CN109953540A - A kind of seat station work chair - Google Patents
A kind of seat station work chair Download PDFInfo
- Publication number
- CN109953540A CN109953540A CN201810092335.9A CN201810092335A CN109953540A CN 109953540 A CN109953540 A CN 109953540A CN 201810092335 A CN201810092335 A CN 201810092335A CN 109953540 A CN109953540 A CN 109953540A
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- Prior art keywords
- seat
- support portion
- work chair
- chair according
- support
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 18
- 230000033001 locomotion Effects 0.000 claims description 8
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 230000036541 health Effects 0.000 abstract description 4
- 230000035479 physiological effects, processes and functions Effects 0.000 abstract description 3
- 230000007306 turnover Effects 0.000 description 13
- 210000002414 leg Anatomy 0.000 description 12
- 238000010586 diagram Methods 0.000 description 11
- 230000006870 function Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 206010019233 Headaches Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036770 blood supply Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 210000001217 buttock Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000276 sedentary effect Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 208000029761 vertebral disease Diseases 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C13/00—Convertible chairs, stools or benches
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/02—Seat parts
Landscapes
- Chair Legs, Seat Parts, And Backrests (AREA)
- Special Chairs (AREA)
Abstract
The invention discloses a kind of seat station work chairs, comprising: base assembly;The seat being supported on base assembly;The seat is rotatablely connected by pivot and base assembly, and seat includes the first support portion and the second support portion for being formed in the first support portion rear end, and seat first support portion under lying status lies in base assembly upper end to be used to support human body stern leg;Seat around the pivot overturns forward to the first support portion and is in upright state, to make the second support portion increase and play supporting role to human body stern leg;Seat is set rotary type by the present invention, and when lying low, seat plays the function of " seat " as other office chairs;When wanting using standing position or stance, seat can be overturn, raise chair base rear end upwards, user can rest on seat the top or ride over seat the top in great-leap-forward in standing state;For the angle that physiology and health are learned, more meet the physiological health of people.
Description
Technical field
The present invention relates to swivel chair, office chair technical field, in particular to a kind of work chair sitting station state and can freely converting.
Background technique
In general, chair include seat board, be connected in the seat board side backboard and be connected in the seat board downside branch
Support leg portion.The chair further includes handrail and head rest, which is connected in seat board or backboard to support the arm of user, which joins
Backboard is connected to support the head of user.
For most of chairs especially office chair, only has the function of seat;For angle of physiology, a people
Having stood leg overload long makes one easily to feel tired;And it sits people long and can also feel sick or fatigue, while can also be because of brain
Blood supply insufficiency, entire weight are pressed in the various diseases such as the initiations such as vertebra bottom end failure of memory, headache and dizzy, lumbar vertebrae cervical vertebra
Disease, it is unfavorable to body.Sitting is unfavorable to body, and there are many researchs and report, and a people has stood long and has been desirable to sit, and sits
Long and want to station station.
Among the people of sitting, it appears that office's white collar and the time longest sat in the student of school study, they are almost whole
Hour sedentary working or study all the day is difficult to carry out the adjusting of posture, and not only people is easy to generate fatigue, but also body holds
Vulnerable to influence.The method for solving the problems, such as this is it is preferred that people's " seat " and " station " can be alternately.
It is existing in the prior art to be provided simultaneously with the chair for sitting station function, for example Shanghai Dian Ji University was March 21 in 2014
Day propose application No. is " CN201410106815.8 ", denomination of invention are as follows: the Chinese invention of " a kind of to sit the chair that stood "
The application method of patent, the patent is as follows:
(1) when wanting using " sitting state " form, the left turnover panel 10 and the right turnover panel 11 can be passed through the first support bar
1201, the first sliding pin 1401 and the first tight fixed bolt 1301 and the second support bar 1202,1402 and of the second sliding pin
Second tight fixed bolt 1302 is adjusted to horizontality, so that the left turnover panel 10 and the right turnover panel 11 is become " seat ", people can sit
It steps on foot pedal 15, movable hand rail 8 can also be put down for using against 6 both feet of backrest on the seat.
(2) when wanting using " standing position " form, the left turnover panel 10 and the right turnover panel 11 can be supported by described first
Bar 1201, the first sliding pin 1401 and the first tight fixed bolt 1301 and the second support bar 1202, the second sliding pin 1402
It is vertically put down with the second tight fixed bolt 1302, people " can across " crossbeam 9 and lean against on backrest 6 in standing state, can will be movable
Handrail 8 is put down to be used for standing firm.
It (3), can be by one of them in the left turnover panel 10 and the right turnover panel 11 when wanting using " unilateral standing position " form
Turnover panel is individually put down, another keeps horizontality.The left turnover panel 10 or the right turnover panel 11 can specifically be passed through described
First support bar 1201, the first sliding pin 1401 and the first tight fixed bolt 1301 or the second support bar 1202, second are sliding
Dynamic pin 1402 and the second tight fixed bolt 1302 are vertically put down, and people can lean against half on backrest 6 and be seated, the other half foot can be with
It stretches and directly steps down on the ground, movable hand rail 8 can also be put down for using.
The chair is that the conversion sat between station, but the knot are realized by the cooperation of left turnover panel 10, right turnover panel 11 and crossbeam 9
Structure is not suitable for the office chair of Armrest and lifting air bar, and application conditions have limitation.
US7350863 discloses a kind of work chair of adjustment height, and the column 3 is made of three parts 4,5,6, thus to institute
It states seat height and two-stage adjustability is provided;The seat is divided into two parts 7,8 in this way, that is, rear part 7 is fixed
And substantially horizontal arrangement is always remained at, and preceding part 8 is hinged relative to the rear part;And the preceding part 8 passes through bar 9
It is fixed on the column 3 in articulated manner, which is fixed in articulated manner on the preceding part.
The work chair is the rising of part 7 after being realized by the rising of column 5,6, and preceding part 8 is then in heeling condition,
So that rear part 7 is adapted to people of different heights's use to body support, while people of short and small stature can also be made in stance
It is used under posture, which needs the control to bar 9 more demanding, while the patent is difficult to make the same person in stance position and sit
Use that can be very comfortable when position.
Summary of the invention
The present invention overcomes the deficiencies in the presence of the above-mentioned prior art, and it is more simple, more clever to provide a kind of structure
Living, user can be adjusted according to their own needs: or sit or stand, thus for " seat ", the checker provider of " station " appearance
Just;Importantly, the present invention can be very comfortable in stance position and when sitting posture position for the same person use.
The technical scheme of the present invention is realized as follows:
A kind of seat station work chair, comprising:
Base assembly;
The seat being supported on base assembly;
The seat is rotatablely connected by pivot and base assembly, and seat including the first support portion and is formed in the first support
Second support portion of portion rear end, seat first support portion under lying status lie in base assembly upper end to be used to support human body
Stern leg;Seat around the pivot overturns forward to the first support portion and is in upright state, so that the second support portion be made to increase and to people
Body stern leg plays supporting role.
Preferably, further including in the upright seat back frame moved between hypsokinesis operating position or back support, seat
Under lying status at the second support portion at seat back frame or back support lower end front position.When seat lies low, second
Support portion is hidden in front of back support or seat back frame lower end, not additional engaged position.
In order to make under corresponding state, seat can be with fixed normal use, preferably, further including by seat flat
State of lying or upright state are into line-locked limiting device.
Preferably, the limiting device includes pedestal and operating handle, it is equipped with sliding slot in pedestal and is slided with sliding slot
The slide plate of dynamic cooperation, the slide plate have hook, and operating handle control skateboarding makes hook corresponding to base assembly
Position keeps snap lock or is detached from unlock.
In order to allow slide plate to automatically reset, preferably, the limiting device further includes that slide plate is made to set back
Return unit.
Preferably, the return unit be and slide plate against setting spring.
Preferably, the slide plate is two pieces, operating handle controls two pieces of slide plate synchronous relative motions or phase negative side
To movement.
Preferably, the operating handle has operating stick, the operating stick and pedestal are rotatablely connected, in operating stick
It is provided with the cam circumferentially fixed with operating stick, cam is between two pieces of slide plates.Cam makes when rotating between two pieces of slide plates
Distance becomes larger or becomes smaller, and also allows for hook and generates movement.
In order to prevent the components such as slide plate be detached from sliding slot, meanwhile, and make hook, cam can with normal movement, rotation, as
It is preferred that the limiting device further includes cover board, the cover board is fixedly connected with pedestal, is equipped with multiple through-holes on the cover board,
Hook, cam expose from corresponding through-hole respectively.
Preferably, the pedestal is fixed on seat bottom surface.
Preferably, base assembly includes support leg, the gas bar in support leg is set, the bottom above gas bar is set
Disk, the chassis include pedestal and upper frame, and the hook and upper frame are engaged by clamping.
Preferably, the upper frame includes top plate and the edge plate that is extended downwardly by top plate front end, seat is lying low
The front and rear edges of hook and top plate is engaged by clamping under state, and seat in an erect condition, match by the edge clamping of hook and edge plate
It closes.
Preferably, the base assembly includes support leg, the gas bar being arranged in support leg and is arranged in gas bar
The chassis of top, the pivot are at chassis front end position.Can make in this way seat erect increase than originally compared with
High height, seat are substantially equal to the distance from chassis front end to rear end compared to the height lifted more originally, in this case,
Without height is improved by way of raising gas bar again.
Preferably, the second support portion is the rear end face of the first support portion.Second support portion is not a specific rule
Then or irregular component, it can also refer to some position of an existing component, as long as it can provide human body in corresponding state
Support.
Preferably, second support portion is to be extended by the first support portion rear end towards the first support portion unilateral direction
It is formed.It can not only hide in this way, but also the requirement of contact area can be met when uprightly providing support.
Preferably, second support portion is to be extended by the first support portion rear end towards two side direction of the first support portion
It is formed.It can not only hide in this way, but also can be when uprightly providing support, the requirement for meeting contact area as big as possible.
It is using design starting point of the invention, theory and the beneficial effect of above-mentioned technical proposal:
One, seat is set rotary type by the present invention, and when lying low, seat plays the function of " seat " as other office chairs
Energy;When wanting using standing position or stance, seat can be overturn, raise chair base rear end upwards, user can lean in standing state
It leans against seat the top or rides over seat the top in great-leap-forward;For the angle that physiology and health are learned, more meet people
Physiological health.
Two, the present invention is additionally provided with limiting device, which makes seat no matter in lying status and upright state, all
It can be remained stationary in the state of corresponding, user can be used normally.
Three, structure of the invention can be widely used for traditional office chair, without making big modification or tune to office chair structure
It is whole, not only meet user and sit the requirement that station work uses, is also greatly reduced application cost.
Four, operation of the present invention is easy, and the conversion of seat station is very rapid, can be widely applied to the fields such as office, family, meeting room
It closes.
Detailed description of the invention
Fig. 1 is in the flat state schematic diagram under lying status for seat of the present invention in embodiment;
Fig. 2 is in the stereoscopic-state schematic diagram under lying status for seat of the present invention in embodiment;
Fig. 3 is in the flat state schematic diagram under upright state for seat of the present invention in embodiment;
Fig. 4 is in the stereoscopic-state schematic diagram under upright state for seat of the present invention in embodiment;
Fig. 5 is that seat of the present invention is in the schematic diagram that under lying status and limiting device is in the unlocked state;
Fig. 6 is that seat of the present invention is in the schematic diagram that under upright state and limiting device is in the unlocked state;
Fig. 7 is that seat of the present invention is in the schematic diagram that under lying status and limiting device is in the lock state;
Fig. 8 is that seat of the present invention is in the schematic diagram that under upright state and limiting device is in the lock state;
Fig. 9 is the schematic diagram that seat is in upright state lower caging device and carrier frame lock fit in embodiment;
Figure 10 is that seat is in the schematic diagram that lying status lower caging device is in the lock state in embodiment;
The structural schematic diagram of limiting device in Figure 11 embodiment.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real
Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the reality of the application
The feature applied in example and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
To be implemented using other than the one described here other modes, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
In the description of the present invention, term "at least one" refers to one or more, unless otherwise restricted clearly.Art
Language " first ", " second ", " third " etc. are only used for the purpose of description, are not understood to indicate or imply relative importance.
The terms such as term " installation ", " connected ", " connection ", " fixation " shall be understood in a broad sense, for example, " connection " can be with
It is to be fixedly connected, may be a detachable connection, or is integrally connected;" connected " can be directly connected, can also be in
Between medium be indirectly connected.It for the ordinary skill in the art, can be as the case may be or of the invention specific
It explains to understand the concrete meaning of above-mentioned term in the present invention.
In description of the invention, it is to be understood that the orientation or position of the instructions such as term " on ", "lower", "front", "rear"
Relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, without referring to
Show or implies that signified device or unit there must be specific direction, be constructed and operated in a specific orientation, it is thus impossible to
It is interpreted as limitation of the present invention.
In the description of this specification, the description of term " specific embodiment " etc. means that the embodiment or example is combined to describe
Particular features, structures, materials, or characteristics be included at least one embodiment or example of the invention.In the present specification,
Schematic expression of the above terms are not necessarily referring to identical embodiment or example.Moreover, the specific features of description, knot
Structure, material or feature can be combined in any suitable manner in any one or more of the embodiments or examples.
A specific embodiment of the invention is as follows:
Embodiment: the reference azimuth of each component of the definition present invention first, the present invention is by work chair in normal mounting in use, work
The front of chair is front end, front, and it is rear end, rear portion that the rear of work chair, which includes position where the chair back,.
A kind of seat station work chair of the present embodiment, as shown in figs. 1-11, comprising:
Base assembly 1;The base assembly 1 includes five-star supporting foot (not shown), is arranged at five-star supporting foot center
The chassis 33 of 32 top of gas bar is arranged in gas bar 32;
The seat 2 being supported on base assembly 1;Seat 2, which is laid flat, to be arranged in 33 upper end of chassis;Certain base assembly 1 is also possible to
Supporting leg is only included, seat 2, which directly places, to be fixed on supporting leg.
In the upright back support 3 moved between hypsokinesis operating position;
The seat 2 is rotatablely connected by pivot 4 and base assembly, and specifically, seat 2 is by pivot 4 and chassis 33
Front end rotation connection.
And seat 2 includes the first support portion 5 and the second support portion 6 for being formed in 5 rear end of the first support portion, the first support portion
A 5 substantially tabulars can arrange that sponge, leather etc. form seat cushion on the first support portion 5;Seat 2 is under lying status
First support portion 5 lies in 33 upper end of chassis to be used to support human body stern leg;In the present embodiment, second support portion 6
It is to be extended to form by 5 rear end of the first support portion towards 5 liang of side directions of the first support portion.
2 around the pivot 4 of seat, which is overturn forward to the first support portion 5, is in upright state, so that the second support portion 6 be made to increase simultaneously
Supporting role is played to human body stern leg.
It further include by seat in lying status or upright state to make seat 2 lie low or upright state is kept fixed
Into line-locked limiting device;As shown in figs. 9-10, the limiting device includes pedestal 7 and operating handle 8, the pedestal
7 are fixed on 5 bottom surface of the first support portion of seat 2, the slide plate for being equipped with sliding slot 9 in pedestal 7, being slidably matched with sliding slot 9
10 and the return unit 11 that makes slide plate 10 set back, specifically, the return unit 11 is with slide plate 10 against setting
Spring.
The slide plate 10 has hook 12, and the hook 12 protrudes from slide plate 10, and operating handle 8 controls slide plate 10 and transports
It moves so that the corresponding position of hook 12 and base assembly keeps snap lock or be detached to unlock.
Furtherly, the slide plate 10 is two pieces, and operating handle 8 controls two pieces of 10 synchronous relative motions of slide plate or phase
Opposite direction movement.The operating handle 8 has operating stick 13, and the operating stick 13 is connected by axle bed 14 and the rotation of pedestal 7
It connects, the cam 15 circumferentially fixed with operating stick 13 is provided in operating stick 13, cam 15 is between two pieces of slide plates 10.Described
Limiting device further includes cover board 16, and the cover board 16 is fixedly connected with pedestal 7, and multiple through-holes 22, card are equipped on cover board 16
It hooks 12, cam 15 to expose from corresponding through-hole respectively, the size of through-hole makes that the rotation of cam 15 and hook 12 is not interfered to move
It is dynamic.
Furtherly, as shown in Fig. 4,5,6,9,10,11, the chassis 33 includes pedestal 17 and upper frame 18, described
Hook 12 and upper frame 18 be engaged by clamping;Specifically, the upper frame 18 include top plate 19 and from 19 front end of top plate to
The edge plate 20 of lower extension, the intermediate hollow out of top plate 19 makes that cam 15 can not be interfered to rotate, while 19 rear portion of top plate is additionally provided with and engraves
Empty portion 21, as shown in Fig. 5,7,10, for seat 2 under lying status, the hook 12 of one of slide plate protrudes into hollow-out parts 21 and phase
Adjacent metal plate clamping, the hook 12 of another slide plate and the leading edge of top plate 19 are engaged by clamping;It lies low to make seat 2 be maintained at
State cannot be rotated arbitrarily;When needing to be converted to upright state, rotary control handle 8 makes cam rotation open two cunnings
Plate unlocks hook, unclamps operating handle 8 at this time, and seat 2 can rotate.
When seat is soon rotated to upright state, as shown in fig. 6, rotary control handle 8 again, open cam rotation
Two slide plates make the hook of lower end cross 20 lower end of edge plate, under seat upright state, unclamp operating handle 8, and slide plate resets,
As shown in Fig. 3,6,8,9, the edge of the hook and edge plate 20 that make lower end is engaged by clamping.
At this point, seat is in upright fixed state, the second support portion 6 can play support to the buttocks of human body and make
With.
Claims (16)
- The work chair 1. a kind of seat is stood, it is characterized in that including:Base assembly;The seat being supported on base assembly;The seat is rotatablely connected by pivot and base assembly, and seat including the first support portion and is formed in the first support Second support portion of portion rear end, seat first support portion under lying status lie in base assembly upper end to be used to support human body Stern leg;Seat around the pivot overturns forward to the first support portion and is in upright state, so that the second support portion be made to increase and to people Body stern leg plays supporting role.
- 2. work chair according to claim 1, it is characterised in that: further include being moved between hypsokinesis operating position upright Seat back frame or back support, seat is under lying status at the second support portion in front of seat back frame or back support lower end At position.
- 3. work chair according to claim 1, it is characterised in that: further include by seat lying status or upright state into Line-locked limiting device.
- 4. work chair according to claim 3, it is characterised in that: the limiting device includes pedestal and operating handle, The slide plate for being equipped with sliding slot in pedestal and being in sliding fit with the sliding chute, the slide plate have hook, and operating handle controls slide plate fortune It moves so that the corresponding position of hook and base assembly keeps snap lock or is detached from unlock.
- 5. work chair according to claim 4, it is characterised in that: the limiting device further includes that slide plate is made to set back Return unit.
- 6. work chair according to claim 5, it is characterised in that: the return unit be and slide plate against setting bullet Spring.
- 7. work chair according to claim 4, it is characterised in that: the slide plate is two pieces, and operating handle controls two pieces Slide plate synchronous relative motion or opposite direction movement.
- 8. work chair according to claim 7, it is characterised in that: the operating handle has operating stick, the behaviour Make bar and pedestal is rotatablely connected, is provided with the cam circumferentially fixed with operating stick in operating stick, cam is between two pieces of slide plates.
- 9. work chair according to claim 8, it is characterised in that: the limiting device further includes cover board, the lid Plate is fixedly connected with pedestal, is equipped with multiple through-holes on the cover board, and hook, cam expose from corresponding through-hole respectively.
- 10. work chair according to claim 4, it is characterised in that: the pedestal is fixed on seat bottom surface.
- 11. work chair according to claim 4, it is characterised in that: base assembly includes support leg, is arranged in support leg Gas bar, the chassis above gas bar is set, and the chassis includes pedestal and upper frame, and the hook and upper frame are clamped Cooperation.
- 12. work chair according to claim 11, it is characterised in that: the upper frame includes top plate and by top plate front end The edge plate extended downwardly, seat front and rear edges of hook and top plate under lying status are engaged by clamping, and seat is in upright state Under, the edge of hook and edge plate is engaged by clamping.
- 13. work chair according to claim 1, it is characterised in that: the base assembly includes support leg, is arranged and propping up Gas bar on support foot and the chassis being arranged in above gas bar, the pivot are at chassis front end position.
- 14. work chair according to claim 1, it is characterised in that: the second support portion is the rear end face of the first support portion.
- 15. work chair according to claim 1, it is characterised in that: second support portion is by after the first support portion What end was extended to form towards the first support portion unilateral direction.
- 16. work chair according to claim 1, it is characterised in that: second support portion is by after the first support portion What end was extended to form towards two side direction of the first support portion.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810092335.9A CN109953540B (en) | 2018-01-30 | 2018-01-30 | Sitting station working chair |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810092335.9A CN109953540B (en) | 2018-01-30 | 2018-01-30 | Sitting station working chair |
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CN109953540A true CN109953540A (en) | 2019-07-02 |
CN109953540B CN109953540B (en) | 2024-01-23 |
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CN201810092335.9A Active CN109953540B (en) | 2018-01-30 | 2018-01-30 | Sitting station working chair |
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CN112220261A (en) * | 2020-03-09 | 2021-01-15 | 永艺家具股份有限公司 | Seat capable of preventing long-time sitting problem |
CN112369855A (en) * | 2020-11-04 | 2021-02-19 | 杭州骐雄科技有限公司 | Chair for sitting and standing and sitting and standing posture switching method |
CN112369852A (en) * | 2020-11-04 | 2021-02-19 | 杭州骐雄科技有限公司 | Seat capable of switching sitting and standing posture states |
CN113384407A (en) * | 2021-07-31 | 2021-09-14 | 重庆理工大学 | Wheelchair with auxiliary lifting and standing functions |
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---|---|---|---|---|
CN112220261A (en) * | 2020-03-09 | 2021-01-15 | 永艺家具股份有限公司 | Seat capable of preventing long-time sitting problem |
CN112220261B (en) * | 2020-03-09 | 2023-07-25 | 永艺家具股份有限公司 | Seat capable of preventing sedentary problem |
CN112369855A (en) * | 2020-11-04 | 2021-02-19 | 杭州骐雄科技有限公司 | Chair for sitting and standing and sitting and standing posture switching method |
CN112369852A (en) * | 2020-11-04 | 2021-02-19 | 杭州骐雄科技有限公司 | Seat capable of switching sitting and standing posture states |
CN112369855B (en) * | 2020-11-04 | 2024-04-05 | 杭州骐雄科技有限公司 | Sitting standing chair and sitting standing posture switching method |
CN112369852B (en) * | 2020-11-04 | 2024-04-09 | 杭州骐雄科技有限公司 | Seat capable of switching sitting and standing states |
CN113384407A (en) * | 2021-07-31 | 2021-09-14 | 重庆理工大学 | Wheelchair with auxiliary lifting and standing functions |
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