CN109259490A - Chair back regulating device based on ergonomics - Google Patents
Chair back regulating device based on ergonomics Download PDFInfo
- Publication number
- CN109259490A CN109259490A CN201811379042.5A CN201811379042A CN109259490A CN 109259490 A CN109259490 A CN 109259490A CN 201811379042 A CN201811379042 A CN 201811379042A CN 109259490 A CN109259490 A CN 109259490A
- Authority
- CN
- China
- Prior art keywords
- bar core
- abutment sleeve
- backrest
- axis
- sleeve
- 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.)
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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
- 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
-
- 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
Landscapes
- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
Chair back regulating device based on ergonomics of the invention, seat are fixed on the base；Flexible back is fixed on the seat.Waist support adjusts the first abutment sleeve in platform and is mounted on the base；First bar core is fixed on the first abutment sleeve and moves up and down along the first abutment sleeve vertical direction；Second abutment sleeve is fixed on the first bar core；Second bar core is fixed in second sleeve and moves left and right along second sleeve horizontal direction；Waist support mounting seat is fixed on the second bar core.It includes third abutment sleeve, third bar core, the 4th abutment sleeve, the 4th bar core, left backrest mounting seat that left backrest, which is adjusted flat,.Third abutment sleeve is mounted on the base；Third bar core is located on third abutment sleeve and moves up and down along third abutment sleeve vertical direction；4th abutment sleeve is fixed on third bar core；4th bar core is located in 4th sleeve and moves left and right along 4th sleeve horizontal direction；Left backrest mounting seat is mounted on the 4th bar core.
Description
Technical field
The present invention relates to flexible analog capsule cabin technical fields, more particularly to a kind of backrest tune based on ergonomics
Regulating device.
Background technique
Ergonomics one multi-disciplinary comprehensive applied science.Pass through dissection of the research people in certain working environment
The various factors of, physiology and psychology etc. studies the interaction of people and machine and environment, makes one-machine-environment system
The overall performance of system reaches optimum state, is finally reached the purpose for enabling a person to safe and efficient, comfortable operation.
With the development of science and technology, requirement of the people to work and life quality is also gradually increased.Seat is that people are working
With in life often in contact with the tool that uses, backrest design quality directly affects the comfort that people use, Jin Erying
Ring operating efficiency.Previous backrest design, is mostly only to consider its supporting role, less consideration human body back size and back
The firmly factors such as distribution cause the seat designed is reliable not meet ergonomics requirement, and people's use for a long time causes to hold
Fatiguability and muscle of back damage etc..Therefore, correct backrest adjusting is very crucial, it is necessary to which finding out one kind and meeting makes
With the backrest regulative mode of habit and human physical characteristics.
The large size designs such as bomber cockpit and unmanned aerial vehicle station at present are related to the requirement of long endurance operation, seat mostly
It is an important factor for influencing long endurance operation that chair, which is related to quality,.Current backrest, which is adjusted, mainly passes through some empirical datas
Design, this adjusted design traditionally depends on the experience and subjective understanding of designer, often exists certain
Deviation, can not preferably balanced various countries, each age group human dimension difference.Sometimes after causing research and development of products to come out, exposure
Out backrest different design close human performance requirement, at this moment change again scheme then can the delay product development cycle, cause larger
Expenses.Therefore, there is an urgent need to for designer provide it is a kind of it is based on ergonomics, can verify that a variety of freedom degree directions
Regulation scheme, reusable chair back regulating device, for designer provide it is a kind of it is simple, objective, can operate
The strong backrest adjusting method of property.By above-mentioned apparatus, it can make designer is quick, objectively obtains backrest to adjust
The accordance of device and operating personnel's use demand, facilitate designer design it is comfortable, meet the requirement of different human body size
Chair back regulating device, it is with good economic efficiency.
Summary of the invention
Aiming at the deficiencies in the prior art, it is an object of the invention to propose that a kind of seat based on ergonomics leans on
Regulating device is carried on the back, structure is simple, high reliablity, and easy to operate.
Technical scheme is as follows:
A kind of chair back regulating device based on ergonomics comprising seat platform, waist support adjust platform and backrest
Platform is adjusted, the seat platform includes pedestal and seat, and the seat is provided with backrest；The backrest and backrest adjust platform
It is connected, the backrest adjusts platform by backrest and is adjusted；The seat is fixed on the pedestal, and the backrest is fixed on
On seat；The seat is additionally provided with waist support, and the waist support adjusts platform with waist support and is connected, and the waist support is adjusted flat by waist support
Platform is adjusted；It includes the first abutment sleeve, the first bar core, the first positioning bolt, the second positioning sleeve that the waist support, which adjusts platform,
Cylinder, the second bar core, the second positioning bolt and waist support mounting seat；First abutment sleeve is fixed on the pedestal, institute
It states the first bar core and first abutment sleeve is adjustably fixed to by the first positioning bolt；The first bar core can be along described
The axis direction of first abutment sleeve is moved；Second abutment sleeve and the first bar core are affixed, second bar
Core is adjustably fixed on second abutment sleeve by second positioning bolt, and the second bar core can be along described the
The axis direction of two abutment sleeves is moved；The first end of the second bar core is connect with the waist support mounting seat, described
Waist support mounting seat is fixed to the waist support；It includes third abutment sleeve, third bar core, third positioning spiral shell that backrest, which adjusts platform,
Bolt, the 4th abutment sleeve, the 4th bar core, the 4th positioning bolt and backrest mounting seat；The third bar core passes through described the
Three positioning bolts are adjustably mounted on the third abutment sleeve, and the third bar core can be along the third abutment sleeve
Axis is moved；4th abutment sleeve is fixedly mounted on the third bar core；The 4th bar core is fixed by the 4th
Position bolt is adjustably positioned in the 4th abutment sleeve, and the 4th bar core can be along the axis direction of the 4th abutment sleeve
It is moved；The backrest mounting seat is fixed to the first end of the 4th bar core, and the second end of the 4th bar core is located at
In 4th abutment sleeve.
Preferably, the under-seat is provided with support rod, and seat is connected to pedestal, the support by the support rod
Bar it is height-adjustable.
Preferably, the backrest is flexible back；The separate institute of the flexible back seat
State the edge of the seat of each display screen.
Preferably, the first hole is provided on the side wall of first abutment sleeve；The first bar core is along its axis direction
It is provided with equally distributed groove, first positioning bolt passes through first hole and groove cooperation limits the first positioning sleeve
The relative position of cylinder and the first bar core, the groove of the first bar core are circular counter bore, and the circular counter bore has internal screw thread, institute
The external screw thread for stating internal screw thread and the first positioning bolt cooperates.
Preferably, the second hole is provided on the side wall of second abutment sleeve, the second bar core is along its axis direction
Be provided with equally distributed groove, the groove and the second positioning bolt cooperate, limit the second bar core and the second abutment sleeve it
Between relative position, to carry out the adjusting of horizontal position；The groove of the second bar core is circular counter bore, the circular counter bore
With internal screw thread, the external screw thread of the internal screw thread and the second positioning bolt cooperates, and is fixed.
Preferably, the axis of second abutment sleeve is vertical with the plane where the pedestal；First positioning sleeve
The axis of the axis and second abutment sleeve of cylinder is mutually perpendicular to, the axis of the axis of the first bar core and the second bar core
Line is mutually perpendicular to.The axis of first abutment sleeve and the axis of the first bar core are parallel to each other.
Preferably, third hole is set on the side wall of the third abutment sleeve, and the third bar core is set along its axis direction
It is equipped with equally distributed groove, the groove and third positioning bolt cooperate, limit between third bar core and third abutment sleeve
Relative position, to carry out height adjustment；The groove of the third bar core is circular counter bore, and the circular counter bore has interior spiral shell
The external screw thread of line, the internal screw thread and third positioning bolt cooperates, and is fixed.
Preferably, the 4th hole is provided on the side wall of the 4th abutment sleeve, the 4th bar core is along its axis direction
It is provided with the groove being evenly arranged, the groove and the 4th positioning bolt cooperate to limit the 4th bar core with the described 4th and determine
Relative position between the sleeve of position, to carry out the adjusting of horizontal position.
Preferably, the axis of the third abutment sleeve is vertical with the pedestal, the axis of the 4th abutment sleeve with
The axis of the third abutment sleeve is mutually perpendicular to, and the axis of the 4th bar core and the axis of the third bar core mutually hang down
Directly；The axis of the third abutment sleeve and the axis of the third bar core are parallel to each other.
Preferably, it includes that left backrest adjusts platform and right backrest adjusting platform, and left backrest that the backrest, which adjusts platform,
It is identical as right backrest adjusting platform structure to adjust platform.
Compared with prior art, the present invention is based on the chair back regulating device of ergonomics, its advantages are as follows:
First, designer can carry out backrest Position Design by chair back regulating device, easy to operate.
Second, designer by the chair back regulating device can design and verify the positioning of a variety of freedom degree directions and
Regulation scheme.
Third, the chair back regulating device based on ergonomics are reusable.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is that the chair back regulating device according to the present invention based on ergonomics is side view；
Fig. 2 is the chair back regulating device left view according to the present invention based on ergonomics.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.Technical problem to be solved by the invention is to provide one kind to be based on human body work
Chair back regulating device facilitates designer to be adjusted and Position Design.
Chair back regulating device according to the present invention based on ergonomics comprising seat platform, waist support adjust flat
Platform and left backrest adjust platform, as shown in Figure 1, dotted line frame a area encompassed is seat platform, the area that dotted line frame b is surrounded
Domain is that waist support adjusts platform, and dotted line frame c area encompassed is that left backrest adjusts platform.Seat platform, waist support adjust platform with
And left backrest is adjusted and is not interfered mutually between platform.
Seat platform includes pedestal 1 and seat 2, and seat 2 is provided with backrest 3.Backrest 3 is flexible back.Backrest 3 is leaned on a left side
Back adjusts platform and is connected, and backrest 3 adjusts platform by left backrest and is adjusted.
Seat 2 is fixed on pedestal 1, and specifically, seat 2 is by fastener, for example, T-bolt is fixed on pedestal 1.
Further, under-seat is provided with support rod, and seat 2 is connected to pedestal 1 by the support rod, meanwhile, the height of support rod
Degree is able to carry out adjusting, can be adjusted according to actual needs.
Flexible back is fixed on seat 2.Preferably, flexible back separate each display fixed by snap to seat 2
The edge of the seat of screen.
Preferably, seat 2 is additionally provided with waist support, and waist support adjusts platform with waist support and is connected, and waist support adjusts platform by waist support
It is adjusted.
Waist support adjust platform include the first abutment sleeve 4, the first bar core 5, the first positioning bolt 6, the second abutment sleeve 7,
Second bar core 8, the second positioning bolt 9 and waist support mounting seat 10.
First abutment sleeve 4 is fixed on pedestal 1, it is preferable that the first abutment sleeve 4 is by fastener, for example, T-type spiral shell
Bolt is fixed on pedestal 1.The axis of second abutment sleeve 7 is vertical with pedestal 1.
First bar core 5 is adjustably fixed to the first abutment sleeve 4 by the first positioning bolt 6, and the first bar core 5 can be along the
One abutment sleeve 4 moves up and down vertically；The first hole is provided on the side wall of first abutment sleeve 4, the first bar core 5 is along its axis side
To equally distributed groove is provided with, groove and the first positioning bolt 6 cooperate, limit the first bar core 5 and the first abutment sleeve 4 it
Between relative position, to carry out height adjustment.
Preferably, the groove of the first bar core 5 is circular counter bore, and circular counter bore has internal screw thread, internal screw thread and the first positioning
The external screw thread of bolt 6 cooperates.The axis of first abutment sleeve 4 and the axis of the second abutment sleeve 7 are mutually perpendicular to, the first bar core 5
The axis of axis and the second bar core 8 be mutually perpendicular to.The axis of first abutment sleeve 4 and the axis of the first bar core 5 are parallel to each other.
Second abutment sleeve 7 and the first bar core 5 are affixed, it is preferable that the second abutment sleeve 7 is by fastener, for example, screw
It is mounted on 5 upper end of the first bar core.
Second bar core 8 is adjustably fixed on the second abutment sleeve 7 by the second positioning bolt 9, and the second bar core 8 can edge
The axis direction of second abutment sleeve 7 is moved；It is opposite between the second bar core 8 and the second abutment sleeve 7 when needing to adjust
When position, the second positioning bolt 9 is unclamped, when pulling or the second bar core 8 being promoted to reach required position, tightens the second positioning spiral shell
Bolt 9 is completed to adjust.
The first end of second bar core 8 is connect with waist support mounting seat 10, it is preferable that the second bar core 8 passes through fastener, example
Such as, screw is fixed on the second bar core 8.
The second hole is provided on the side wall of second abutment sleeve 7, the second bar core 8 is provided with along its axis direction to be uniformly distributed
Groove, groove and the second positioning bolt 9 cooperate, limit the relative position between the second bar core 8 and the second abutment sleeve 7, from
And carry out the adjusting of horizontal position.
Preferably, the groove of the second bar core 8 is circular counter bore, and circular counter bore has internal screw thread, internal screw thread and the second positioning
The external screw thread of bolt 9 cooperates, and is fixed.
It includes third abutment sleeve 11, third bar core 12, third positioning bolt 13, the 4th positioning sleeve that left backrest, which adjusts platform,
The 14, the 4th bar core 15 of cylinder, the 4th positioning bolt 16 and left backrest mounting seat 17.
Third bar core 12, is adjustably mounted on third abutment sleeve 11 by third positioning bolt 13, third bar core
12 can be moved along the axis of third abutment sleeve 11；Third hole, third bar core are set on the side wall of third abutment sleeve 11
12 are provided with equally distributed groove along its axis direction, and groove and third positioning bolt 13 cooperate, limit third bar core 12 with
Relative position between third abutment sleeve 11, to carry out height adjustment.
Preferably, the groove of third bar core 12 is circular counter bore, and circular counter bore has internal screw thread, and internal screw thread and third position
The external screw thread of bolt 13 cooperates, and is fixed.
4th abutment sleeve 14 is fixedly mounted on third bar core 12.Preferably, the 4th abutment sleeve 14 passes through fastener,
For example, the upper end of bolt or the fixed branch third bar core 12 of screw.
The axis of third abutment sleeve 11 is vertical with pedestal 1, the axis and third abutment sleeve 11 of the 4th abutment sleeve 14
Axis be mutually perpendicular to, the axis of the axis and third bar core 12 of the 4th bar core 15 is mutually perpendicular to.The axis of third abutment sleeve 11
The axis of line and third bar core 12 is parallel to each other.
4th bar core 15 is adjustably positioned on the 4th abutment sleeve 14 by the 4th positioning bolt 16, the 4th bar core 15
It can be moved along the axis direction of the 4th abutment sleeve 14.
The 4th hole is provided on the side wall of 4th abutment sleeve 14, the 4th bar core 15 is provided with uniform cloth along its axis direction
The groove set, groove and the cooperation of the 4th positioning bolt 16 are to limit the opposite position between the 4th bar core 15 and the 4th abutment sleeve 14
It sets, to carry out the adjusting of horizontal position.
Left backrest mounting seat 17, is fixed to the first end of the 4th bar core 15, and the second end of the 4th bar core 15 is located at the 4th
Inside abutment sleeve 14.It is fixed by screws on the 4th bar core 15.
Left backrest mounting seat 17 is connected with flexible back.
Further, flexible back is additionally provided with right backrest and adjusts platform, and specific structure and left backrest adjusting platform are complete
It is exactly the same.
Designer can invite the user of a group different human body size using the device, and every user can pass through waist support tune
Seat back support position is adjusted in regulating device and left and right backrest adjustment device, finds and oneself thinks the most comfortable, most convenient
Seat back support position and positioning method.The backrest position that designer can use the device to be formed according to multi-user
Related data is set, is analyzed by ergonomics professional technique, the comprehensive best orientation scheme for obtaining seat back support position.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present and the exemplary implementation that uses
Mode, however the present invention is not limited thereto.Those skilled in the art should understand that: it still can be to aforementioned implementation
Technical solution documented by example is modified, or is equivalently replaced to part of or all technical features；And these are repaired
Change or replaces, the range for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of chair back regulating device based on ergonomics, which is characterized in that it include seat platform, waist support adjust it is flat
Platform and backrest adjust platform,
The seat platform includes pedestal and seat, and the seat is provided with backrest；The backrest adjusts platform with backrest and is connected,
The backrest adjusts platform by backrest and is adjusted；
The seat is fixed on the pedestal, and the backrest is fixed on the seat；
The seat is additionally provided with waist support, and the waist support adjusts platform with waist support and is connected, and the waist support adjusts platform by waist support
It is adjusted；
It includes the first abutment sleeve, the first bar core, the first positioning bolt, the second abutment sleeve, second that the waist support, which adjusts platform,
Bar core, the second positioning bolt and waist support mounting seat；First abutment sleeve is fixed on the pedestal, first bar
Core is adjustably fixed to first abutment sleeve by the first positioning bolt；The first bar core can be along first positioning
The axis direction of sleeve is moved；
Second abutment sleeve and the first bar core are affixed, and the second bar core is adjustable by second positioning bolt
Ground is fixed on second abutment sleeve, and the second bar core can be moved along the axis direction of second abutment sleeve
It is dynamic；The first end of the second bar core is connect with the waist support mounting seat, and the waist support mounting seat is fixed to the waist support；
Backrest adjust platform include third abutment sleeve, third bar core, third positioning bolt, the 4th abutment sleeve, the 4th bar core,
4th positioning bolt and backrest mounting seat；
The third bar core is adjustably mounted on the third abutment sleeve by the third positioning bolt, the third
Bar core can be moved along the axis of the third abutment sleeve；
4th abutment sleeve is fixedly mounted on the third bar core；
The 4th bar core is adjustably positioned in the 4th abutment sleeve by the 4th positioning bolt, and the 4th bar core can edge
The axis direction of 4th abutment sleeve is moved；
The backrest mounting seat is fixed to the first end of the 4th bar core, and it is fixed that the second end of the 4th bar core is located at the 4th
In the sleeve of position.
2. as described in claim 1 based on the chair back regulating device of ergonomics, which is characterized in that the under-seat
Be provided with support rod, seat be connected to by pedestal by the support rod, the support rod it is height-adjustable.
3. as claimed in claim 2 based on the chair back regulating device of ergonomics, which is characterized in that the backrest is soft
Property backrest；The edge of the seat far from each display screen of the flexible back seat.
4. as claimed in claim 3 based on the chair back regulating device of ergonomics, which is characterized in that first positioning
The first hole is provided on the side wall of sleeve；The first bar core is provided with equally distributed groove along its axis direction, and described
One positioning bolt passes through first hole and groove cooperation limits the relative position of the first abutment sleeve and the first bar core, described
The groove of first bar core is circular counter bore, and the circular counter bore has an internal screw thread, the internal screw thread and the first positioning bolt outside
It is threadedly engaged.
5. as claimed in claim 4 based on the chair back regulating device of ergonomics, which is characterized in that
The second hole is provided on the side wall of second abutment sleeve, the second bar core is provided with along its axis direction uniformly to be divided
The groove of cloth, the groove and the second positioning bolt cooperate, and limit the relative position between the second bar core and the second abutment sleeve,
To carry out the adjusting of horizontal position；The groove of the second bar core is circular counter bore, and the circular counter bore has internal screw thread, institute
The external screw thread for stating internal screw thread and the second positioning bolt cooperates, and is fixed.
6. as claimed in claim 5 based on the chair back regulating device of ergonomics, which is characterized in that second positioning
The axis of sleeve is vertical with the plane where the pedestal；The axis of first abutment sleeve and second abutment sleeve
Axis is mutually perpendicular to, and the axis of the first bar core and the axis of the second bar core are mutually perpendicular to, first abutment sleeve
The axis of axis and the first bar core be parallel to each other.
7. as claimed in claim 6 based on the chair back regulating device of ergonomics, which is characterized in that the third positioning
Third hole is set on the side wall of sleeve, and the third bar core is provided with equally distributed groove, the groove along its axis direction
Cooperate with third positioning bolt, the relative position between third bar core and third abutment sleeve is limited, to carry out height adjustment；
The groove of the third bar core is circular counter bore, and the circular counter bore has internal screw thread, the internal screw thread and third positioning bolt
External screw thread cooperation, be fixed.
8. as claimed in claim 7 based on the chair back regulating device of ergonomics, which is characterized in that the 4th positioning
The 4th hole is provided on the side wall of sleeve, the 4th bar core is provided with the groove being evenly arranged along its axis direction, described recessed
Slot and the 4th positioning bolt cooperate to limit the relative position between the 4th bar core and the 4th abutment sleeve, thus into
The adjusting of row horizontal position.
9. as claimed in claim 8 based on the chair back regulating device of ergonomics, which is characterized in that the third positioning
The axis of sleeve is vertical with the pedestal, and the axis of the 4th abutment sleeve and the axis of the third abutment sleeve mutually hang down
Directly, the axis of the axis and the third bar core of the 4th bar core is mutually perpendicular to；The axis of the third abutment sleeve and institute
The axis for stating third bar core is parallel to each other.
10. as claimed in claim 9 based on the chair back regulating device of ergonomics, which is characterized in that its described backrest
Adjusting platform includes that left backrest adjusts platform and right backrest adjusting platform, and left backrest adjusts platform and right backrest adjusts platform knot
Structure is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811379042.5A CN109259490B (en) | 2018-11-19 | 2018-11-19 | Seat back adjusting device based on human engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811379042.5A CN109259490B (en) | 2018-11-19 | 2018-11-19 | Seat back adjusting device based on human engineering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109259490A true CN109259490A (en) | 2019-01-25 |
| CN109259490B CN109259490B (en) | 2023-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811379042.5A Active CN109259490B (en) | 2018-11-19 | 2018-11-19 | Seat back adjusting device based on human engineering |
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| Country | Link |
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| CN (1) | CN109259490B (en) |
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| US20090015040A1 (en) * | 2006-09-23 | 2009-01-15 | Dean Redmann | Universally Adjustable Swivel Chair |
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| CA2901769A1 (en) * | 2013-02-18 | 2014-08-21 | Roger Thomas Mascull And Elizabeth Jocelyn Mascull As Trustees Of The Rt And Ej Mascull Family Trust | A seat |
| US20150351545A1 (en) * | 2014-06-06 | 2015-12-10 | La-Z-Boy Incorporated | Furniture member seatback linkage with cam member for adjusting seatback angle |
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2018
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|---|---|---|---|---|
| US20090015040A1 (en) * | 2006-09-23 | 2009-01-15 | Dean Redmann | Universally Adjustable Swivel Chair |
| US20120193959A1 (en) * | 2011-02-01 | 2012-08-02 | Ching-Ming Chen | Automatic waistrest adjusting device for office chairs |
| CA2901769A1 (en) * | 2013-02-18 | 2014-08-21 | Roger Thomas Mascull And Elizabeth Jocelyn Mascull As Trustees Of The Rt And Ej Mascull Family Trust | A seat |
| US20150351545A1 (en) * | 2014-06-06 | 2015-12-10 | La-Z-Boy Incorporated | Furniture member seatback linkage with cam member for adjusting seatback angle |
| CN207704685U (en) * | 2017-11-15 | 2018-08-07 | 中国航空综合技术研究所 | Side operation panel regulating device based on restructural analog capsule cabin |
| CN209252134U (en) * | 2018-11-19 | 2019-08-16 | 中国航空综合技术研究所 | Chair back regulating device based on ergonomics |
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| 丁霖; 徐永忠; 马治家: "人-机-环境系统工程设计及评价指标体系的分析与建立", 《人-机-环境系统工程创立30周年纪念大会暨第十一届人-机-环境系统工程大会论文集》 * |
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| Publication number | Publication date |
|---|---|
| CN109259490B (en) | 2023-09-12 |
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