CN114305993B - Handle device and intelligent walking aid device - Google Patents
Handle device and intelligent walking aid device Download PDFInfo
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- CN114305993B CN114305993B CN202111559564.5A CN202111559564A CN114305993B CN 114305993 B CN114305993 B CN 114305993B CN 202111559564 A CN202111559564 A CN 202111559564A CN 114305993 B CN114305993 B CN 114305993B
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- hand brake
- pin shaft
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- 210000004907 gland Anatomy 0.000 claims abstract description 12
- 238000003825 pressing Methods 0.000 claims description 21
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- 230000004064 dysfunction Effects 0.000 description 3
- 210000003141 lower extremity Anatomy 0.000 description 3
- 241001272996 Polyphylla fullo Species 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009295 sperm incapacitation Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
Abstract
The invention discloses a handle device and an intelligent walking aid device, wherein the handle device comprises an outer shell, a gland, a handle piece and a hand brake piece, wherein the inner part of the outer shell is of a cavity structure, the outer shell is provided with an upper opening and a side opening, the gland is arranged on the upper opening, the handle piece and the hand brake piece are respectively inserted into the outer shell from the side openings, and the handle piece is arranged above the hand brake piece; the handle piece can rotate relative to the outer shell, and the hand brake piece can rotate relative to the outer shell.
Description
Technical Field
The invention relates to an intelligent rehabilitation auxiliary device, in particular to a handle device and an intelligent walking aid device.
Background
At present, the aging of the population of China is more severe, the aging of China has the ultra-large population of the aged, and the proportion of the population 60 years old and older to the total population is expected to be more than 20% by 2030, so that the population of China becomes a country with higher aging degree in the world. The rapid development of population aging causes the life assistance problem of the old to be urgently solved. According to the sampling investigation result of the second national disabled person, the total number of all kinds of national disabled persons is 8296 ten thousand, which accounts for 6.34% of the total population of the national disabled person, wherein the disabled persons aged 60 years and older are 4416 ten thousand, which accounts for 53.24% of the total number of the national disabled person. Meanwhile, due to extremely lack of nursing staff, the mobility impaired people such as incapacitation, semi incapacitation and the like have great demands on auxiliary devices, and the walking aid devices including wheelchairs, walking aids and the like are the most basic and most commonly used auxiliary devices for the mobility impaired people. The existing research results show that the old and disabled persons with unstable walking or lower limb movement dysfunction can better help the old and disabled persons to balance, support and walk when using the walker and the wheelchair, and after the old and disabled persons with unstable walking or lower limb movement dysfunction can have certain dependence on the walker and the wheelchair, while the common walker and the wheelchair have defects or hidden troubles in the aspects of safety such as sliding, falling and the like, and the corresponding high-end intelligent walker with high safety and strong reliability has better application prospect. These intelligent walkers and intelligent wheelchairs generally require the installation of special handle devices to facilitate user operation and to detect use.
Therefore, the invention provides the handle device and the intelligent walking aid device, which are practical, applicable, easy to use and low in cost, lay a foundation for the research and development and production of the intelligent walking aid and the intelligent wheelchair, and provide key parts, thereby meeting the requirements of the elderly and disabled persons with unstable walking or lower limb movement dysfunction on the intelligent walking aid.
Disclosure of Invention
The invention is realized by adopting the following technical scheme:
a handle assembly comprising an outer housing, a gland, a handle member and a hand brake member, wherein: the inside of the outer shell is of a cavity structure, the outer shell is provided with an upper opening and a side opening, a gland is arranged on the upper opening, a handle piece and a hand brake piece are respectively inserted into the outer shell from the side opening, and the handle piece is arranged above the hand brake piece; the handle piece can rotate relative to the outer shell, and the hand brake piece can rotate relative to the outer shell.
The handle device comprises: the pressure rod of the handle member and the hand brake rotating member of the hand brake member are inserted into the housing from the side openings, respectively.
The handle device comprises: the handle piece comprises a first pin shaft, a pre-tightening screw, a C-shaped block, a pressing block, an upper pad, a pressure sensor, a lower pad, a pressing head, a pressure rod and a handle rod; the gland passes through the bolt fastening in the upper portion of shell body, covers on the upper portion opening of shell, and the C type piece passes through bolt and gland connection, and the C type piece is opened there is a C type through-hole groove, installs briquetting, upper pad, pressure sensor, lower pad and pressure head from top to bottom in proper order in C type through-hole groove, pretension screw in the screw of gland and with the hole bottom butt of the shallow counter bore of briquetting upper portion.
The handle device comprises: the head of the pressure rod is arranged at the lower part of the pressure head after the pressure rod is inserted into the shell from the side opening, and the pressure head is contacted with the head of the pressure rod; the pressure rod is provided with a pin shaft hole, the outer shell is also provided with a first pin shaft hole, and the first pin shaft is arranged on the outer shell after passing through the first pin shaft hole of the outer shell and the pin shaft hole of the pressure rod.
The handle device comprises: the head of the pressure rod is provided with a shallow counter bore, and the lower end surface of the pressure head is in opposite contact with the bottom surface of the counter bore of the head of the pressure rod; the part of the pressure rod exposed out of the side opening of the outer shell is fixedly connected with the handle rod, and the handle sleeve is sleeved outside the handle rod.
The handle device comprises: the lead wire of the pressure sensor is led out from the opening at the front side of the C-shaped through hole groove.
The handle device comprises: the hand brake piece comprises a hand brake handle, a second pin shaft, a third pin shaft, a hand brake rotating piece, a magnet, a Hall sensor fixing block, a first spring hanging rod, a spring and a second spring hanging rod; the hand brake rotating piece is inserted into the outer shell from the side opening of the outer shell, a second pin shaft hole is formed in the outer shell, and the second pin shaft penetrates through the second pin shaft hole and the pin shaft hole in the hand brake rotating piece and then is arranged on the outer shell; the part of the hand brake rotating piece exposed out of the side opening is hinged with the hand brake handle through a third pin shaft.
The handle device comprises: the hand brake rotating piece is embedded with a magnet at the lower part of the front side in the shell, the Hall sensor is fixed on a Hall sensor fixing block, the Hall sensor fixing block is fixed in the shell, and the Hall sensor is arranged opposite to the magnet; the hand brake rotating piece is provided with a first spring hanging rod and a second spring hanging rod respectively at the middle part of the front side in the shell and the inner side of the front wall of the shell body, and two ends of the spring are respectively hung on the first spring hanging rod and the second spring hanging rod.
The handle device comprises: the small head at the lower part of the pressure head is exposed out of the bottom of the C-shaped through hole groove, and the large head at the upper part is supported by the step in the C-shaped through hole groove
An intelligent walking aid device comprising a handle device as described above.
The intelligent walking aid device comprises: the intelligent walking aid comprises an intelligent wheelchair and an intelligent walking aid.
Compared with the prior art, the invention has the advantages and positive effects that at least the following steps are included:
1. the handle device is provided with the pressure sensor, so that the pressure applied to the handle by the hand of a user can be fully collected, and digital input is provided for the intelligent wheelchair and the intelligent walker, thereby realizing intelligent control of the wheelchair and the walker.
2. The hand brake sensing sensor is arranged on the hand grip device, so that the hand brake sensing distance can be well acquired, the stable braking of the wheelchair and the walker can be well realized according to the information, and the usability and the practicability of the wheelchair and the walker based on the hand brake sensing sensor are well improved.
3. The handle device provided by the invention adopts the low-cost pressure film sensor and the Hall distance sensor, has a simple structure and is easy to process, and the production cost of the whole handle can be reduced to a great extent.
4. The handle device is convenient to install and can be suitable for intelligent modification of most wheelchairs and walkers.
Drawings
FIG. 1 is a schematic view of the overall structure of the handle device of the present invention;
FIG. 2 is a cross-sectional view of the side view of FIG. 1;
FIG. 3 is an exploded view of the general structure of the present invention;
FIG. 4 is an exploded view of the other view of FIG. 3;
FIG. 5 is a partial view of bitmap 2;
FIG. 6 is a schematic diagram of the manual brake operation of the present invention;
FIG. 7 is a schematic view of the handle assembly of the present invention installed on an intelligent walker;
FIG. 8 is a schematic view of the handle assembly of the present invention installed in a smart wheelchair;
Detailed Description
The smart grip device of the present invention is described in detail below with reference to fig. 1-8.
As shown in fig. 1, 2, 3, 4 and 5, the handle device of the present invention includes an outer housing 01, a pressing cover 02, a handle member and a hand brake member. The inside of the outer shell 01 is of a cavity structure, the outer shell 01 is provided with an upper opening and a side opening 01c, the gland 02 is arranged on the upper opening, the pressure rod 18 of the handle piece and the hand brake rotating piece 22 of the hand brake piece are respectively inserted into the outer shell 01 from the side opening 01c, and the pressure rod 18 is arranged above the hand brake rotating piece 22.
The handle piece comprises a first pin shaft 03, a pre-tightening screw 11, a C-shaped block 12, a pressing block 13, an upper pad 14, a pressure sensor 15, a lower pad 16, a pressing head 17, a pressure rod 18, a handle rod 19 and a handle sleeve 20; the hand brake part comprises a hand brake handle 21, a hand brake rotating part 22, a second pin shaft 04, a third pin shaft 05, a magnet 23, a Hall sensor 24, a Hall sensor fixing block 25, a first spring hanging rod 26, a spring 27 and a second spring hanging rod 28.
The connection and installation relation of the parts is as follows: the gland 02 is fixed on the upper part of the shell 01 through bolts, covers the upper opening of the shell 01, and the C-shaped block 12, the pressing block 13, the upper pad 14, the pressure sensor 15, the lower pad 16, the pressing head 17 and the pressure rod 18 are sequentially arranged in the shell 01 from top to bottom; the C-shaped block 12 is connected with the gland 02 through a bolt, the C-shaped block 12 is provided with a C-shaped through hole groove 12a, a pressing block 13, an upper pad 14, a pressure sensor 15, a lower pad 16 and a pressing head 17 are sequentially arranged in the C-shaped through hole groove 12a from top to bottom, the small head at the lower part of the pressing head 17 is exposed out of the bottom of the C-shaped through hole groove 12a, and the large head at the upper part is supported by a step in the C-shaped through hole groove 12 a; the pressure rod 18 is inserted into the shell 01 from the side opening 01C, the head of the pressure rod 18 is arranged at the lower part of the pressure head 17, the pressure head 17 is contacted with the head of the pressure rod 18, and the pre-tightening screw 11 is screwed into a screw hole of the pressure cover 02, enters a C-shaped through hole groove 12a of the C-shaped block 12 from the upper part and is abutted with the bottom of a shallow counter bore at the upper part of the pressing block 13; the pressure rod 18 is provided with a pin shaft hole, the outer shell 01 is also provided with a first pin shaft hole, the first pin shaft 03 passes through the first pin shaft hole of the outer shell 01 and the pin shaft hole of the pressure rod 18 and then is arranged on the outer shell 01, and the pressure rod 18 can rotate around the first pin shaft 03; preferably, the head of the pressure rod 18 is provided with a shallow counter bore, and the lower end face 17a of the pressure head 17 is in opposite contact with the bottom face 18a of the counter bore of the pressure rod head; the part of the pressure rod 18 exposed out of the side opening 01c of the outer shell 01 is provided with a screw hole 18a, a handle rod 19 sleeved on the pressure rod 18 is fixed on the pressure rod 18 through a bolt arranged on the 18a, and a handle sleeve 20 is sleeved outside the handle rod 19; the lead wire of the pressure sensor 15 is led out from the opening at the front side of the C-shaped through hole groove 12a, the front wall of the outer shell 01 is provided with a wire guide hole, and the lead wire of the pressure sensor 15 is electrically connected with the control device of the wheelchair or the walker through the wire guide hole.
The outer shell 01 is also provided with a second pin shaft 04 through a second pin shaft hole on the outer shell 01, and the second pin shaft hole is arranged at the lower part of the first pin shaft hole; the hand brake rotating piece 22 is inserted into the outer shell 01 from the side opening 01c, the second pin shaft 04 passes through the second pin shaft hole and the pin shaft hole on the hand brake rotating piece 22 and then is arranged on the outer shell 01, the hand brake rotating piece 22 can rotate around the second pin shaft 04, and the part of the hand brake rotating piece 22 exposed outside the side opening 01c is hinged with the hand brake handle 21 through a third pin shaft 05; the hand brake rotating piece 22 is embedded with a magnet 23 at the lower part of the front side in the shell 01, the Hall sensor 24 is fixed on a Hall sensor fixed block 25, the Hall sensor fixed block 25 is fixed in the shell 01, and the Hall sensor 24 is opposite to the magnet 23; the hand brake rotating piece 22 is provided with a first spring hanging rod 26 at the middle part of the front side in the shell 01, the inner side of the front wall of the shell 01 is provided with a second spring hanging rod 28, and two ends of a spring 27 are respectively hung on the first spring hanging rod 26 and the second spring hanging rod 28. The leads of the hall sensor 24 are electrically connected to the control device of the wheelchair or walker via wire guides in the front wall of the outer housing 01.
The specific operation of the invention is as follows:
as shown in fig. 2, 3, 4 and 5, when a user presses his hand on the handle sleeve 20 of the present invention, the head of the pressure bar 18 rotates about the first pin shaft 03 in the direction of arrow M, the head sinking surface 18a of the pressure bar 18 applies force to the lower end surface 17a of the ram, and the ram 17 is lifted up, so that the lower pad 16, the pressure sensor 15, the upper pad 14 and the pressing block 13 are moved or deformed upward in the C-shaped groove of the C-shaped block, and thus the pressure sensor 15 detects the pressure applied to the pressure sensor 15 by the lower pad 16 and the upper pad 14 and transmits the pressure to the control device through the lead wire. The upper pad 14 and the lower pad 16 are made of soft materials such as rubber, and can protect the pressure sensor 15. The pre-tightening screw 11 is adjusted so that the pre-tightening screw can change the pressure applied to the pressing block 13, and the pre-tightening screw and the pressure rod 18, the lower pad 16 and the upper pad 14 cooperate to change the force pre-applied to the pressure sensor 15; by adjusting the pre-tightening screw 11, a reliable force measurement of the pressure sensor 15 can be ensured.
As shown in fig. 2 and 6, when the user holds the hand brake lever 21 to turn it in the direction of the handle grip 20, the hand brake turning member 22 is rotated by the combined action of the spring 28 and the hand brake lever 21, so that the distance D between the magnet 23 and the hall sensor 24 is increased, the hall sensor 24 can detect a change in the distance D, and the control device can control the braking strength according to the change in the distance D. The spring 27 can increase the resistance when rotating the hand brake lever 21, so that the user can feel similar to using a mechanical brake, and the use comfort is increased. Meanwhile, when the user releases the hand brake lever, the spring 27 can ensure that the hand brake rotor 22 is reset to the initial position.
In a preferred embodiment of the present invention, as shown in fig. 7, the intelligent handle device HB of the present invention is installed on the walker WB, the pressure sensor 15 and the hall sensor 24 are connected to the controller CB of the walker WB through signal lines, and by receiving the pressure and distance signals from the intelligent handle HB, the use state and the use characteristics of the walker can be determined, and the starting, stopping, running speed, automatic following, handle-off braking, electronic braking, braking speed, etc. of the walker are controlled, so that the walker has intelligent functions, the safety of the user is better ensured, and the usability and safety of the walker are improved.
In another preferred embodiment of the present invention, as shown in fig. 8, the intelligent handle device HB of the present invention is mounted on the wheelchair WC, and when a caregiver pushes the wheelchair by using the handle cover 20, the pressure and distance signals from the intelligent handle HB are received, so that the use state and the use characteristics of the wheelchair can be determined, and the start, stop, power assistance, damping, etc. of the wheelchair are controlled according to the signals, so that the wheelchair has an intelligent function, the labor intensity of the caregiver can be effectively reduced, the safety of the user of the wheelchair can be better ensured, and the usability and safety of the wheelchair can be improved. .
It will be appreciated by persons skilled in the art that the foregoing illustrations and examples have been provided merely to illustrate the invention and are not intended to be limiting thereof.
Claims (3)
1. The utility model provides a handle device, includes shell body, gland, handle spare and manual brake spare, its characterized in that: the inside of the outer shell is of a cavity structure, the outer shell is provided with an upper opening and a side opening, a gland is arranged on the upper opening, a handle piece and a hand brake piece are respectively inserted into the outer shell from the side opening, and the handle piece is arranged above the hand brake piece; the handle piece can rotate relative to the outer shell, and the hand brake piece can rotate relative to the outer shell; the handle piece comprises a first pin shaft, a pre-tightening screw, a C-shaped block, a pressing block, an upper pad, a pressure sensor, a lower pad, a pressing head, a pressure rod and a handle rod; the pressing cover is fixed on the upper part of the shell through a bolt and covers the upper opening of the shell, the C-shaped block is connected with the pressing cover through a bolt, a C-shaped through hole groove is formed in the C-shaped block, a pressing block, an upper pad, a pressure sensor, a lower pad and a pressing head are sequentially arranged in the C-shaped through hole groove from top to bottom, and a pre-tightening screw is screwed into a screw hole of the pressing cover and is abutted with the bottom of a shallow counter bore in the upper part of the pressing block; the head of the pressure rod is arranged at the lower part of the pressure head after the pressure rod is inserted into the shell from the side opening, and the pressure head is contacted with the head of the pressure rod; the pressure rod is provided with a pin shaft hole, the outer shell is also provided with a first pin shaft hole, and the first pin shaft passes through the first pin shaft hole of the outer shell and the pin shaft hole of the pressure rod and then is arranged on the outer shell; the hand brake piece comprises a hand brake handle, a second pin shaft, a third pin shaft, a hand brake rotating piece, a magnet, a Hall sensor fixing block, a first spring hanging rod, a spring and a second spring hanging rod; the hand brake rotating piece is inserted into the outer shell from the side opening of the outer shell, a second pin shaft hole is formed in the outer shell, and the second pin shaft penetrates through the second pin shaft hole and the pin shaft hole in the hand brake rotating piece and then is arranged on the outer shell; the part of the hand brake rotating piece exposed out of the side opening is hinged with the hand brake handle through a third pin shaft; the hand brake rotating piece is embedded with a magnet at the lower part of the front side in the shell, the Hall sensor is fixed on a Hall sensor fixing block, the Hall sensor fixing block is fixed in the shell, and the Hall sensor is arranged opposite to the magnet; the hand brake rotating piece is provided with a first spring hanging rod and a second spring hanging rod respectively at the middle part of the front side in the shell and the inner side of the front wall of the shell body, and two ends of the spring are respectively hung on the first spring hanging rod and the second spring hanging rod.
2. The handle device according to claim 1, wherein: the pressure rod of the handle member and the hand brake rotating member of the hand brake member are inserted into the housing from the side openings, respectively.
3. An intelligent walking aid device which is characterized in that: the intelligent walker apparatus comprising a handle apparatus as claimed in any one of claims 1 to 2.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202111559564.5A CN114305993B (en) | 2021-12-20 | 2021-12-20 | Handle device and intelligent walking aid device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202111559564.5A CN114305993B (en) | 2021-12-20 | 2021-12-20 | Handle device and intelligent walking aid device |
Publications (2)
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CN114305993A CN114305993A (en) | 2022-04-12 |
CN114305993B true CN114305993B (en) | 2023-11-14 |
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CN202111559564.5A Active CN114305993B (en) | 2021-12-20 | 2021-12-20 | Handle device and intelligent walking aid device |
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CN (1) | CN114305993B (en) |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH10152027A (en) * | 1996-11-22 | 1998-06-09 | Daiei:Kk | Hand brake |
US6216825B1 (en) * | 1999-08-16 | 2001-04-17 | Chih-Cheng Hung | Brake mechanism |
JP2004344272A (en) * | 2003-05-21 | 2004-12-09 | Kawamura Cycle:Kk | Hand brake operation device for wheelchair |
CN101663195A (en) * | 2006-12-20 | 2010-03-03 | 古斯塔夫梅根沃斯有限责任公司 | Handlebar grip |
CN202163565U (en) * | 2011-07-21 | 2012-03-14 | 易扬波 | Rollator brake locking device |
CN102616328A (en) * | 2012-04-12 | 2012-08-01 | 黄石职业技术学院 | Hand brake device |
CN203544079U (en) * | 2013-09-25 | 2014-04-16 | 东莞威信运动用品有限公司 | Self-locking brake handle |
CN104210602A (en) * | 2013-05-30 | 2014-12-17 | 株式会社岛野 | Control device |
DE102013217906B3 (en) * | 2013-09-09 | 2014-12-24 | Schaeffler Technologies Gmbh & Co. Kg | Braking device for walking aids |
CN107176256A (en) * | 2017-07-31 | 2017-09-19 | 张同合 | A kind of travelling aided bicycle brake system |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040020322A1 (en) * | 2002-07-31 | 2004-02-05 | Yu-Chi Hsieh | Brake handle structure for mobility aid |
US8083239B2 (en) * | 2008-10-08 | 2011-12-27 | Evolution Technologies Inc. | Foldable walker apparatus |
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2021
- 2021-12-20 CN CN202111559564.5A patent/CN114305993B/en active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10152027A (en) * | 1996-11-22 | 1998-06-09 | Daiei:Kk | Hand brake |
US6216825B1 (en) * | 1999-08-16 | 2001-04-17 | Chih-Cheng Hung | Brake mechanism |
JP2004344272A (en) * | 2003-05-21 | 2004-12-09 | Kawamura Cycle:Kk | Hand brake operation device for wheelchair |
CN101663195A (en) * | 2006-12-20 | 2010-03-03 | 古斯塔夫梅根沃斯有限责任公司 | Handlebar grip |
CN202163565U (en) * | 2011-07-21 | 2012-03-14 | 易扬波 | Rollator brake locking device |
CN102616328A (en) * | 2012-04-12 | 2012-08-01 | 黄石职业技术学院 | Hand brake device |
CN104210602A (en) * | 2013-05-30 | 2014-12-17 | 株式会社岛野 | Control device |
DE102013217906B3 (en) * | 2013-09-09 | 2014-12-24 | Schaeffler Technologies Gmbh & Co. Kg | Braking device for walking aids |
CN203544079U (en) * | 2013-09-25 | 2014-04-16 | 东莞威信运动用品有限公司 | Self-locking brake handle |
CN107176256A (en) * | 2017-07-31 | 2017-09-19 | 张同合 | A kind of travelling aided bicycle brake system |
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CN114305993A (en) | 2022-04-12 |
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