CN103930081A - Tricycle wheelchair - Google Patents
Tricycle wheelchair Download PDFInfo
- Publication number
- CN103930081A CN103930081A CN201180074824.8A CN201180074824A CN103930081A CN 103930081 A CN103930081 A CN 103930081A CN 201180074824 A CN201180074824 A CN 201180074824A CN 103930081 A CN103930081 A CN 103930081A
- Authority
- CN
- China
- Prior art keywords
- wheel
- hand axis
- posture
- frame
- rotation
- 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
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
- A61G5/02—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs propelled by the patient or disabled person
- A61G5/021—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs propelled by the patient or disabled person having particular propulsion mechanisms
- A61G5/023—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs propelled by the patient or disabled person having particular propulsion mechanisms acting directly on hubs or axis
-
- 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
- A61G5/02—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs propelled by the patient or disabled person
- A61G5/024—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs propelled by the patient or disabled person having particular operating means
- A61G5/026—Cranks or hand wheels
-
- 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
- A61G5/1005—Wheelchairs having brakes
-
- 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
- A61G5/1005—Wheelchairs having brakes
- A61G5/1035—Wheelchairs having brakes manipulated by wheelchair user
-
- 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
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/1089—Anti-tip devices
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)
- Automatic Cycles, And Cycles In General (AREA)
Abstract
A problem which the present invention addresses is to provide a tricycle wheelchair with which it is possible to smoothly implement a turn operation up to a pivot turn with a simple manipulation, and to travel well even on an inclined surface. To solve this problem, the present invention is a tricycle wheelchair comprising: a pair of front wheels (16, 18) which are positioned to the left and right; one rear wheel (5) which is positioned to the rear thereof; a manipulation handle (25) which manipulates the facing of the rear wheel (5); and a motive force transmission mechanism (21) which transmits rotating drive motive force of pedal parts (3) to the pair of front wheels (16, 18). The rear wheel (5) is positioned in a middle location between the pair of front wheels (16, 18) and to the rear thereof. The motive force transmission mechanism (21) further comprises a differential mechanism (19) which is interposed between a left shaft (15) and a right shaft (17).
Description
Technical field
The present invention relates to the three-wheel wheelchair turning round by scrunching pedal.
Background technology
In TOHKEMY 2010-259517 communique, propose to have and can occupy under the state of the posture on chair in maintenance, the three-wheel wheelchair turning round by scrunching the pedal in front.This three-wheel wheelchair possesses a pair of front-wheel in left and right, possessing handling maneuver wheel than front-wheel by the position at rear.And, using the front-wheel on the right side in pair of right and left front-wheel as driving wheel, using the front-wheel in left side as floating roller, drive driving wheel to make it rotation by scrunching pedal, operate handling maneuver wheel by lever operated, thereby carry out turning action.
In the three-wheel wheelchair with above-mentioned structure, existence can be turned fast but in the time turning to the right, is difficult to the problem of turning fast in the time turning to the left.In addition, there are the following problems: due to the rotary driving force of pedal is only passed to driving wheel, and be not passed to floating roller, so be difficult to travel on inclined-plane.
Summary of the invention
The present invention puts in view of the above problems and completes, its problem is to provide a kind of three-wheel wheelchair, this three-wheel wheelchair is from the larger turning action of radius of turn until become the such less turning action of radius of turn of U-turn (super letter ground cycle) and can successfully realize by shirtsleeve operation, even also can travel well on inclined-plane.
In order to solve above-mentioned problem, the three-wheel wheelchair the present invention relates to possesses: a pair of front-wheel that is disposed in left and right; Be disposed in a trailing wheel by the position at rear than above-mentioned front-wheel; Operation trailing wheel towards operating grip; For the foot-operated tread portion of user; And the rotary driving force of above-mentioned tread portion is passed to the Poewr transmission mechanism of a pair of front-wheel, above-mentioned three-wheel wheelchair is characterised in that, above-mentioned trailing wheel is disposed in the rear in the centre position of a pair of front-wheel, and above-mentioned Poewr transmission mechanism has: the left-hand axis linking with the front-wheel in left side; The right-hand axis linking with the front-wheel on right side; And be located in the differential attachment between left-hand axis and right-hand axis, above-mentioned differential attachment by the rotary speed from tread portion transmission with trailing wheel distribute to respectively left-hand axis and right-hand axis towards corresponding size and direction of rotation.
Another being characterised in that of the present invention, aforesaid operations handle design is: arranging to the mode of both forward and reverse directions rotation on horizontal plane, the rotation operation of a direction by aforesaid operations handle makes above-mentioned trailing wheel change clockwise posture, realize the U-turn of left-hand rotation by change clockwise the posture of 90 degree from straight ahead posture, the spinning movement of another direction by aforesaid operations handle makes above-mentioned trailing wheel around counterclockwise changing posture, by realize the U-turn of right-hand rotation around the posture that counterclockwise changes 90 degree from straight ahead posture.
In addition, another feature of the present invention is, above-mentioned actuating mechanism possesses: gear ring, and it is driven and rotates by above-mentioned tread portion; Members of frame, itself and above-mentioned gear ring are driven integratedly and are rotated; Left angular wheel, its be disposed in freely to rotate above-mentioned members of frame inner surface left part and be combined with above-mentioned left-hand axis; Right bevel gear, its be disposed in freely to rotate above-mentioned members of frame inner surface right side part and be combined with above-mentioned right-hand axis; And Intermediate bevel gears, it is disposed in the other parts of the inner surface of above-mentioned members of frame freely to rotate in the mode engaging with above-mentioned left angular wheel and above-mentioned right bevel gear.
Brief description of the drawings
Fig. 1 is the overall perspective view from the three-wheel wheelchair of forward observation one embodiment of the present invention.
Fig. 2 is the overall perspective view of observing above-mentioned three-wheel wheelchair from rear.
Fig. 3 is the rearview of the major part of above-mentioned three-wheel wheelchair.
Fig. 4 schematically shows the center of rotation of above-mentioned three-wheel wheelchair and the top view of radius of turn.
Detailed description of the invention
Based on embodiment shown in the drawings, the present invention will be described.Fig. 1, Fig. 2 represent the unitary construction of the three-wheel wheelchair of one embodiment of the present invention.Wherein, the direction that all directions such as all around that use in text are observed taking the angle of the user from occupying this three-wheel wheelchair is as benchmark.
In the three-wheel wheelchair of present embodiment, the skeleton part of three-wheel wheelchair by be positioned at the main frame 1 of left and right directions central authorities and on left and right directions, clip this main frame 1 and location pair of right and left body side frame 2 form.Main frame 1 extends along fore-and-aft direction, is supported with the tread portion 3 of foot-operated use at its fore-end.Be linked with the trailing wheel bolster 4 extending at the rear end part of main frame 1 downwards, be supported with trailing wheel 5 in the bottom of this trailing wheel bolster 4 in the mode that can rotate freely.
Left and right sides framework 2 has respectively: the back frame 6 of extending along the vertical direction, the seat frame 7 extending from the Xiang Xie front upper place, bottom of back frame 6, the scaffold 8 extending from the Xiang Xie front lower place, bottom of back frame 6 and the framework up and down 9 that the leading section that is divided into upper and lower two strands of two frameworks 7,8 that forwards extend is linked each other sleekly.Between this left and right back frame 6, set up back-rest 50, between left and right seat frame 7, set up medicated cushion portion 51.
And left and right sides framework 2 has respectively left and right framework 10, the auxiliary frame 11 extending from the rearward end of scaffold 8 and the rear portion, lower end from back frame 6 of extending to the oblique back lower place from the rearward end of seat frame 7 downwards and erects and extend towards front the armed lever 12 of setting.Left and right framework 10 is linked to main frame 1 in the mode that can freely adjust position, left and right.Auxiliary frame 11 is supported with in the mode that can rotate freely the ball castor 13 that prevents from toppling over use in its lower end.Arm cushion part 14 is installed on armed lever 12.
The leading section of the scaffold 8 having at the body side frame 2 in left side is supported with taking left and right directions as axial left-hand axis 15 in the mode that can rotate freely.Be fixed with the front-wheel 16 in left side in the outboard end of left-hand axis 15.In addition, the leading section of the scaffold 8 having at the body side frame 2 on right side is supported with taking left and right directions as axial right-hand axis 17 in the mode that can rotate freely, and is fixed with the front-wheel 18 on right side in the outboard end of right-hand axis 17.
Left-hand axis 15 and right-hand axis 17 are linked on same axle via differential attachment 19.Differential attachment 19 is positioned at the rear of tread portion 3, and the rotary driving force of tread portion 3 is passed via chain 20.Formed the Poewr transmission mechanism 21 that the rotary driving force of tread portion 3 is passed to left and right front-wheel 16,18 by above-mentioned each structure.About the more detailed structure aftermentioned of Poewr transmission mechanism 21.
In the three-wheel wheelchair of present embodiment, pair of right and left front-wheel 16,18 all becomes driving wheel, and a trailing wheel 5 that is disposed in the rear in the centre position of left and right front-wheel 16,18 becomes handling maneuver wheel.For operate trailing wheel 5 towards operating means 22 be linked to left side or the seat frame 7 on right side in the mode that can freely load and unload, therefore by the coupling position of selection operation device 22, no matter which direction all can operate from left and right.
Operating means 22 possesses mode can freely loading and unloading and is fixed on the column sections 23 of seat frame 7, is accommodated in the operation disk (omitting diagram) in the incorporating section 24 of column sections 23 tops in the mode that can freely swing and is linked to integratedly the operating grip 25 of operation disk.Operating grip 25 extends and arranges towards top along longitudinal type motion arm 27 from the front of horizontal type motion arm 26, also possesses brake bar 28 at longitudinal type motion arm 27.
Operating grip 25 can rotate freely to both forward and reverse directions on horizontal plane, and operation disk is accompanied by the rotation of this operating grip 25 and swings integratedly, via rope, trailing wheel bolster 4 is rotated, operate thus as the trailing wheel 5 of handling maneuver wheel towards.Towards the direction that makes trailing wheel 5 return to straight ahead posture, trailing wheel bolster 4 is applied to active force by spring 29.
As above-mentioned, Poewr transmission mechanism 21 has and is linked to as the left-hand axis 15 of the front-wheel 16 in the left side of driving wheel, is linked to equally as the right-hand axis 17 of the front-wheel 18 on the right side of driving wheel and is folded in the differential attachment 19 between two axles 15,17 on same axle.
As shown in Figure 3, differential attachment 19 possesses the rectangular box-like members of frame 31 that sets up the gear ring 30 of chain 20 and be fixed on integratedly this gear ring 30 between itself and tread portion 3, disposes left angular wheel 32, right bevel gear 33 and a pair of Intermediate bevel gears 34,35 at the inner surface of this members of frame 31 in the mode that can rotate freely.
Members of frame 31 is by forming as lower component: the left wall portion 36 that inserts in the mode that can rotate freely for left-hand axis 15, the right wall portion 37 inserting in the mode that can rotate freely for right-hand axis 17 and make a pair of midfeather portion 38,39 connected to each other with the opposed end of left and right directions of left wall portion 36 and right wall portion 37.Left angular wheel 32 is fixed on the leading section of the left-hand axis 15 that is inserted through left wall portion 36, and with left-hand axis 15 one rotations.Right bevel gear 33 is fixed on the leading section of the right-hand axis 17 that is inserted through right wall portion 37, and with right-hand axis 17 one rotations.
The rotating shaft that a pair of Intermediate bevel gears 34,35 is configured to is each other positioned on same axle.The rotating shaft here arrange into the rotating shaft direct cross of left angular wheel 32 and right bevel gear 33.
The differential attachment 19 being formed by above-mentioned structure by the rotary speed of transmitting from tread portion 3 using with trailing wheel 5 as handling maneuver wheel distribute to respectively left-hand axis 15 front-wheel 16 of the left side of its combination (and with) and right-hand axis 17 front-wheel 18 of the right side of its combination (and with) towards corresponding size and direction of rotation.In other words, by making operating grip 25 rotation change the angle of trailing wheels 5, thereby can freely and successfully change the ratio and the ratio of rotary speed of front-wheel 18 that is passed to right side of the rotary speed of the front-wheel 16 that is passed to left side.
Fig. 4 shows the turning center of the angle [alpha] that makes trailing wheel 5 in the situation that changing between 0～90 ° and an example of turning path.The posture of the trailing wheel 5 being represented by solid line in figure is straight ahead postures, will be made as angle [alpha] around overlooking the angle that is viewed as clockwise direction rotation taking this straight ahead posture as benchmark trailing wheel 5.
In the case of angle [alpha]=0 of trailing wheel 5 °,, at trailing wheel 5 in straight ahead posture in the situation that, the gear ring 30 and members of frame 31 one rotations that make differential attachment 19 by scrunching tread portion 3, each bevel gear 32,33,34,35 that now members of frame 31 possesses keeps resting state with respect to members of frame 31.Therefore, left-hand axis 15 and right-hand axis 17 are with the direction identical with gear ring 30, members of frame 31 and identical rotary speed one rotation.Thus, left side front-wheel 16 and right side front wheel 18 are all towards positive direction and with identical rotary speed (, with 1:1 rotary speed) rotation.
In the case of angle [alpha]=47.4 of trailing wheel 5 °, if scrunch tread portion 3, members of frame 31 is rotated, a pair of Intermediate bevel gears 34,35 is rotated with respect to members of frame 31 respectively, left angular wheel 32 reverses with respect to members of frame 31, right bevel gear 33 is with respect to members of frame 31 forwards, as a result, the ratio of the rotary speed of the front-wheel 16 in left side and the front-wheel 18 on right side is changed to 2:8.Now, carry out the turning action centered by the some A in scheming.
The central point of the front-wheel in left side 16 is being made as to a B, when intermediate point between the front-wheel on the front-wheel in left side 16 and right side 18 is made as to some D, the distance d1=490mm of the fore-and-aft direction between some D and trailing wheel 5, the distance d2=540mm of the left and right directions between front-wheel 16 and the front-wheel 18 on right side in left side, the distance d3=180mm of the left and right directions between some A and some B.According to the size relationship between the premises, determine ratio, the turning race way diameter of rotary speed.In this case, turning race way diameter is roughly 1330mm.
In the case of angle [alpha]=61.1 of trailing wheel 5 °, if scrunch tread portion 3, members of frame 31 is rotated, a pair of Intermediate bevel gears 34,35 is rotated with respect to members of frame 31, left angular wheel 32 reverses with respect to members of frame 31, right bevel gear 33 is with respect to members of frame 31 forwards, as a result, left-hand axis 15 is stopped the rotation with the front-wheel 16 in left side, the front-wheel 18 on right-hand axis 17 and right side when with straight ahead compared with the rotary speed of multiplication carry out forward.Thus, carry out the pivot turn (letter ground cycle) centered by a B (central point of the front-wheel 16 in left side).Turning race way diameter is now roughly 1119mm.
In the case of angle [alpha]=77.6 of trailing wheel 5 °, left-hand axis 15 is reversed with the front-wheel 16 in left side, and right-hand axis 17 is carried out forward with the front-wheel 18 on right side with the rotary speed larger than this speed reversal, thereby carries out the turning action centered by a C.The distance d4=162mm of the left and right directions between some B and some C, the distance d5=378mm of the left and right directions between some C and the wheel 18 on right side, now, the ratio of the rotary speed of the rotary speed of the front-wheel 16 (reversion) in left side and the wheel 18 (forward) on right side is changed to 3:7.Turning race way diameter is roughly 1004mm.
Then, reach α=90 ° in the angle of trailing wheel 5, left-hand axis 15 is reversed with the front-wheel 16 in left side, the front-wheel 18 on right-hand axis 17 and right side carries out forward with the rotary speed identical with this speed reversal (, 1:1 rotary speed), thereby can realize the U-turn of the left-hand rotation centered by a D (central point between the front-wheel 16 in left side and the front-wheel 18 on right side).Turning race way diameter is now roughly 980mm.
As described above, operating operation handle 25 makes it towards a direction rotation, and make trailing wheel 5 in the scope of 0～90 °, change clockwise posture, can, between straight ahead～left-hand rotation pivot turn～left-hand rotation U-turn, infinitely realize various turning action thus.
On the other hand, if operating operation handle 25 makes its rotation to another way on horizontal plane, trailing wheel 5 is around counterclockwise changing posture in the scope of 0～90 °.Now, according to the mechanism identical with the above-mentioned situation that changes clockwise posture, can, between straight ahead～right-hand rotation pivot turn～right-hand rotation U-turn, infinitely realize various turning action.
In other words, in the three-wheel wheelchair of present embodiment, by utilizing both feet to scrunch tread portion 3 while utilize one hand to make operating grip 25 rotate such shirtsleeve operation, can, between left-hand rotation U-turn～left-hand rotation pivot turn～straight ahead～right-hand rotation pivot turn～right-hand rotation U-turn, infinitely realize various turning action.And, because pair of right and left front-wheel 16,18 all becomes driving wheel, so even also can travel well on the surfaces such as inclined-plane.
Above, describe the present invention based on embodiment shown in the drawings, but the present invention is not limited to above-mentioned embodiment, as long as in the scope of purport of the present invention, can carries out suitable design alteration.
Claims (3)
1. a three-wheel wheelchair, possesses:
Be disposed in a pair of front-wheel of left and right;
Be disposed in a trailing wheel by the position at rear than described front-wheel;
Operation trailing wheel towards operating grip;
For the foot-operated tread portion of user; And
The rotary driving force of tread portion is passed to the Poewr transmission mechanism of a pair of front-wheel,
Described three-wheel wheelchair is characterised in that,
Described trailing wheel is disposed in the rear in the centre position of a pair of front-wheel,
Described Poewr transmission mechanism has:
The left-hand axis linking with the front-wheel in left side;
The right-hand axis linking with the front-wheel on right side; And
Be located in the differential attachment between left-hand axis and right-hand axis,
Described differential attachment by the rotary speed from tread portion transmission with trailing wheel distribute to respectively left-hand axis and right-hand axis towards corresponding size and direction of rotation.
2. three-wheel wheelchair according to claim 1, is characterized in that,
Described operating grip is designed to: arranging to the mode of both forward and reverse directions rotation on horizontal plane, the rotation operation of a direction by described operating grip makes described trailing wheel change clockwise posture, realize the U-turn of left-hand rotation by change clockwise the posture of 90 degree from straight ahead posture, the spinning movement of another direction by described operating grip makes described trailing wheel around counterclockwise changing posture, by realize the U-turn of right-hand rotation around the posture that counterclockwise changes 90 degree from straight ahead posture.
3. three-wheel wheelchair according to claim 1 and 2, is characterized in that,
Described actuating mechanism possesses:
Gear ring, it is driven and rotates by described tread portion;
Members of frame, itself and described gear ring are driven integratedly and are rotated;
Left angular wheel, its be disposed in freely to rotate described members of frame inner surface left part and be combined with described left-hand axis;
Right bevel gear, its be disposed in freely to rotate described members of frame inner surface right side part and be combined with described right-hand axis; And
Intermediate bevel gears, it is disposed in the other parts of the inner surface of described members of frame freely to rotate in the mode engaging with described left angular wheel and described right bevel gear.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2011/076261 WO2013073003A1 (en) | 2011-11-15 | 2011-11-15 | Tricycle wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103930081A true CN103930081A (en) | 2014-07-16 |
Family
ID=46793900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180074824.8A Pending CN103930081A (en) | 2011-11-15 | 2011-11-15 | Tricycle wheelchair |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4995999B1 (en) |
| CN (1) | CN103930081A (en) |
| WO (1) | WO2013073003A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112515868A (en) * | 2020-12-17 | 2021-03-19 | 杨维 | Convenient wheelchair of surgical nursing |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014226267A (en) * | 2013-05-21 | 2014-12-08 | 株式会社Ｔｅｓｓ | Foot pedal type wheelchair |
| CN105406482B (en) * | 2015-12-07 | 2018-09-11 | 广东电网有限责任公司汕头供电局 | Voltage powerless control method based on reactive power compensator and its system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2384848Y (en) * | 1998-09-18 | 2000-06-28 | 王殿基 | Two front driving rare single wheel steering type self-running car |
| JP2002340138A (en) * | 2001-05-21 | 2002-11-27 | Honda Motor Co Ltd | Automatic transmission for vehicle |
| JP2004510498A (en) * | 2000-10-02 | 2004-04-08 | ベルケルマンス，ヘンリクス ビルヘルムス アントニウス | Assembly with wheelchair and reclining cycle |
| JP2006280398A (en) * | 2005-03-31 | 2006-10-19 | Univ Kansai | Foot-driven type wheelchair |
| JP2010259517A (en) * | 2009-04-30 | 2010-11-18 | Tohoku Univ | Three-wheel foot pedal type wheelchair |
-
2011
- 2011-11-15 JP JP2012511849A patent/JP4995999B1/en not_active Expired - Fee Related
- 2011-11-15 CN CN201180074824.8A patent/CN103930081A/en active Pending
- 2011-11-15 WO PCT/JP2011/076261 patent/WO2013073003A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2384848Y (en) * | 1998-09-18 | 2000-06-28 | 王殿基 | Two front driving rare single wheel steering type self-running car |
| JP2004510498A (en) * | 2000-10-02 | 2004-04-08 | ベルケルマンス，ヘンリクス ビルヘルムス アントニウス | Assembly with wheelchair and reclining cycle |
| JP2002340138A (en) * | 2001-05-21 | 2002-11-27 | Honda Motor Co Ltd | Automatic transmission for vehicle |
| JP2006280398A (en) * | 2005-03-31 | 2006-10-19 | Univ Kansai | Foot-driven type wheelchair |
| JP2010259517A (en) * | 2009-04-30 | 2010-11-18 | Tohoku Univ | Three-wheel foot pedal type wheelchair |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112515868A (en) * | 2020-12-17 | 2021-03-19 | 杨维 | Convenient wheelchair of surgical nursing |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4995999B1 (en) | 2012-08-08 |
| JPWO2013073003A1 (en) | 2015-04-02 |
| WO2013073003A1 (en) | 2013-05-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104487328B (en) | Vehicle | |
| US8662211B2 (en) | Omnidirectional vehicle | |
| TW201202081A (en) | Steering device for vehicle with two front wheels | |
| CN202080324U (en) | Two degree of freedom four-wheel steering mechanism | |
| WO2008044838A1 (en) | Tiltable suspension | |
| CN1188312C (en) | Device for stop locking tricycle | |
| CN103930081A (en) | Tricycle wheelchair | |
| JP7198445B2 (en) | Drive wheel and trolley | |
| JP2011020558A (en) | Rocking type small tricycle | |
| CN1320936C (en) | Car model | |
| JP2012096703A (en) | Suspension apparatus | |
| CN202449127U (en) | Child tricycle steering by rear wheels | |
| CN105539584B (en) | A kind of three-wheeled motor vehicle of anti-tipping turning | |
| CN109250020A (en) | A kind of oscillating control device of recumbent bicycle | |
| CN100379627C (en) | Vehicle steering device | |
| CN213292399U (en) | Children's barrow | |
| WO2015146803A1 (en) | Driving mode switch control method and vehicle | |
| JP6618170B2 (en) | Mobile transfer device | |
| CN218559048U (en) | Child's bike | |
| CN208198689U (en) | A kind of children wave bogie car | |
| JP2010023709A (en) | Wheel angle changing mechanism | |
| KR20080058942A (en) | Power train of a five-wheel-drive vehicle | |
| WO2021124506A1 (en) | Vehicle | |
| CN205854411U (en) | Motor tricycle body gravity counter lock fixed structure | |
| JP2016059598A (en) | Care support device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140716 |