CN107753194A - A kind of lifting nursing wheelchair - Google Patents
A kind of lifting nursing wheelchair Download PDFInfo
- Publication number
- CN107753194A CN107753194A CN201711213821.3A CN201711213821A CN107753194A CN 107753194 A CN107753194 A CN 107753194A CN 201711213821 A CN201711213821 A CN 201711213821A CN 107753194 A CN107753194 A CN 107753194A
- Authority
- CN
- China
- Prior art keywords
- lifting
- pedestal
- chair frame
- type support
- nursing wheelchair
- 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.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/1056—Arrangements for adjusting the seat
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/1056—Arrangements for adjusting the seat
- A61G5/1059—Arrangements for adjusting the seat adjusting the height of the seat
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
The present invention provides a kind of lifting nursing wheelchair, including：Chair frame；Seat cushion, it is horizontally set in chair frame and is risen or fallen relative to seat support, upper end has the seat surface for taking；And lifting unit, it is arranged between seat cushion and chair frame, for driving seat cushion to move up and down, wherein, lifting unit includes two X-type support, lifting pedestal and the lifting hydraulic cylinders being set in parallel, and the upper end of X-type support and the lower end of seat cushion connect, lifting pedestal is fixedly installed in chair frame, the lower end of X-type support is arranged on lifting pedestal, and lifting hydraulic cylinder is fixedly installed on lifting pedestal, and the lower end of X-type support is connected with the piston rod of lifting hydraulic cylinder.Also include traversing unit, for making seat surface be moved left and right in the horizontal direction relative to chair frame；And tilting unit, for make seat surface relative to chair frame to the left or right side tilt.The lifting nursing Wheelchair structure of the present invention is simple, easy to operate, disclosure satisfy that the use demand of different statures and different service conditions.
Description
Technical field
The present invention relates to wheelchair technical field, and in particular to a kind of lifting nursing wheelchair.
Background technology
The walking-replacing tool that wheelchair is gone on a journey as a kind of elderly and the disabled scholar, their free mobility is improved,
Increasingly favored by people.
Common wheelchair in the market all only have carrying and locomotive function, wheelchair size fix, chair plate (seat surface) away from
Height from the ground is certain.But the requirement of different statures and different service conditions to this height is different, such as：Body
The user of material slight of stature needs this to need this apart from larger apart from smaller, of imposing stature user；User needs to bend over
Pick up thing or this is needed when being transferred to from wheelchair on bed apart from smaller, take thing for needing to lift hand or done shopping to sales counter
Shi Keneng needs this apart from larger.In addition, crowd for some complete paralysis, it is necessary to nursing staff to its daily life
Nursed and looked after, and nursing staff is largely women, the height of currently used wheelchair is much lower compared to bed, female's nursing
It is a very laborious time-consuming thing that personnel move the people of paralysis on wheelchair to from the bed, careless slightly, can be to the people that is nursed
Cause further to injure.
The content of the invention
The shortcomings that for above-mentioned prior art or deficiency, the technical problem to be solved in the present invention is to provide a kind of lift shield
Manage wheelchair.
In order to solve the above technical problems, present invention employs following technical scheme：
The present invention provides a kind of lifting nursing wheelchair, it is characterised in that including：Chair frame；
Seat cushion, it is arranged in chair frame and is risen or fallen relative to seat support, upper end has the seat surface for taking；And rise
Unit is dropped, is arranged between seat cushion and chair frame, for driving seat cushion to move up and down, wherein, lifting unit includes two in parallel
X-type support, lifting pedestal and the lifting hydraulic cylinder of setting, X-type support be used for drive seat cushion to move up and down, X-type support it is upper
End is connected with the lower end of seat cushion, and lifting pedestal is fixedly installed in chair frame, for X-type support to be arranged on into chair frame, X-type support
Lower end be arranged on lifting pedestal, lifting hydraulic cylinder is fixedly installed on lifting pedestal, for drive X-type support act, X-type
The lower end of support is connected with the piston rod of lifting hydraulic cylinder.
Lifting nursing wheelchair provided by the invention, can also have the feature that：Wherein, X-type support includes mutually cutting with scissors
The first hinge bar and the second hinge bar connect, the upper/lower terminal of the first hinge bar rotate with lower base and lifting pedestal respectively
Connection, the upper/lower terminal of the second hinge bar are provided with roller, and two rollers abut against with pedestal and lifting pedestal respectively, rise
The piston rod of descending liquid cylinder pressure is flexibly connected with the lower end of the second hinge bar.
Lifting nursing wheelchair provided by the invention, can also have the feature that：Also include：Traversing unit, it is used for
Seat surface is set to be moved left and right in the horizontal direction relative to chair frame, wherein, seat cushion includes upper pedestal, the middle seat from top to bottom set gradually
Body and lower base, traversing unit include guide rail, sliding block and traversing driving part, and the quantity of guide rail is two, two guide rails
The upper end of lower base is set in parallel in, sliding block is fixedly installed on the lower end of middle pedestal and is correspondingly arranged with guide rail, for by middle seat
Body is slidably mounted on guide rail, and traversing driving part is used for pedestal in driving and slided on guide rail.
Lifting nursing wheelchair provided by the invention, can also have the feature that：Wherein, traversing driving part includes
Feed screw nut, screw mandrel and traversing motor, feed screw nut are fixedly installed on the lower end of middle pedestal, and screw mandrel is used for pedestal in driving and moved
Dynamic, one end activity is interspersed in the screw hole of feed screw nut, and traversing motor rotates for drive screw, is fixedly installed on lower base
On, the other end of screw mandrel is fixedly mounted in the rotating shaft of traversing motor.
Lifting nursing wheelchair provided by the invention, can also have the feature that：Wherein, seat surface is relative to chair frame edge
The distance of horizontal direction movement is D, 0<D<The 50% of the width of chair frame.
Lifting nursing wheelchair provided by the invention, can also have the feature that：Also include：Tilting unit, it is used for
Make seat surface relative to chair frame to the left or right side tilt, wherein, tilting unit is arranged between upper pedestal and middle pedestal.
Lifting nursing wheelchair provided by the invention, can also have the feature that：Wherein, tilting unit includes two
In left and right symmetrically arranged pitch drives part, the lower end of pitch drives part is fixedly installed on middle pedestal, and upper end rotates and set
Put in the lower end of upper pedestal.
Lifting nursing wheelchair provided by the invention, can also have the feature that：Wherein, pitch drives part is two
The individual hydraulic cylinder being correspondingly arranged.
Lifting nursing wheelchair provided by the invention, can also have the feature that：Wherein, seat surface relative to chair frame to
The inclined angle in left side or right side is θ, 0 °<θ<45°.
Lifting nursing wheelchair provided by the invention, can also have the feature that：Wherein, the rear portion of middle pedestal is also set
The chair back is equipped with, massager is provided with the chair back and seat surface.
Invention effect and effect
The lifting nursing wheelchair that the present embodiment is related to, due to being provided with lifting unit between seat cushion and chair frame, lifting
Unit includes X-type support and lifting hydraulic cylinder, and lifting hydraulic cylinder driving X-type support is acted to drive seat cushion to rise or fall,
So as to realize the height adjustment to seat surface, wheelchair is set to disclosure satisfy that the use demand of different statures and different service conditions, both side
Just take and be placed on the thing of different height, also the height regulation of seat surface can be arrived the height consistent with bed or sofa, conveniently made
User is shifted between wheelchair and bed or sofa.Moreover, the lifting nursing Wheelchair structure is simple, it is easy to use.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of lifting nursing wheelchair in embodiments of the invention；
Fig. 2 is the left view of seat cushion in embodiments of the invention, the chair back, lifting unit, traversing unit and tilting unit
Figure；And
Fig. 3 is the front view of seat cushion in embodiments of the invention, traversing unit and lifting unit.
Embodiment
Design, concrete structure and the caused technique effect of the present invention are described further below with reference to accompanying drawing, with
It is fully understood from the purpose of the present invention, feature and effect.
Fig. 1 is the dimensional structure diagram of lifting nursing wheelchair in embodiments of the invention；Fig. 2 is the implementation of the present invention
Seat cushion, the chair back, lifting unit, the left view of traversing unit and tilting unit in example.
As depicted in figs. 1 and 2, the lifting nursing wheelchair 100 in the present embodiment, including chair frame 10, seat cushion 20, the chair back
30th, lifting unit 40, traversing unit 50, tilting unit 60 and control unit (not shown).
As depicted in figs. 1 and 2, two universal wheels 11 are provided with front side of the lower end of chair frame 10, are provided with rear side of lower end
Two driving wheels 12；Pedal 13 is provided with the downside of the front end of chair frame 10.
As depicted in figs. 1 and 2, seat cushion 20 is arranged in chair frame 10 and risen or fallen relative to seat support 10, seat cushion 20
It is in horizontally disposed seat surface 201 that upper end, which has, for taking.Seat cushion 20 include from top to bottom set gradually upper pedestal 21, in
Pedestal 22 and lower base 23, upper pedestal 21 are provided with seat surface 201.
As depicted in figs. 1 and 2, the chair back 30 is fixedly installed on the rear portion of middle pedestal 22.In the present embodiment, the chair back 30 and
Massager is provided with seat surface 201, plays good health care massage effect.
As shown in Fig. 2 lifting unit 40 is used to drive seat cushion 20 to move up and down, it is arranged between seat cushion 20 and chair frame 10.
Lifting unit 40 includes two X-type supports 41, lifting pedestal 42 and lifting hydraulic cylinder 43.
As shown in Fig. 2 two X-type supports 41 are set in parallel in the left and right sides of the lower section of seat cushion 20, for driving seat cushion 20
Move up and down.Each X-type support 41 includes the first hinge bar 411 and the second hinge bar 412 being hinged.
The upper end of first hinge bar 411 is rotatablely connected with lower base 23.
The upper/lower terminal of second hinge bar 412 is provided with roller, and the lower surface of the roller and lower base 23 of upper end offsets
Connect.
As shown in Fig. 2 lifting pedestal 42 is fixedly installed in chair frame 10, for X-shaped support 41 to be arranged on into chair frame 10.
The lower end of first hinge bar 411 is rotatably installed on lifting pedestal 42, and the lower end of the second hinge bar 412 is upper with lifting pedestal 42
Surface abuts against.
As shown in Fig. 2 the level of lifting hydraulic cylinder 43 is fixedly installed on lifting pedestal 42, its piston rod and the second hinge bar
412 lower end is flexibly connected, for driving X-type support 41 to act.
Fig. 3 is the front view of seat cushion in embodiments of the invention, traversing unit and lifting unit.
As shown in Figures 2 and 3, traversing unit 50 is used to make seat surface 201 move left and right in the horizontal direction relative to chair frame 10,
Including guide rail 51, sliding block 52, feed screw nut 53, screw mandrel 54 and traversing motor 55.
The quantity of guide rail 51 is two, and two guide rails 51 are set in parallel in the upper end of lower base 23, and along a left side for chair frame 10
Right direction extends.
Sliding block 52 is fixedly installed on the lower end of middle pedestal 22 and is correspondingly arranged with guide rail 51, for middle pedestal 22 to be slided into peace
On guide rail 51.In the present embodiment, a guide rail 51 is correspondingly arranged on two sliding blocks 52.
Feed screw nut 53, screw mandrel 54 and traversing motor 55 form traversing driving part, are being led for pedestal in driving 22
Slided on rail 51.
Feed screw nut 53 is fixedly installed on the lower end of middle pedestal 22, is provided with screw hole.
Screw mandrel 54 is used for pedestal 22 in driving and moved, and one end activity is interspersed in the screw hole of feed screw nut 53.
Traversing motor 55 is rotated for drive screw 54, is fixedly installed on lower base 23, and the other end of screw mandrel 54 is fixed
In the rotating shaft of traversing motor 55
In the present embodiment, the distance that seat surface 201 moves in the horizontal direction relative to chair frame 10 is D, 0<D<The chair frame
Width 50% so that seat surface 201 smoothly move left and right without cause rollover.
As shown in Figures 2 and 3, tilting unit 60 be used for make seat surface 201 relative to chair frame 10 to the left or right side tilt, if
Put between upper pedestal 21 and middle pedestal 22.Tilting unit 60 is in left and right symmetrically arranged pitch drives part including two, should
Pitch drives part is the hydraulic cylinder 61 that two correspondences are set.
The cylinder body of hydraulic cylinder 61 is fixedly installed on middle pedestal 22, and the piston rod of hydraulic cylinder 61 turns with the lower end of upper pedestal 21
Dynamic connection.In use, such as making seat surface 201 tilt to the left, starting two hydraulic cylinders 61 on right side makes its piston rod stretch out upwards,
Promote the right-hand member of seat surface 201 to be rotated using the tie point of its left side and two hydraulic cylinders 61 in left side as rotating shaft, then realize to
Left side；Vice versa.
In the present embodiment, seat surface 201 relative to chair frame 10 to the left or the inclined angle in right side is θ, 0 °<θ<45°.
Control unit is used to control lifting unit 40, traversing unit 50 and tilting unit 60 to be acted, and makes seat respectively
Face 201 risen or fallen, horizontal mobile to the left or to the right, to the left or right side tilts.
Embodiment acts on and effect
The lifting nursing wheelchair that the present embodiment is related to, due to being provided with lifting unit between seat cushion and chair frame, lifting
Unit includes X-type support and lifting hydraulic cylinder, and lifting hydraulic cylinder driving X-type support is acted to drive seat cushion to rise or fall,
So as to realize the height adjustment to seat surface, wheelchair is set to disclosure satisfy that the use demand of different statures and different service conditions, both side
Just take and be placed on the thing of different height, also the height regulation of seat surface can be arrived the height consistent with bed or sofa, conveniently made
User moves between wheelchair and bed or sofa.Moreover, the lifting nursing Wheelchair structure is simple, it is easy to use.
Further, since being provided with traversing unit between lower base and middle pedestal, pedestal and upper pedestal exist in can driving
Slided on lower base, and then seat surface is moved left and right relative to chair frame level, further facilitated user in wheelchair and bed or
Moved between sofa, improve ease of use.
Further, since being additionally provided with lifting unit between middle pedestal and upper pedestal, upper pedestal can be driven in
Pedestal to the left or right side tilt, and then make seat surface relative to chair frame to the left or right side tilt, make user in wheelchair and bed
Or the movement between yarn is more convenient.
Claims (10)
- A kind of 1. lifting nursing wheelchair, it is characterised in that including：Chair frame；Seat cushion, it is arranged in the chair frame and is risen or fallen relative to the seat support, upper end has the seat surface for taking；With AndLifting unit, it is arranged between the seat cushion and the chair frame, for driving the seat cushion to move up and down,Wherein, the lifting unit includes two X-type support, lifting pedestal and the lifting hydraulic cylinders being set in parallel,The X-type support is used to drive the seat cushion to move up and down, and the upper end of the X-type support connects with the lower end of the seat cushion Connect,The lifting pedestal is fixedly installed in the chair frame, for the X-type support to be arranged on into the chair frame, the X The lower end of type support is arranged on the lifting pedestal,The lifting hydraulic cylinder is fixedly installed on the lifting pedestal, for driving the X-type support to act, the X-type branch The lower end of frame is connected with the piston rod of the lifting hydraulic cylinder.
- 2. lifting nursing wheelchair according to claim 1, it is characterised in that：Wherein, the X-type support includes the first hinge bar and the second hinge bar being hinged,The upper/lower terminal of first hinge bar is rotatablely connected with the lower base and the lifting pedestal respectively,The upper/lower terminal of second hinge bar is provided with roller, two rollers respectively with the pedestal and the liter Drop base abuts against,The piston rod of the lifting hydraulic cylinder is flexibly connected with the lower end of second hinge bar.
- 3. lifting nursing wheelchair according to claim 1, it is characterised in that also include：Traversing unit, for making the seat surface be moved left and right in the horizontal direction relative to the chair frame,Wherein, the seat cushion includes upper pedestal, middle pedestal and the lower base from top to bottom set gradually,The traversing unit includes guide rail, sliding block and traversing driving part,The quantity of the guide rail is two, and two guide rail parallels are arranged on the upper end of the lower base,The sliding block is fixedly installed on the lower end of the middle pedestal and is correspondingly arranged with the guide rail, for the middle pedestal to be slided It is dynamic to be arranged on the guide rail,The traversing driving part is used to drive the middle pedestal to slide on the guide rail.
- 4. lifting nursing wheelchair according to claim 3, it is characterised in that：Wherein, the traversing driving part includes feed screw nut, screw mandrel and traversing motor,The feed screw nut is fixedly installed on the lower end of the middle pedestal,The screw mandrel is used to drive the middle pedestal movement, and one end activity is interspersed in the screw hole of the feed screw nut,The traversing motor is used to drive the screw mandrel to rotate, and is fixedly installed on the lower base, the other end of the screw mandrel It is fixedly mounted in the rotating shaft of the traversing motor.
- 5. lifting nursing wheelchair according to claim 4, it is characterised in that：Wherein, the distance that the seat surface moves in the horizontal direction relative to the chair frame is D, 0<D<The width of the chair frame 50%.
- 6. lifting nursing wheelchair according to claim 3, it is characterised in that also include：Tilting unit, for make the seat surface relative to the chair frame to the left or right side tilt,Wherein, the tilting unit is arranged between the upper pedestal and the middle pedestal.
- 7. lifting nursing wheelchair according to claim 6, it is characterised in that：Wherein, the tilting unit is in left and right symmetrically arranged pitch drives part including two,The lower end of the pitch drives part is fixedly installed on the middle pedestal, and upper end is rotatably arranged under the upper pedestal End.
- 8. lifting nursing wheelchair according to claim 7, it is characterised in that：Wherein, the pitch drives part is two hydraulic cylinders being correspondingly arranged.
- 9. lifting nursing wheelchair according to claim 6, it is characterised in that：Wherein, the seat surface relative to the chair frame to the left or the inclined angle in right side is θ, 0 ° of 45 ° of ＜ θ ＜.
- 10. lifting nursing wheelchair according to claim 3, it is characterised in that：Wherein, the rear portion of the middle pedestal is additionally provided with the chair back,Massager is provided with the chair back and the seat surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711213821.3A CN107753194A (en) | 2017-11-28 | 2017-11-28 | A kind of lifting nursing wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711213821.3A CN107753194A (en) | 2017-11-28 | 2017-11-28 | A kind of lifting nursing wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107753194A true CN107753194A (en) | 2018-03-06 |
Family
ID=61276234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711213821.3A Pending CN107753194A (en) | 2017-11-28 | 2017-11-28 | A kind of lifting nursing wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107753194A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108742234A (en) * | 2018-05-31 | 2018-11-06 | 西南交通大学 | A kind of obstacle-free intelligent bathtub |
| CN108852700A (en) * | 2018-05-09 | 2018-11-23 | 曾杰阳 | Sufferer is lain low between bed and wheelchair the method for transfer |
| CN109172171A (en) * | 2018-10-08 | 2019-01-11 | 安徽机电职业技术学院 | Rehabilitation Wheelchair for rehabilitation |
| CN109292888A (en) * | 2018-11-09 | 2019-02-01 | 傅少宇 | A kind of multifunctional active carbon sewage-treatment plant |
| CN109512568A (en) * | 2018-11-28 | 2019-03-26 | 胡夫东 | A kind of adjustable constraint chair of psychiatric department |
| CN110353426A (en) * | 2019-07-31 | 2019-10-22 | 常州市钱璟康复股份有限公司 | A kind of shower foldable chair bed |
| CN112120857A (en) * | 2020-09-30 | 2020-12-25 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Foldable toilet device for helping old people |
| US20210154064A1 (en) * | 2019-11-27 | 2021-05-27 | Lg Electronics Inc. | Robot |
| CN114392065A (en) * | 2022-02-23 | 2022-04-26 | 邓宗华 | Multifunctional wheelchair convenient for pregnant woman to sit on |
| US20230049930A1 (en) * | 2020-01-07 | 2023-02-16 | In-Tra-Tec GmbH | Adjustment Device for Vehicle Seats |
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| CN107296693A (en) * | 2017-05-05 | 2017-10-27 | 燕山大学 | A kind of multi-control modes electric wheelchair |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108852700A (en) * | 2018-05-09 | 2018-11-23 | 曾杰阳 | Sufferer is lain low between bed and wheelchair the method for transfer |
| CN108742234A (en) * | 2018-05-31 | 2018-11-06 | 西南交通大学 | A kind of obstacle-free intelligent bathtub |
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| CN109292888A (en) * | 2018-11-09 | 2019-02-01 | 傅少宇 | A kind of multifunctional active carbon sewage-treatment plant |
| CN109512568A (en) * | 2018-11-28 | 2019-03-26 | 胡夫东 | A kind of adjustable constraint chair of psychiatric department |
| CN110353426A (en) * | 2019-07-31 | 2019-10-22 | 常州市钱璟康复股份有限公司 | A kind of shower foldable chair bed |
| US11517487B2 (en) * | 2019-11-27 | 2022-12-06 | Lg Electronics Inc. | Robot |
| US20210154064A1 (en) * | 2019-11-27 | 2021-05-27 | Lg Electronics Inc. | Robot |
| US20230049930A1 (en) * | 2020-01-07 | 2023-02-16 | In-Tra-Tec GmbH | Adjustment Device for Vehicle Seats |
| US12059381B2 (en) * | 2020-01-07 | 2024-08-13 | In-Tra-Tec GmbH | Adjustment device for vehicle seats |
| CN112120857A (en) * | 2020-09-30 | 2020-12-25 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Foldable toilet device for helping old people |
| CN114392065A (en) * | 2022-02-23 | 2022-04-26 | 邓宗华 | Multifunctional wheelchair convenient for pregnant woman to sit on |
| CN114392065B (en) * | 2022-02-23 | 2023-12-01 | 丰都县妇幼保健院 | Multifunctional wheelchair convenient for pregnant women to sit on |
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Application publication date: 20180306 |