CN107468444A - A kind of pedal jack applied to wheelchair - Google Patents
A kind of pedal jack applied to wheelchair Download PDFInfo
- Publication number
- CN107468444A CN107468444A CN201710813930.2A CN201710813930A CN107468444A CN 107468444 A CN107468444 A CN 107468444A CN 201710813930 A CN201710813930 A CN 201710813930A CN 107468444 A CN107468444 A CN 107468444A
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- China
- Prior art keywords
- pedal
- wheelchair
- groove
- hole
- reducing motor
- 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
Links
- 238000009434 installation Methods 0.000 claims abstract description 6
- 238000003780 insertion Methods 0.000 claims abstract description 5
- 230000037431 insertion Effects 0.000 claims abstract description 5
- 239000003638 chemical reducing agent Substances 0.000 claims description 19
- 230000005611 electricity Effects 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 abstract description 4
- 210000003141 lower extremity Anatomy 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 7
- 230000033001 locomotion Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000001960 triggered effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- A61G5/10—Parts, details or accessories
- A61G5/12—Rests specially adapted therefor, e.g. for the head or the feet
- A61G5/128—Rests specially adapted therefor, e.g. for the head or the feet for feet
-
- 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
- A61G5/1051—Arrangements for steering
-
- 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
- A61G2200/00—Information related to the kind of patient or his position
- A61G2200/10—Type of patient
- A61G2200/20—Type of patient with asymmetric abilities, e.g. hemiplegic or missing a limb
-
- 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
- A61G2203/00—General characteristics of devices
- A61G2203/10—General characteristics of devices characterised by specific control means, e.g. for adjustment or steering
-
- 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
- A61G2203/00—General characteristics of devices
- A61G2203/70—General characteristics of devices with special adaptations, e.g. for safety or comfort
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention provides a kind of pedal jack applied to wheelchair, including pedal support, it is arranged at the pedal and drive device of pedal support both sides, the pedal cross shaft of position fixation is provided between the pedal, the pedal cross shaft is provided at both ends with bearing, the relative inner side level of two pedal opens up fluted, upper and lower surface in groove offers groove, in the both ends insertion groove of the pedal cross shaft, the bearing at both ends rolls in groove, both ends installation limit switches of the groove along pedal travel direction.Pedal jack of the present invention applied to wheelchair realizes automatic deploying and retracting function, and it is also equipped with the function of aiding in lower limb inconvenience person that both feet are placed to pedal, this mechanism makes the old and the weak physical disabilities seating multifunctional wheelchair more convenient, greatly improves their quality of life.
Description
Technical field
The invention belongs to medical rehabilitation instrument field, more particularly, to a kind of pedal jack applied to wheelchair.
Background technology
In recent years, as China steps into the quickening of aging society speed and the development of intellectualized technology, the old and the weak physical disabilities
Receive more and more attention, miscellaneous Intelligent auxiliary equipment is come out by innovation and creation, and especially suitable crowd is most extensively applicable
Rate highest wheelchair, its function are also increasingly easy to take, and improve the quality of life of the old and the weak physical disabilities.Such rehabilitation wheelchair
The pedal of leg rest is generally provided with front lower place, to facilitate wheelchair up and down.The movable leg pedal of wheelchair in the market, works as people
It is required to artificial manual folding and unfolding during upper and lower wheelchair or packs up pedal by spring merge out space, so that occupant smoothly stands
It is vertical, and spring performs can only accomplish to pack up and being laid flat pedal still needs, by manual operation, so to bring very to occupant
It is big convenient.
As some wheelchair activities pedals include standpipe and oblique bend pipe, oblique bend pipe is fixed on standpipe by bearing pin pin joint, then will
Pedal plugged and fixed can flip to the outside oblique bend pipe together with pedal at the lower end of oblique bend pipe, upper and lower wheelchair, complete
Oblique bend pipe is overturn to normal position and locked by latch-up structure by Cheng Houzai.Such pedal folding and unfolding be both needed to it is artificial manually operated,
Very big inconvenience is brought to occupant.
And for example patent CN2810565Y discloses a kind of automatic retraction mechanism of wheelchair pedal, and it is fixed that it realizes that pedal automatically replies
Bit function, when wheelchair pedal leaves in the foot for occupant, the pedal can automatically reply positioning, so that occupant is easy to leave
Wheelchair, can not automatic retracting and the disadvantages that derive to improve the pedal of existing wheelchair.But after occupant takes a seat, pedal
Nothing is laid flat function automatically, it is still necessary to artificially puts down pedal to place both feet, this invention is still insufficient for the facility of user
Demand.
The content of the invention
In view of this, the present invention is directed to propose a kind of pedal jack applied to wheelchair, solves wheelchair pedal
Automatic deploying and retracting function, and pedal is also equipped with aiding in lower limb inconvenience person to make the old and the weak residual the function of both feet placement pedal, this mechanism
It is more convenient to hinder personage's seating multifunctional wheelchair.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
A kind of pedal jack applied to wheelchair, including pedal support, be arranged at pedal support both sides pedal and
Drive device；The surface of the pedal support is provided with the installing plate for fixed drive device, the power of the drive device
Output end is rotatablely connected by rocking arm and pedal, and the pedal cross shaft of position fixation is provided between the pedal, and the pedal is horizontal
Axle is provided at both ends with bearing, and the relative inner side level of two pedal opens up fluted, and the upper and lower surface in groove offers ditch
Groove, in the both ends insertion groove of the pedal cross shaft, the bearing at both ends rolls in groove, and the groove is along pedal travel direction
Both ends installation limit switches.
Further, the drive device is reducing motor, the reducing motor include motor setting up and down and with electricity
The worm-gear speed reducer of machine connection, the reducing motor are fixed between two pieces of installing plates of pedal support surface setting.
Further, the installing plate offers installing plate axis hole, and mounting hole is provided with rear side of the pedal, described to shake
Arm includes reducing motor output shaft, swing arm and pedal rear axle, the output of the reducing motor output shaft and worm-gear speed reducer
Axis connection, described swing arm one end are connected with reducing motor output shaft, the other end and axis connection after pedal, the pedal rear axle insertion
Formed and its pivoting friction pair in mounting hole.
Further, the worm-gear speed reducer is that hole exports worm-gear speed reducer, the reducing motor output shaft
With the output shaft hole key connection of hole output worm-gear speed reducer, described swing arm one end and reducing motor output shaft key connection, separately
One end is threadedly coupled with pedal rear axle.
Further, the relative preformed hole offered in the bottom of two pieces of motor mounting plates, the table of the pedal cross shaft
Face is provided with axle platform, in its both ends insertion preformed hole, and is fixedly clamped by axle platform by motor mounting plate between preformed hole.
Further, the limit switch, which is divided into, puts limit switch and receives limit switch, and the limit switch of putting is arranged at
Front end of the groove along pedal travel direction, the receipts limit switch are arranged at rear end of the groove along pedal travel direction.
Further, the top of the installing plate is provided with the support jointed shaft for being hinged with seat.
Relative to prior art, the pedal jack of the present invention applied to wheelchair has the advantage that：
Pedal jack of the present invention applied to wheelchair realizes automatic deploying and retracting function, and is also equipped with aiding in
Lower limb inconvenience person places both feet the function of pedal, and this mechanism makes the old and the weak physical disabilities seating multifunctional wheelchair more convenient, greatly
Their quality of life is improved greatly.
Brief description of the drawings
The accompanying drawing for forming the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the pedal jack collapsed state schematic diagram applied to wheelchair described in the embodiment of the present invention；
Fig. 2 is the pedal jack flattened state schematic diagram applied to wheelchair described in the embodiment of the present invention；
Fig. 3 is the pedal jack movement locus schematic diagram applied to wheelchair described in the embodiment of the present invention；
Fig. 4 is A-A profiles in Fig. 3；
Fig. 5 is the partial enlarged drawing in A portions in Fig. 4.
Description of reference numerals：
1st, pedal support；2nd, reducing motor installing plate；3rd, motor；4th, hole output turbine worm reducer；5th, pedal cross shaft；
6th, rocking arm；7th, pedal；71st, groove；72nd, groove；8th, limit switch is put；9th, limit switch is received；11st, support jointed shaft；51st, pedal
Transverse axis bearing；61st, reducing motor output shaft；62nd, swing arm；63rd, pedal rear axle；
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or dark
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the present invention.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that instruction or hint phase
To importance or the implicit quantity for indicating indicated technical characteristic.Thus, the feature for defining " first ", " second " etc. can
To express or implicitly include one or more this feature.In the description of the invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As Figure 1-3, a kind of pedal jack applied in wheelchair, including pedal support 1, pedal 7 and driving
Device；
As shown in figure 1, drive device is reducing motor, the reducing motor includes hole output worm-gear speed reducer 4 and electricity
Machine 3；
As shown in Figure 1-2, the upper weld of pedal support 1 has support jointed shaft 11 to be used to be hinged with seat, both sides bolt
Reducing motor installing plate 2 is fixed, mounting hole exports worm-gear speed reducer 4 and motor 3 between two pieces of reducing motor installing plates 2,
The opposite face at the middle part of two reducing motor installing plates 2 is offered for the receiving hole output output shaft hole of worm-gear speed reducer 4
Installing plate axis hole, hole export worm-gear speed reducer 4 and bolted by flange between two pieces of reducing motor installing plates 2, hole output
The output shaft hole of worm-gear speed reducer machine 4 and installing plate axis hole are concentric, and motor 3 is arranged on hole output worm-gear speed reducer 4
On the end face of flange of upside；
Rocking arm 6 is connected between pedal 7 and drive device, rocking arm 6 is by the power output of worm-gear speed reducer 4 to pedal
7, rocking arm 6 includes reducing motor output shaft 61, swing arm 62 and pedal rear axle 63, and reducing motor output shaft 61 is with running through worm and gear
The output shaft hole key connection of reductor 4, the one end of swing arm 62 and the key connection of reducing motor output shaft 61, the other end and the spiral shell of pedal rear axle 63
Line connects, the mounting hole composition pivoting friction pair that pedal rear axle 63 is set with surface after pedal 7；
The bottom of two pieces of reducing motor installing plates 2 offers relative preformed hole, and pedal horizontal stroke is provided between two preformed holes
Axle 5, it is fixedly clamped as shown in figure 5, pedal cross shaft 5 is decelerated motor mounting plate 2 by its axle platform in preformed hole, pedal cross shaft 5
Both ends are equipped with pedal cross shaft bearing 51, and the bottom of pedal 7 offers horizontal inside groove 71, upper surface in groove 71 and under
Surface offers groove 72, and pedal cross shaft bearing 51 rolls in the bottom side groove 72 of pedal 7, and supports pedal 7.The bottom of pedal 7
The outside of side groove 71 be provided with puts limit switch 8 and receive limit switch 9, pedal cross shaft bearing 51 touch switch after and folding and unfolding
In place, as feedback control signal.
As described above, the pose that the rotation of motor 3 is converted into pedal 7 by this invention by rocking arm 6 adjusts, stepped on so as to realize
The folding and unfolding action of plate 7, and because of its movement locus feature while pedal 7 realizes folding and unfolding, realize and be laid flat action by pedal 7 it is actually stretched
Go out while action that pedal 7 raises up, i.e. pedal 7 are stretched out from bottom after occupant's pin and raised up simultaneously, by the comfortable of footrest to seating
Position.
When pedal 7 is packed up, controlled motor 3 rotates, and is driven and exports worm-gear speed reducer 4 to hole, and band motion rocker arm 6 rotates,
Pedal 7 is driven by pedal rear axle 63 and packed up, and the groove 72 of the bottom side of pedal 7 slides constraint, pedal 7 on pedal cross shaft bearing 51
Action is received limit switch 9 and triggered afterwards in place, packs up action and stops.
When pedal 7 is laid flat, controlled motor 3 reversely rotates, and is driven and exports worm-gear speed reducer 4 to hole, and band motion rocker arm 6 revolves
Turn, pedal 7 drives stretching by pedal rear axle 63, and the bottom side groove 72 of pedal 7 slides constraint, pedal on pedal cross shaft bearing 51
7 actions are put limit switch 8 and triggered afterwards in place, are laid flat action and stop.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (7)
- A kind of 1. pedal jack applied to wheelchair, it is characterised in that：The jack includes pedal support, is arranged at The pedal and drive device of pedal support both sides；The surface of the pedal support is provided with the installation for fixed drive device Plate, the clutch end of the drive device are rotatablely connected by rocking arm and pedal, and being provided with position between the pedal fixes Pedal cross shaft, the pedal cross shaft is provided at both ends with bearing, and the relative inner side level of two pedal opens up fluted, groove Interior upper and lower surface offers groove, and the both ends of the pedal cross shaft are inserted in groove, and the bearing at both ends rolls in groove, institute State both ends installation limit switches of the groove along pedal travel direction.
- 2. the pedal jack according to claim 1 applied to wheelchair, it is characterised in that：The drive device is to subtract Speed motor, the reducing motor include motor setting up and down and the worm-gear speed reducer with motor connection, the electricity that slows down Machine is fixed between two pieces of installing plates of pedal support surface setting.
- 3. the pedal jack according to claim 1 applied to wheelchair, it is characterised in that：The installing plate offers Installing plate axis hole, mounting hole is provided with rear side of the pedal, after the rocking arm includes reducing motor output shaft, swing arm and pedal The output axis connection of axle, the reducing motor output shaft and worm-gear speed reducer, described swing arm one end export with reducing motor Axis connection, the other end and axis connection after pedal, the pedal rear axle are inserted in mounting hole and formed and its pivoting friction pair.
- 4. the pedal jack according to claim 3 applied to wheelchair, it is characterised in that：The worm and gear slows down Machine is that hole exports worm-gear speed reducer, the reducing motor output shaft and the output shaft hole key of hole output worm-gear speed reducer Connection, described swing arm one end and reducing motor output shaft key connection, the other end are threadedly coupled with pedal rear axle.
- 5. the pedal jack according to claim 1 applied to wheelchair, it is characterised in that：Two pieces of motors installation The relative preformed hole offered in the bottom of plate, the surface of the pedal cross shaft are provided with axle platform, in its both ends insertion preformed hole, and It is fixedly clamped by axle platform by motor mounting plate between preformed hole.
- 6. the pedal jack according to claim 1 applied to wheelchair, it is characterised in that：The limit switch is divided into Put limit switch and receive limit switch, the limit switch of putting is arranged at front end of the groove along pedal travel direction, described to receive limit Bit switch is arranged at rear end of the groove along pedal travel direction.
- 7. the pedal jack according to claim 1 applied to wheelchair, it is characterised in that：The top of the installing plate Support jointed shaft for being hinged with seat is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710813930.2A CN107468444A (en) | 2017-09-11 | 2017-09-11 | A kind of pedal jack applied to wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710813930.2A CN107468444A (en) | 2017-09-11 | 2017-09-11 | A kind of pedal jack applied to wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107468444A true CN107468444A (en) | 2017-12-15 |
Family
ID=60585182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710813930.2A Pending CN107468444A (en) | 2017-09-11 | 2017-09-11 | A kind of pedal jack applied to wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107468444A (en) |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2602741Y (en) * | 2003-02-18 | 2004-02-11 | 金丽杰 | Microcomputer controlled portable electric/hand driven wheelchair |
| CN2810565Y (en) * | 2005-04-11 | 2006-08-30 | 康扬股份有限公司 | Automatic retraction mechanism of wheelchair pedal |
| GB2425464A (en) * | 2005-04-28 | 2006-11-01 | Karma Medical Prod Co Ltd | Wheelchair footrest automatic return device |
| JP2008173244A (en) * | 2007-01-17 | 2008-07-31 | Tadao Kosegi | Structure of wheelchair step |
| CN201312862Y (en) * | 2008-12-12 | 2009-09-23 | 上海互邦医疗器械有限公司 | Pedal mechanism for wheelchair |
| CN201701400U (en) * | 2010-05-26 | 2011-01-12 | 常州中进医疗器材有限公司 | Whole folding type pedal for wheel chair |
| DE102010060816A1 (en) * | 2010-11-25 | 2012-05-31 | Sunrise Medical Gmbh & Co. Kg | Width-adjustable footrest for folding wheelchair, has two side elements, where each side element connects side frame of wheelchair |
| JP2013074954A (en) * | 2011-09-30 | 2013-04-25 | Systec:Kk | Elevatable collapsable footrest device and wheelchair using the same |
| CN203591396U (en) * | 2013-08-16 | 2014-05-14 | 黄振彰 | Novel walk-assisting wheelchair with foldable pedals |
| JP3190717U (en) * | 2014-03-05 | 2014-05-22 | 亥三雄 中野 | Wheelchair step opening and closing mechanism |
| CN204446349U (en) * | 2015-02-03 | 2015-07-08 | 衣兰磊 | A kind of lower limb rehabilitation training wheelchair |
| CN204484511U (en) * | 2015-01-18 | 2015-07-22 | 广东凯洋医疗科技集团有限公司 | The wheelchair of the rotatable device with pedal of a kind of band for convenience detach, plug-in type handle |
| CN104905919A (en) * | 2015-06-30 | 2015-09-16 | 成都凯裕电子电器有限公司 | Wheelchair pedal capable of strengthening ankle |
| CN106236429A (en) * | 2016-08-30 | 2016-12-21 | 中进医疗器材泰州有限公司 | The pedal of a kind of adjustable angle and there is the wheelchair of this pedal |
| CN106420206A (en) * | 2016-11-30 | 2017-02-22 | 河北工业大学 | Pedal mechanism for stair-oriented motion type stair-climbing wheelchair |
| CN208591223U (en) * | 2017-09-11 | 2019-03-12 | 中国科学院自动化研究所 | A kind of pedal jack applied to wheelchair |
-
2017
- 2017-09-11 CN CN201710813930.2A patent/CN107468444A/en active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2602741Y (en) * | 2003-02-18 | 2004-02-11 | 金丽杰 | Microcomputer controlled portable electric/hand driven wheelchair |
| CN2810565Y (en) * | 2005-04-11 | 2006-08-30 | 康扬股份有限公司 | Automatic retraction mechanism of wheelchair pedal |
| GB2425464A (en) * | 2005-04-28 | 2006-11-01 | Karma Medical Prod Co Ltd | Wheelchair footrest automatic return device |
| JP2008173244A (en) * | 2007-01-17 | 2008-07-31 | Tadao Kosegi | Structure of wheelchair step |
| CN201312862Y (en) * | 2008-12-12 | 2009-09-23 | 上海互邦医疗器械有限公司 | Pedal mechanism for wheelchair |
| CN201701400U (en) * | 2010-05-26 | 2011-01-12 | 常州中进医疗器材有限公司 | Whole folding type pedal for wheel chair |
| DE102010060816A1 (en) * | 2010-11-25 | 2012-05-31 | Sunrise Medical Gmbh & Co. Kg | Width-adjustable footrest for folding wheelchair, has two side elements, where each side element connects side frame of wheelchair |
| JP2013074954A (en) * | 2011-09-30 | 2013-04-25 | Systec:Kk | Elevatable collapsable footrest device and wheelchair using the same |
| CN203591396U (en) * | 2013-08-16 | 2014-05-14 | 黄振彰 | Novel walk-assisting wheelchair with foldable pedals |
| JP3190717U (en) * | 2014-03-05 | 2014-05-22 | 亥三雄 中野 | Wheelchair step opening and closing mechanism |
| CN204484511U (en) * | 2015-01-18 | 2015-07-22 | 广东凯洋医疗科技集团有限公司 | The wheelchair of the rotatable device with pedal of a kind of band for convenience detach, plug-in type handle |
| CN204446349U (en) * | 2015-02-03 | 2015-07-08 | 衣兰磊 | A kind of lower limb rehabilitation training wheelchair |
| CN104905919A (en) * | 2015-06-30 | 2015-09-16 | 成都凯裕电子电器有限公司 | Wheelchair pedal capable of strengthening ankle |
| CN106236429A (en) * | 2016-08-30 | 2016-12-21 | 中进医疗器材泰州有限公司 | The pedal of a kind of adjustable angle and there is the wheelchair of this pedal |
| CN106420206A (en) * | 2016-11-30 | 2017-02-22 | 河北工业大学 | Pedal mechanism for stair-oriented motion type stair-climbing wheelchair |
| CN208591223U (en) * | 2017-09-11 | 2019-03-12 | 中国科学院自动化研究所 | A kind of pedal jack applied to wheelchair |
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Effective date of registration: 20230103 Address after: No. 95, Zhongguancun East Road, Haidian District, Beijing 100086 Applicant after: INSTITUTE OF AUTOMATION, CHINESE ACADEMY OF SCIENCES Address before: 100190 No. 95 East Zhongguancun Road, Beijing, Haidian District Applicant before: INSTITUTE OF AUTOMATION, CHINESE ACADEMY OF SCIENCES Applicant before: TIANJIN INTELLIGENT TECH. INSTITUTE OF CASIA Co.,Ltd. |
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