waist rest is arranged, and the chassis is improved, so that the waist can be propped all the time when the human body leans up, but the cost is higher, and the structure is complex; the improvement of the structure is carried out on the back frame, so that the waist of the back frame is designed to be front convex, the screen cloth stretched on the back frame can form a front convex waist rest, the structure is simpler, the waist supporting effect can be realized through the change of the shape, but the structure is adopted, the screen cloth can be loosened in the middle of the back frame due to the tension problem of the screen cloth, the elasticity of the waist rest of the screen cloth can be reduced, the waist supporting effect can be reduced, the reaction is achieved, if the screen cloth in the middle of the back frame is also in a stretched state, the improvement is needed through a process, and the structure complexity and the cost can be increased.
Disclosure of Invention
The invention overcomes the defects in the prior art, and provides the ergonomic 3D waist support net chair which can enable all parts of net cloth to be in a stretching and tightening state, and has low cost and simple structure.
The technical scheme of the invention is realized as follows:
The utility model provides an ergonomic 3D waist support net chair, includes back of the chair frame and adheres to the screen cloth on back of the chair frame, back of the chair frame in lower part be the front arch molding, back of the chair frame middle part is equipped with and is the spacing seat of back arch molding, screen cloth middle part is equipped with and pulls the seat, pulls the seat rear end and links to each other with spacing seat through the traction belt, the screen cloth keeps the state of tightening under the effect of the backward stretching of traction belt.
Preferably, the chair back frame comprises a first frame side and a second frame side which are vertically arranged, a top transverse member and a bottom transverse member are arranged between the first frame side and the second frame side, the middle part of the first frame side and the second frame side incline towards the middle of the chair back frame, the rear part of the chair back frame extends and is intersected at the middle part to form a limiting seat, the limiting seat is rigid, a first through hole for a traction belt to pass through is formed in the middle part of the limiting seat, the rear end of the traction belt is connected with a clamping rod after passing through the first through hole, and the clamping rod is clamped at the rear end of the limiting seat. The limiting seat is fixed and is positioned behind the middle part of the mesh cloth, the traction seat is used for propping against the middle part of the mesh cloth and stretching the mesh cloth backwards, and the traction seat is used for connecting the traction belt; the traction belt pulls the mesh back and is limited at the position of the limiting seat, so that the loose part in the middle of the mesh is tightened, and the middle lower part of the chair back frame in a front arch shape is matched with the mesh and can be in a tightened state.
Preferably, the pulling belt is an annular belt, the length of the clamping rod is larger than that of the first through hole, the clamping rod is sleeved with the rear end of the pulling belt, and two ends of the clamping rod are clamped at two sides of the first through hole of the limiting seat. By adopting the structure, the device is convenient to adjust and connect.
Preferably, the pulling seat comprises a pull bar arranged on the front side of the middle of the mesh and a pull bar fixing piece arranged on the rear side of the middle of the mesh, the pull bar is in a strip shape, the length of the pull bar is larger than that of the pull bar fixing piece, the pull bar fixing piece is fixedly connected with the middle of the pull bar, and the front end of the pulling belt is limited between the pull bar fixing piece and the pull bar. The brace ensures a certain length so as to increase the contact area with the mesh as much as possible, and the brace is strip-shaped and does not feel abrupt to cause uncomfortable feeling on the back of a human body; the brace and the brace fixing piece are arranged in tandem and clamp the mesh cloth in the brace fixing piece, so that the mesh cloth can be protected, the middle part of the mesh cloth can be pulled backwards as much as possible, and meanwhile, the pulling belt is conveniently connected, so that multiple purposes are achieved.
The screen cloth is more relaxed near the middle part, in order to tighten the middle part of the screen cloth as much as possible, preferably, the brace is arc-shaped, the two ends of the brace extend obliquely forwards, and the thickness of the brace is gradually reduced from the middle part to the two ends. The thickness of the brace has transition change, so that the defect of concave shape caused by backward tightening in the middle of the mesh cloth can be overcome, and the whole is more attractive.
Preferably, at least two positioning columns are arranged on the back of the brace, screw holes are formed in the positioning columns, and the positioning columns penetrate through the mesh cloth and are connected with the brace fixing piece through screws; the brace mounting is the open box body in front end, and brace mounting rear end is equipped with the second through-hole, is connected with the bayonet lock behind the front end of traction area passed the second through-hole, and the bayonet lock card is in the brace mounting. The brace passes the screen cloth through the reference column only, does not constitute too much destruction to the screen cloth, can play the effect of connecting brace mounting again.
Preferably, the pulling belt is an annular belt, the length of the clamping pin is larger than that of the second through hole, the clamping pin is sleeved with the front end of the pulling belt, and two ends of the clamping pin are clamped at two sides of the second through hole in the brace fixing piece. The bayonet lock only need cup joint with the traction belt and the cross-connect can realize the fixed of traction belt front end in the brace mounting.
In order to ensure a certain contact area and make the whole more beautiful, the length of the brace is preferably 1/2-2/3 of the width of the chair back frame.
Preferably, the periphery of the chair back frame is provided with clamping grooves, and the periphery of the mesh cloth is fixed in the clamping grooves on the periphery of the chair back frame.
As another scheme, an ergonomic 3D waist support net chair comprises a chair back frame and a net cloth attached to the chair back frame, wherein the middle lower portion of the chair back frame is of a front arch shape, a limiting seat of a rear arch shape is arranged in the middle of the chair back frame, a traction seat is arranged in the middle of the net cloth, the traction seat moves backwards to pull the middle of the net cloth backwards, the rear end of the traction seat is fixedly connected with the limiting seat, and the net cloth is kept in a tight state under the action of backward stretching of the traction seat.
Preferably, the chair back frame comprises a first frame side and a second frame side which are vertically arranged, a top transverse member and a bottom transverse member are arranged between the first frame side and the second frame side, the middle part of the first frame side and the second frame side incline towards the middle rear side of the chair back frame and are intersected at the middle part to form a limiting seat, the limiting seat is rigid, a connecting hole is formed in the middle part of the limiting seat, and after the rear end of the traction seat abuts against the limiting seat, a screw penetrates through the connecting hole to be fixedly connected with the traction seat.
Preferably, the traction seat comprises a brace arranged on the front side of the middle part of the mesh and a brace fixing piece arranged on the rear side of the middle part of the mesh, the brace is in a strip shape, the length of the brace is greater than that of the brace fixing piece, the brace fixing piece is fixedly connected with the middle part of the brace, and the brace fixing piece is simultaneously connected with the limiting seat through a screw.
Preferably, the brace is arc-shaped, two ends of the brace extend obliquely forwards, and the thickness of the brace is gradually reduced from the middle to the two ends.
Preferably, at least two positioning columns are arranged on the back of the brace, screw holes are formed in the positioning columns, and the positioning columns penetrate through the mesh cloth and are connected with the brace fixing piece through screws; the brace mounting is the open box body in front end, and brace mounting rear end is equipped with the screw, thereby the screw passes the connecting hole and screws in the screw of brace mounting and fix.
The principle and beneficial effects of the invention adopting the technical scheme are as follows:
the middle lower part of the chair back frame is in a front arch shape to form a waist rest, and the whole chair back frame is in an S shape, so that the requirement of human engineering size can be completely met; meanwhile, the middle slack part of the mesh cloth is pressed by the traction seat and clamped at the limiting seat, so that the middle slack part of the mesh cloth is in a tightening device, and the waist rest formed at the middle lower part of the mesh cloth is also in a tightening state, so that an effective and stable support is formed for the waist of a human body.
Drawings
FIG. 1 is a schematic view of the structure of the present invention in embodiment 1;
FIG. 2 is a schematic view of the structure of a chair back frame according to the present invention in embodiment 1;
FIG. 3 is a schematic view showing the structure of the reverse side of the portion A in FIG. 2 when connected to a pulling belt;
Fig. 4 is a schematic diagram illustrating a split state of the pulling belt and the pulling seat in embodiment 1;
Fig. 5 is a schematic diagram illustrating an assembled state of the pulling belt and the pulling seat in embodiment 1;
FIG. 6 is a schematic diagram showing a side state of FIG. 1 in embodiment 1;
Fig. 7 is a schematic structural view of a seatback frame of the present invention in embodiment 2, and an enlarged schematic structural view of the back face of the portion a;
FIG. 8 is a schematic diagram showing the detachment of the screws and braces, brace fasteners in example 2;
Fig. 9 is a schematic diagram of an assembly structure of the pulling seat in embodiment 2.
Fig. 10 is a schematic diagram showing a side state of the present invention in example 2.
Detailed Description
The specific embodiments of the present invention are as follows:
Example 1: the invention relates to an ergonomic 3D waist support net chair, which is shown in figures 1-6, and comprises a chair back frame 1 and net cloth 2 attached on the chair back frame 1, wherein the chair back frame 1 is formed by plastic injection molding, clamping grooves (not shown) are formed in the periphery of the chair back frame 1, and the periphery of the net cloth 2 is fixed in the clamping grooves in the periphery of the chair back frame 1 through embedded strips (not shown).
In order to meet the requirement of ergonomics, the whole chair back frame is designed into an S shape, and the middle lower part of the chair back frame 1 is in a front arch shape and matched with the mesh cloth to form an arch lumbar support 3, a limiting seat 4 in a rear arch shape is arranged in the middle of the chair back frame 1, a traction seat 5 is arranged in the middle of the mesh cloth 2, the rear end of the traction seat 5 is connected with the limiting seat 4 through a traction belt 6, and the middle part of the mesh cloth 2 is kept in a tight state under the action of backward stretching of the traction belt 6.
Specifically, the chair back frame 1 includes first and second frame sides 7, 8 that vertically set up, be equipped with top horizontal member 9 and bottom horizontal member 10 between first and second frame sides 7, 8, extend and meet at the middle part in first and second frame sides 7, 8 middle part slant chair back frame 1 and form spacing seat 4, in brief, spacing seat 4 is an arc pole, spacing seat 4 and first and second frame sides 7, 8 are integrated into one piece, and spacing seat 4 is rigid, be equipped with the first through-hole 11 that supplies traction belt 6 to pass in the middle part of spacing seat 4, be connected with draw-in lever 12 after the rear end of traction belt 6 passes first through-hole 11, draw-in lever 12 card is at spacing seat 4 rear end.
The traction belt 6 is an annular belt, the length of the clamping rod 12 is larger than that of the first through hole 11, the clamping rod 12 is sleeved with the rear end of the traction belt 6, and two ends of the clamping rod 12 are clamped at two sides of the first through hole 11 of the limiting seat 4.
As shown in fig. 4 and 5, the pulling seat 5 includes a pull bar 13 disposed on the front side of the middle of the mesh 2 and a pull bar fixing member 14 disposed on the rear side of the middle of the mesh 2, the pull bar 13 is in a bar shape, the length of the pull bar 13 is 1/2-2/3 of the width of the chair back frame, the length of the pull bar 13 is greater than that of the pull bar fixing member 14, the pull bar fixing member 14 is fixedly connected with the middle of the pull bar 13, and the front end of the pulling belt 6 is limited between the pull bar fixing member 14 and the pull bar 13; the brace 13 is arc-shaped, the two ends of the brace 13 extend obliquely forwards, and the thickness of the brace 13 is gradually reduced from the middle to the two ends.
Specifically, two positioning columns 15 are arranged on the back of the brace 13, screw holes 16 are formed in the positioning columns 15, and the positioning columns 15 penetrate through the mesh 2 and are connected with the brace fixing piece 14 through screws; the brace fixing piece 14 is a box body with an open front end, the rear end of the brace fixing piece 14 is provided with a second through hole 17, the front end of the traction belt 6 passes through the second through hole 17 and then is connected with a clamping pin 18, and the clamping pin 18 is clamped in the brace fixing piece 14; specifically, the length of the bayonet 18 is longer than that of the second through hole 17, the bayonet 18 is sleeved with the front end of the pulling belt 6, and two ends of the bayonet 18 are clamped at two sides of the second through hole 17 in the pull-string fixing member 14.
When the screen cloth is specifically installed and applied, two positioning posts 15 penetrate through reserved hole sites in the middle of the screen cloth 2, the front end of the traction belt 6 is clamped in the brace fixing piece 14 through the clamping pin 18, the brace 13 and the brace fixing piece 14 are fixed by screws, the screen cloth is clamped and fixed, the traction belt 6 is pulled backwards, a loose part in the middle of the screen cloth is tightened, the rear end of the traction belt 6 penetrates through the first through hole 11 of the limiting seat 4, the clamping rod 12 penetrates through the rear end of the traction belt 6 and is clamped at the rear end of the limiting seat 4, and the loose screen cloth is always in a tight state due to the rear pulling of the traction belt 6 and is clamped at the limiting seat 4.
Finally, as shown in fig. 1, the mesh is stretched into an S-state, and the waist forms an "S" arc state. Of course, the size and the proportion of each position of the back frame are scientifically calculated, and the S-shaped radian of the side face of the back frame can completely meet the requirement of the human engineering size, so that the comfortable effect of the back is achieved.
Example 2: this embodiment differs from embodiment 1 in that: as shown in fig. 7-10, the rear end of the pulling seat 5 is directly connected and fixed with the limit seat 4, and the mesh cloth 2 is kept in a tight state under the action of the backward stretching of the pulling seat 5.
Further, a connecting hole 20 is arranged in the middle of the limiting seat 4, and a screw 19 passes through the connecting hole 20 to be fixedly connected with the pulling seat 5 after the rear end of the pulling seat 5 is abutted against the limiting seat 4; specifically, the brace fixing member 14 is fixedly connected with the middle part of the brace 13, the brace fixing member 14 is a box body with an open front end, a screw hole 21 is formed in the rear end of the brace fixing member 14, a screw 19 penetrates through the connecting hole 20 and is screwed into the screw hole 21 of the brace fixing member 14 to be fixed, and the brace fixing member 14 is fixedly connected with the limiting seat 4.
The preferred embodiments of the present invention are provided only to help illustrate the present invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (11)
1. An ergonomic 3D waist support net chair, includes back of the chair frame and attaches the screen cloth on back of the chair frame, characterized by: the middle lower part of the chair back frame is in a front arch shape, a limiting seat in a rear arch shape is arranged in the middle of the chair back frame, a traction seat is arranged in the middle of the mesh cloth, the rear end of the traction seat is connected with the limiting seat through a traction belt, and the mesh cloth is kept in a tight state under the action of backward stretching of the traction belt;
the chair back frame comprises a first frame side and a second frame side which are vertically arranged, a top transverse member and a bottom transverse member are arranged between the first frame side and the second frame side, the middle parts of the first frame side and the second frame side incline towards the middle and the rear of the chair back frame and are intersected at the middle to form a limiting seat, the limiting seat is rigid, a first through hole for a traction belt to pass through is formed in the middle of the limiting seat, the rear end of the traction belt is connected with a clamping rod after passing through the first through hole, and the clamping rod is clamped at the rear end of the limiting seat;
the traction seat comprises a brace arranged at the front side of the middle part of the mesh and a brace fixing piece arranged at the rear side of the middle part of the mesh, the brace is strip-shaped, the length of the brace is larger than that of the brace fixing piece, the brace fixing piece is fixedly connected with the middle part of the brace, and the front end of the traction belt is limited between the brace fixing piece and the brace;
At least two positioning columns are arranged on the back of the brace, screw holes are formed in the positioning columns, and the positioning columns penetrate through the mesh cloth and are connected with the brace fixing piece through screws; the brace mounting is the open box body in front end, and brace mounting rear end is equipped with the second through-hole, is connected with the bayonet lock behind the front end of traction area passed the second through-hole, and the bayonet lock card is in the brace mounting.
2. An ergonomic 3D lumbar support chair according to claim 1, characterized in that: the traction belt is an annular belt, the length of the clamping rod is larger than that of the first through hole, the clamping rod is sleeved with the rear end of the traction belt, and two ends of the clamping rod are clamped at two sides of the first through hole of the limiting seat.
3. An ergonomic 3D lumbar support chair according to claim 1, characterized in that: the shape of the brace is arc, and the both ends of brace extend forward to one side, and the thickness of brace reduces from the middle part to both ends gradually.
4. An ergonomic 3D lumbar support chair according to claim 1, characterized in that: the traction belt is an annular belt, the length of the clamping pin is larger than that of the second through hole, the clamping pin is sleeved with the front end of the traction belt, and two ends of the clamping pin are clamped at two sides of the second through hole in the brace fixing piece.
5. The ergonomic 3D lumbar support chair of claim 4 wherein: the length of the brace is 1/2-2/3 of the width of the chair back frame.
6. An ergonomic 3D lumbar support chair according to claim 1, characterized in that: the periphery of the chair back frame is provided with clamping grooves, and the periphery of the mesh cloth is fixed in the clamping grooves on the periphery of the chair back frame.
7. An ergonomic 3D waist support net chair, includes back of the chair frame and attaches the screen cloth on back of the chair frame, characterized by: the middle lower part of the chair back frame is in a front arch shape, the middle part of the chair back frame is provided with a limiting seat in a rear arch shape, the middle part of the mesh cloth is provided with a pulling seat, the middle of the mesh cloth is pulled backwards by the pulling seat, the rear end of the pulling seat is fixedly connected with the limiting seat, and the mesh cloth is kept in a tight state under the action of the backward pulling of the pulling seat;
the chair back frame comprises a first frame side and a second frame side which are vertically arranged, a top transverse piece and a bottom transverse piece are arranged between the first frame side and the second frame side, the middle parts of the first frame side and the second frame side extend obliquely to the middle and the rear of the chair back frame and are intersected at the middle to form a limiting seat, and the limiting seat is rigid;
The traction seat comprises a brace arranged at the front side of the middle part of the mesh cloth and a brace fixing piece arranged at the rear side of the middle part of the mesh cloth, the brace is in a strip shape, the length of the brace is greater than that of the brace fixing piece, and the brace fixing piece is fixedly connected with the middle part of the brace;
At least two positioning columns are arranged on the back of the brace, screw holes are formed in the positioning columns, and the positioning columns penetrate through the mesh cloth and are connected with the brace fixing piece through screws; the brace mounting is a box body with an open front end.
8. The ergonomic 3D lumbar support chair of claim 7 wherein: the middle part of the limiting seat is provided with a connecting hole, and after the rear end of the traction seat is propped against the limiting seat, a screw penetrates through the connecting hole and is fixedly connected with the traction seat.
9. The ergonomic 3D lumbar support chair of claim 7 wherein: the brace mounting is connected with the limit seat through the screw simultaneously.
10. The ergonomic 3D lumbar support chair of claim 7 wherein: the shape of the brace is arc, and the both ends of brace extend forward to one side, and the thickness of brace reduces from the middle part to both ends gradually.
11. The ergonomic 3D lumbar support chair of claim 7 wherein: the rear end of the brace fixing piece is provided with a screw hole, and a screw penetrates through the connecting hole and is screwed into the screw hole of the brace fixing piece so as to be fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810323205.1A CN109549385B (en) | 2018-04-12 | 2018-04-12 | Human engineering 3D waist support net chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810323205.1A CN109549385B (en) | 2018-04-12 | 2018-04-12 | Human engineering 3D waist support net chair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109549385A CN109549385A (en) | 2019-04-02 |
| CN109549385B true CN109549385B (en) | 2024-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810323205.1A Active CN109549385B (en) | 2018-04-12 | 2018-04-12 | Human engineering 3D waist support net chair |
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| CN (1) | CN109549385B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2715625Y (en) * | 2004-06-11 | 2005-08-10 | 陈进财 | Backing cushion for chairs |
| CN101065039A (en) * | 2004-10-13 | 2007-10-31 | 株式会社冈村制作所 | Stretching structure of stretching material in chair and backrest of chair |
| JP2009082526A (en) * | 2007-10-01 | 2009-04-23 | Kokuyo Co Ltd | Backrest or seat of chair |
| CN202932447U (en) * | 2012-10-11 | 2013-05-15 | 中山市松林家具有限公司 | Forming device for waist rest of mesh-fabric chair-back |
| CN204218396U (en) * | 2014-09-12 | 2015-03-25 | 海沃氏家具（上海）有限公司 | Office chair |
| CN105228491A (en) * | 2013-09-30 | 2016-01-06 | 约翰逊控制技术公司 | Seat |
| CN206699845U (en) * | 2016-10-31 | 2017-12-05 | 嘉瑞福(浙江)家具有限公司 | A kind of back |
| CN208676715U (en) * | 2018-04-12 | 2019-04-02 | 浙江玛拉蒂智能家具科技有限公司 | Ergonomics 3D waist support net chair |
-
2018
- 2018-04-12 CN CN201810323205.1A patent/CN109549385B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2715625Y (en) * | 2004-06-11 | 2005-08-10 | 陈进财 | Backing cushion for chairs |
| CN101065039A (en) * | 2004-10-13 | 2007-10-31 | 株式会社冈村制作所 | Stretching structure of stretching material in chair and backrest of chair |
| JP2009082526A (en) * | 2007-10-01 | 2009-04-23 | Kokuyo Co Ltd | Backrest or seat of chair |
| CN202932447U (en) * | 2012-10-11 | 2013-05-15 | 中山市松林家具有限公司 | Forming device for waist rest of mesh-fabric chair-back |
| CN105228491A (en) * | 2013-09-30 | 2016-01-06 | 约翰逊控制技术公司 | Seat |
| CN204218396U (en) * | 2014-09-12 | 2015-03-25 | 海沃氏家具（上海）有限公司 | Office chair |
| CN206699845U (en) * | 2016-10-31 | 2017-12-05 | 嘉瑞福(浙江)家具有限公司 | A kind of back |
| CN208676715U (en) * | 2018-04-12 | 2019-04-02 | 浙江玛拉蒂智能家具科技有限公司 | Ergonomics 3D waist support net chair |
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| CN109549385A (en) | 2019-04-02 |
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