CN108619692B - A kind of auxiliary wheelchair towards disabled person's curling - Google Patents
A kind of auxiliary wheelchair towards disabled person's curling Download PDFInfo
- Publication number
- CN108619692B CN108619692B CN201810424100.5A CN201810424100A CN108619692B CN 108619692 B CN108619692 B CN 108619692B CN 201810424100 A CN201810424100 A CN 201810424100A CN 108619692 B CN108619692 B CN 108619692B
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- Prior art keywords
- wheelchair
- steering motor
- curling
- friction
- connect
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- 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
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B67/00—Sporting games or accessories therefor, not provided for in groups A63B1/00 - A63B65/00
- A63B67/14—Curling stone; Shuffleboard; Similar sliding games
-
- 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
- A61G5/04—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs motor-driven
- A61G5/041—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs motor-driven having a specific drive-type
- A61G5/043—Mid wheel drive
-
- 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
- A61G5/1051—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
- 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
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2208/00—Characteristics or parameters related to the user or player
- A63B2208/02—Characteristics or parameters related to the user or player posture
- A63B2208/0228—Sitting on the buttocks
- A63B2208/0233—Sitting on the buttocks in 90/90 position, like on a chair
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physical Education & Sports Medicine (AREA)
- Handcart (AREA)
- Automatic Cycles, And Cycles In General (AREA)
Abstract
The present invention relates to winter sports equipment technical fields, more particularly to a kind of auxiliary wheelchair towards disabled person's curling, including wheelchair, wheelchair is internally provided with lever bracket, one end of lever bracket is connect with power wheel, the other end is connect with steering motor, friction head is provided in the rotation axis of steering motor, the lower end of friction head is provided with friction seat corresponding with rubbing surface, the lower end of friction seat is fixedly connected on tooth sector, tooth sector is connect by synchronous belt with four steering driven gears, the lower end of four steering driven gears is fixedly connected to a deflecting roller, electric pushrod is provided between the cursor and wheelchair of lever bracket, motion mode by controlling wheelchair simulates the process of jettisoninging in normal curling to curling stone, make disabled person that can also experience the curling experience slided together with curling stone, simultaneously can with just Normal curling fan races in the same field.
Description
The application is a kind of divisional application of application for a patent for invention " disabled person's curling auxiliary device ".
The original bill applying date: 2017-11-29.
Original bill application number: 2017112337931.
A kind of original bill denomination of invention: disabled person's curling auxiliary device
Technical field
The present invention relates to winter sports equipment technical field more particularly to a kind of auxiliary wheels towards disabled person's curling
Chair.
Background technique
During disabled person's curling, entrant is usually sat on wheelchair, holds stock, pushes curling stone using stock
Movement, while companion helps entrant to keep stablizing in two hand-pushing wheels for holding entrant's wheelchair below；And in normal ice
In pot movement, entrant accelerates first, is slided later, while passing through hand to the speed of curling stone in taxiing procedures
It is adjusted with direction；Since the mode for throwing curling stone is different, the disabled person and normal person made can not race in the same field, simultaneously because
Be sitting in it is fixed on wheelchair, make disabled person can not experience slided together with curling stone curling experience.
Summary of the invention
The present invention overcomes above-mentioned the deficiencies in the prior art, provide a kind of auxiliary wheel towards disabled person's curling
Chair, the motion mode by controlling wheelchair simulate the process of jettisoninging in normal curling to curling stone, make disabled person can also
To experience the curling slided together with curling stone experience, while can race in the same field with normal curling fan.
Technical solution of the present invention:
A kind of auxiliary wheelchair towards disabled person's curling, including wheelchair, the wheelchair are internally provided with lever bracket,
The middle part of lever bracket is connect by lever fixing seat with wheelchair, and one end of the lever bracket is connect with power wheel, lever bracket it is another
One end is slidably connected with steering motor sliding block, and the steering motor sliding block is connect with steering motor, the rotation of the steering motor
Friction head is provided on axis, the lower end of the friction head has the rubbing surface of cone, is provided with rubber friction pad on rubbing surface,
The centre of rubbing surface is provided with coaxial grooves, and same shaft is provided in coaxial grooves, and the lower end with shaft is provided with friction portion, friction portion
Outer surface be circumferentially provided with several axial raised items, the lower end of the same shaft is provided with friction corresponding with rubbing surface
Seat, the lower end for the seat that rubs are fixedly connected on tooth sector, and tooth sector is connect by synchronous belt with four steering driven gears, and four
The lower end of a quadrangle for turning to driven gear and wheelchair bottom being arranged in, four steerings driven gear is fixedly connected to one
Deflecting roller, is provided with electric pushrod between the cursor and wheelchair of the lever bracket, the both ends of electric pushrod are respectively adopted hingedly
It is connect with lever bracket and wheelchair.
Further, one end that the lever bracket is connect with power wheel is provided with power wheel plate, and the both ends of power wheel plate are equal
It is provided with a power wheel, the rotation axis of two power wheels passes through two fixing seats and connect with power wheel plate, and two power
The rotation axis of wheel is respectively connected with a power turbin generator.
Further, one end that the lever bracket is connect with steering motor sliding block is provided with the link slot of U-shaped, link slot
It is provided with sliding slot on two side arms, the two sides of the steering motor sliding block are provided with a shank, described in shank insertion
Sliding slot in.
Further, steering motor shell, steering motor shell and steering motor are provided on the outside of the steering motor
The lower end of sliding block connection, the steering motor shell is connect by thrust bearing with friction head.
The invention has the benefit that
1) present invention in wheelchair is internally provided with lever bracket, and one end of lever bracket is connect with power wheel, lever bracket it is another
End is slidably connected with steering motor sliding block, and steering motor sliding block is connect with steering motor, between the cursor and wheelchair of lever bracket
It is provided with electric pushrod, thus structure can separate steering operation and the operation accelerated of advancing, and control by electric pushrod
The swing of lever bracket both may be implemented steering operation and accelerate operation then one and execute, and then simulates normal curling stone
The process for accelerating in movement and sliding, the process for making disabled person throw curling stone are identical as normal person.
2) friction head is provided in the rotation axis of steering motor of the invention, the lower end of friction head has the friction of cone
Face is provided with rubber friction pad on rubbing surface, and the centre of rubbing surface is provided with coaxial grooves, same shaft is provided in coaxial grooves, together
The lower end of shaft is provided with friction portion, and the outer surface in friction portion is circumferentially provided with several axial raised items, under shaft
End is provided with friction seat corresponding with rubbing surface, and the lower end for the seat that rubs is fixedly connected on tooth sector, after this structure is for accelerating
To the subtle adjustment process of angle in taxiing procedures, by being in contact for rubber friction pad and friction seat, formed on the contact surface
First rubbing surface, while rubber friction pad is squeezed, squeezes prominent towards friction portion, and being in contact with friction portion to form second and rub
Wiping face, the first rubbing surface ensure that the accuracy of transmitting torque, and the size that the second rubbing surface improves damping force, which avoids the occurrence of, beats
Sliding phenomenon meets the demand in sliding to steering adjustment accuracy and stability, and then simulates in normal curling
Adjustment process.
3) tooth sector of the invention is connect by synchronous belt with four steering driven gears, and four steering driven gears are set
The quadrangle in wheelchair bottom is set, the lower end of four steering driven gears is fixedly connected to a deflecting roller, will by synchronous belt
Direction information is transferred to the driven gear of quadrangle, ensure that the steering of four deflecting rollers is synchronous, carries out wheelchair in rotation process
Integral translation, avoiding rotating influences the observation of entrant, simulates normal curling person in taxiing procedures, and body is protected
Hold process that is motionless, and being adjusted by arm translation.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of auxiliary wheelchair towards disabled person's curling；
Fig. 2 is the schematic cross-sectional view of Fig. 1；
Fig. 3 is the Section A-A schematic diagram in Fig. 1；
Fig. 4 is the friction head structural schematic diagram in Fig. 1；
In figure: 1- wheelchair；2- lever bracket；3- power wheel；4- steering motor sliding block；5- steering motor；6- friction head；7- turns
To gear；8- turns to driven gear；9- deflecting roller；10- electric pushrod；21- lever fixing seat；22- power wheel plate；23- connection
Slot；31- power turbin generator；51- steering motor shell；61- rubbing surface；62- rubber friction pad；63- coaxial grooves；The same shaft of 64-；
65- friction portion；66- friction seat.
Specific embodiment
Below with reference to attached drawing, the present invention is described in detail:
Referring to figs. 1 and 2, a kind of auxiliary wheelchair towards disabled person's curling disclosed in the present embodiment, including
Wheelchair 1, the wheelchair 1 are internally provided with lever bracket 2, and the middle part of lever bracket 2 is connect by lever fixing seat 21 with wheelchair 1,
One end of the lever bracket 2 is connect with power wheel 3, and the other end and the steering motor sliding block 4 of lever bracket 2 are slidably connected, and described turn
It is connect to motor sliding block 4 with steering motor 5, friction head 6 is provided in the rotation axis of the steering motor 5, the lever bracket 2
Be provided with electric pushrod 10 between cursor and wheelchair 1, the both ends of electric pushrod 10 be respectively adopted hingedly with lever bracket 2 and wheelchair
1 connection.
It is rotated by 10 pull lever frame 2 of electric pushrod, makes power wheel 3 and ground face contact, at this time friction head 6 and steering tooth
Wheel 7 is detached from, and is accelerated by power wheel 3, and then the accelerator in simulated curling movement；Electric pushrod 10 pushes 2 turns of lever bracket
It is dynamic, disengage power wheel 3 with ground, at this time since lever bracket pulls steering motor sliding block 4, so drive friction head 6 to
Lower movement is contacted with tooth sector 7, is controlled and is turned to by steering motor 5, and then the adjustment in simulated curling movement in taxiing procedures
Process, thus structure separates steering operation and the operation accelerated of advancing, and passes through the pendulum of 10 lever bridge 2 of electric pushrod
It is dynamic, it both realizes steering operation and accelerates operation then one and execute, keep the process of disabled person's throwing curling stone identical as normal person.
As shown in connection with fig. 4, the lower end of the friction head 6 has the rubbing surface 61 of cone, is provided with rubber on rubbing surface 61
Glue friction pad 62, the centre of rubbing surface 61 are provided with coaxial grooves 63, same shaft 64 are provided in coaxial grooves 63, under shaft 64
End is provided with friction portion 65, and the outer surface in friction portion 65 is circumferentially provided with several axial raised items, the same shaft 64
Lower end is provided with friction seat 66 corresponding with rubbing surface 61, and the lower end of friction seat 66 is fixedly connected on tooth sector 7；
This structure for after accelerating in taxiing procedures to the subtle adjustment process of angle, pass through rubber friction pad and friction seat
Be in contact, form the first rubbing surface on the contact surface, while rubber friction pad is squeezed, squeeze it is prominent towards friction portion,
It is in contact to form the second rubbing surface with friction portion, the first rubbing surface ensure that the accuracy of transmitting torque, and the second rubbing surface improves
The size of damping force avoids the occurrence of slipping phenomenon, meets the demand in sliding to adjustment accuracy and stability is turned to,
And then simulate the adjustment process in normal curling.
As shown in connection with fig. 3, tooth sector 7 is connect by synchronous belt with four steering driven gears 8, four steering driven tooths
The quadrangle of 1 bottom of wheelchair is arranged in wheel 8, and the lower end of four steerings driven gear 8 is fixedly connected to a deflecting roller 9；
Tooth sector 7 and four steering driven gears 8 are connected by synchronous belt, five gears is made to keep synchronizing,
Wheelchair carries out integral translation in rotation process, and entrant is made to remain positive alignment target, avoids the influence competition that rotates
The observation of person simulates normal curling person in taxiing procedures, and body remains stationary, and is adjusted by arm translation
Process.
Specifically, one end that the lever bracket 2 is connect with power wheel 3 is provided with power wheel plate 22, and the two of power wheel plate 22
End is provided with a power wheel 3, and the rotation axis of two power wheels 3 passes through two fixing seats and connect with power wheel plate 22, and
The rotation axis of two power wheels 3 is respectively connected with a power turbin generator 31.So that power wheel 3 is had the function of normal wheelchair wheel, leads to
The direction of rotation for crossing two power wheels 3 of control is turned to, and has the function of normal wheelchair when without curling, simultaneously
It can be with normal movement, portable propelling in curling.
Specifically, one end that lever bracket 2 is connect with steering motor sliding block 4 is provided with the link slot 23 of U-shaped, link slot 23
It is provided with sliding slot on two side arms, the two sides of the steering motor sliding block 4 are provided with a shank, described in shank insertion
Sliding slot in.
Specifically, the outside of the steering motor 5 is provided with steering motor shell 51, steering motor shell 51 and steering electricity
Machine sliding block 4 connects, and the lower end of the steering motor shell 51 is connect by thrust bearing with friction head 6.It avoids squeezing rubber
Pressure is excessive during friction pad 62, has an impact to steering motor.
Above embodiments are exemplary description of this patent, do not limit its protection scope, those skilled in the art
Member can also be changed its part, as long as it does not exceed the essence of this patent, within the protection scope of the present patent.
Claims (1)
1. a kind of auxiliary wheelchair towards disabled person's curling, including wheelchair (1), which is characterized in that the wheelchair (1) it is interior
Portion is provided with lever bracket (2), and the middle part of lever bracket (2) is connect by lever fixing seat (21) with wheelchair (1), the lever bracket
(2) one end is connect with power wheel (3), and the other end and the steering motor sliding block (4) of lever bracket (2) are slidably connected, the steering
Motor sliding block (4) is connect with steering motor (5), is provided with friction head (6) in the rotation axis of the steering motor (5), described to rub
The lower end of rubbing head (6) has the rubbing surface (61) of cone, is provided with rubber friction pad (62), rubbing surface on rubbing surface (61)
(61) centre is provided with coaxial grooves (63), is provided with same shaft (64) in coaxial grooves (63), the lower end setting of same shaft (64)
Have friction portion (65), the outer surface of friction portion (65) is circumferentially provided with several axial raised items, the same to shaft (64)
Lower end is provided with friction seat (66) corresponding with rubbing surface (61), and the lower end of friction seat (66) is fixedly connected on tooth sector (7),
Tooth sector (7) is connect by synchronous belt with four steering driven gears (8), and four steering driven gears (8) are arranged in wheelchair
(1) quadrangle of bottom, described four lower ends for turning to driven gear (8) are fixedly connected to a deflecting roller (9), the lever
Be provided with electric pushrod (10) between the cursor and wheelchair (1) of frame (2), the both ends of electric pushrod (10) be respectively adopted hingedly with
Lever bracket (2) and wheelchair (1) connection；It is provided with steering motor shell (51) on the outside of the steering motor (5), outside steering motor
Shell (51) is connect with steering motor sliding block (4), and the lower end of the steering motor shell (51) passes through thrust bearing and friction head (6)
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810424100.5A CN108619692B (en) | 2017-11-29 | 2017-11-29 | A kind of auxiliary wheelchair towards disabled person's curling |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711233793.1A CN107803006B (en) | 2017-11-29 | 2017-11-29 | A kind of disabled person's curling auxiliary device |
| CN201810424100.5A CN108619692B (en) | 2017-11-29 | 2017-11-29 | A kind of auxiliary wheelchair towards disabled person's curling |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711233793.1A Division CN107803006B (en) | 2017-11-29 | 2017-11-29 | A kind of disabled person's curling auxiliary device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108619692A CN108619692A (en) | 2018-10-09 |
| CN108619692B true CN108619692B (en) | 2019-11-26 |
Family
ID=61581864
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810424812.7A Active CN108635795B (en) | 2017-11-29 | 2017-11-29 | A kind of electric wheelchair for disabled person's curling auxiliary |
| CN201711233793.1A Expired - Fee Related CN107803006B (en) | 2017-11-29 | 2017-11-29 | A kind of disabled person's curling auxiliary device |
| CN201810424811.2A Active CN108619693B (en) | 2017-11-29 | 2017-11-29 | A kind of disabled person's curling auxiliary wheelchair |
| CN201810424100.5A Active CN108619692B (en) | 2017-11-29 | 2017-11-29 | A kind of auxiliary wheelchair towards disabled person's curling |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810424812.7A Active CN108635795B (en) | 2017-11-29 | 2017-11-29 | A kind of electric wheelchair for disabled person's curling auxiliary |
| CN201711233793.1A Expired - Fee Related CN107803006B (en) | 2017-11-29 | 2017-11-29 | A kind of disabled person's curling auxiliary device |
| CN201810424811.2A Active CN108619693B (en) | 2017-11-29 | 2017-11-29 | A kind of disabled person's curling auxiliary wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN108635795B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109403212B (en) * | 2018-11-08 | 2021-06-01 | 青岛巨源建工集团有限公司 | Vibration pile driver is used in bridge construction |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998051557A1 (en) * | 1997-05-09 | 1998-11-19 | John William Bagnall | A braking system for wheelchairs, wheeled walking frames and the like |
| CN1817333A (en) * | 2006-02-09 | 2006-08-16 | 谭正川 | Wheelchair-style walking device for moving on stairs |
| CN201968935U (en) * | 2011-03-01 | 2011-09-14 | 姚会平 | Hand-cranked wheel chair |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT381859B (en) * | 1985-07-15 | 1986-12-10 | Spofa Vereinigte Pharma Werke | ELECTRICALLY POWERED WHEELCHAIR FOR THE DISABLED |
| GB8905258D0 (en) * | 1989-03-08 | 1989-04-19 | Gavan Michael | Improvements relating to exercise equipment |
| US20050087957A1 (en) * | 2003-10-23 | 2005-04-28 | Bennett John E. | Riser seat and wheelchairs with same |
| CN2691548Y (en) * | 2004-03-18 | 2005-04-13 | 蔡昆宏 | Improved electric wheel chair |
| CN201036595Y (en) * | 2007-04-30 | 2008-03-19 | 武汉理工大学 | Wheelchair for invalids |
| CN201889065U (en) * | 2009-11-15 | 2011-07-06 | 王军 | Curling stone type bumper car |
| US8678114B1 (en) * | 2012-10-31 | 2014-03-25 | Brian K. Akre | Power wheelchair with guard for playing sports |
| CN204106380U (en) * | 2014-10-11 | 2015-01-21 | 王芸 | A kind of massaging wheel chair |
| CN105147467A (en) * | 2015-09-02 | 2015-12-16 | 澳斯卡（香港）国际有限公司 | Hand-cranking rehabilitation wheelchair |
| CN205569199U (en) * | 2015-11-17 | 2016-09-14 | 澳斯卡（香港）国际有限公司 | Recovered wheelchair of foot's training |
| CN205459436U (en) * | 2016-01-29 | 2016-08-17 | 北京动力京工科技有限公司 | Intelligent wheelchair in single house |
| CN106510985B (en) * | 2016-10-26 | 2018-06-19 | 北京理工大学 | A kind of rehabilitation based on master slave control and exoskeleton robot of riding instead of walk |
| CN106691720B (en) * | 2017-02-08 | 2018-07-06 | 佛山市通和医疗科技有限公司 | A kind of nursing section office leg reciprocating massage wheel chair |
| CN107157669B (en) * | 2017-05-10 | 2018-07-03 | 国家康复辅具研究中心 | A kind of wheelchair drive mechanism |
-
2017
- 2017-11-29 CN CN201810424812.7A patent/CN108635795B/en active Active
- 2017-11-29 CN CN201711233793.1A patent/CN107803006B/en not_active Expired - Fee Related
- 2017-11-29 CN CN201810424811.2A patent/CN108619693B/en active Active
- 2017-11-29 CN CN201810424100.5A patent/CN108619692B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998051557A1 (en) * | 1997-05-09 | 1998-11-19 | John William Bagnall | A braking system for wheelchairs, wheeled walking frames and the like |
| CN1817333A (en) * | 2006-02-09 | 2006-08-16 | 谭正川 | Wheelchair-style walking device for moving on stairs |
| CN201968935U (en) * | 2011-03-01 | 2011-09-14 | 姚会平 | Hand-cranked wheel chair |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108619692A (en) | 2018-10-09 |
| CN108635795B (en) | 2019-11-22 |
| CN108635795A (en) | 2018-10-12 |
| CN107803006A (en) | 2018-03-16 |
| CN108619693A (en) | 2018-10-09 |
| CN108619693B (en) | 2019-09-24 |
| CN107803006B (en) | 2018-08-03 |
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Effective date of registration: 20191016 Address after: 225400 District D, Guoqing East Road, Taixing City, Jiangsu Province Applicant after: Taixing science and technology incubator center Address before: 150000 Anbu District, Xiangfang District, Harbin City, Heilongjiang Province Applicant before: HARBIN GONGYANG TECHNOLOGY CONSULTING CO., LTD. |
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