JPH0471398U - - Google Patents
Info
- Publication number
- JPH0471398U JPH0471398U JP11599390U JP11599390U JPH0471398U JP H0471398 U JPH0471398 U JP H0471398U JP 11599390 U JP11599390 U JP 11599390U JP 11599390 U JP11599390 U JP 11599390U JP H0471398 U JPH0471398 U JP H0471398U
- Authority
- JP
- Japan
- Prior art keywords
- drive shaft
- rotary cylinder
- front wheel
- rotary
- protrusion pin
- 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.)
- Granted
Links
Landscapes
- Automatic Cycles, And Cycles In General (AREA)
Description
第１図は、この考案の一実施例を示す斜視図で
ある。第２図は、第１の実施例の前輪駆動部を示
す斜視図である。第３図は、第１図の実施例のハ
ンドル操作機構の直進状態を示す正面図である。
第４図は、第１図の実施例のハンドル操作機構の
ハンドルを傾けた状態を示す正面図である。第５
図は、第３図の直進状態における駆動軸と回転筒
の状態を示す断面図である。第６図は、第４図の
ハンドルを傾けた状態における駆動軸と回転筒の
状態を示す断面図である。第７図は、この考案を
車椅子に応用した他の実施例を示す側面図である
。第８図は、第７図に示す実施例の平面図である
。第９図は、第７図の実施例の前輪駆動部を示す
部分背面図である。
図において、１は前輪、２および３は後輪、４
は本体フレーム、５はフロントフレーム、６はリ
ヤフレーム、７はサドル、８は第１のギア、９は
ギアクランク、１０はペダル、１１はハンドル、
２０はチエーン、２１は第２のギア、２２は第３
のギア、２３はチエーン、２４は第４のギア、２
５は第１の支持フレーム、２６は第２の指示フレ
ーム、２７は第３の支持フレーム、３０は駆動軸
、３１は回転筒、３２は回転筒支持体、３０ａは
突起ピン、３１ａは係合孔、３３はシリンダ、４
０は車椅子、４１は本体フレーム、４２ａおよび
４２ｂは車輪、４３ａおよび４３ｂは補助輪、４
４は座部、５０は前輪駆動部、５１ａ，５１ｂ，
５２ａおよび５２ｂは連続フレーム、５３は駆動
部フレーム、５４は駆動ハンドル、５５はレバー
、５６は駆動軸、５７は回転筒、５８は前輪、５
９は回転筒支持体、６０は操縦ハンドルを示す。
FIG. 1 is a perspective view showing an embodiment of this invention. FIG. 2 is a perspective view showing the front wheel drive section of the first embodiment. FIG. 3 is a front view showing the handle operating mechanism of the embodiment shown in FIG. 1 in a straight-ahead state.
FIG. 4 is a front view showing a state in which the handle of the handle operating mechanism of the embodiment shown in FIG. 1 is tilted. Fifth
This figure is a cross-sectional view showing the state of the drive shaft and rotating cylinder in the straight-ahead state of FIG. 3. FIG. 6 is a sectional view showing the state of the drive shaft and rotating barrel when the handle of FIG. 4 is tilted. FIG. 7 is a side view showing another embodiment in which this invention is applied to a wheelchair. FIG. 8 is a plan view of the embodiment shown in FIG. 7. 9 is a partial rear view showing the front wheel drive section of the embodiment of FIG. 7. FIG. In the figure, 1 is the front wheel, 2 and 3 are the rear wheels, and 4 is the front wheel.
is the main body frame, 5 is the front frame, 6 is the rear frame, 7 is the saddle, 8 is the first gear, 9 is the gear crank, 10 is the pedal, 11 is the handle,
20 is the chain, 21 is the second gear, 22 is the third
gear, 23 is the chain, 24 is the fourth gear, 2
5 is a first support frame, 26 is a second instruction frame, 27 is a third support frame, 30 is a drive shaft, 31 is a rotating cylinder, 32 is a rotating cylinder support body, 30a is a projection pin, and 31a is an engagement Hole, 33 is cylinder, 4
0 is a wheelchair, 41 is a main body frame, 42a and 42b are wheels, 43a and 43b are auxiliary wheels, 4
4 is a seat portion, 50 is a front wheel drive portion, 51a, 51b,
52a and 52b are continuous frames, 53 is a drive unit frame, 54 is a drive handle, 55 is a lever, 56 is a drive shaft, 57 is a rotating cylinder, 58 is a front wheel, 5
Reference numeral 9 indicates a rotary cylinder support, and reference numeral 60 indicates a control handle.
Claims (1)
め少なくとも３つの車輪で車体を支持し走行する
三輪車であつて、 駆動力を伝達するための駆動力伝達手段と、 前記駆動力伝達手段によつて回転駆動する駆動
軸と、 前記駆動軸の回転とともに回転するように駆動
軸に取付けられる突起ピンと、 前記駆動軸のまわりに設けられ、かつ前記突起
ピンに係合する係合孔が形成されている回転筒と
、 前記駆動軸とともに回転する前記突起ピンによ
り回転する前記回転筒を回転可能に支持する回転
筒支持体とを備え、 前記回転筒のまわりに前輪が取付けられ、ハン
ドル操作に応じて前輪の方向が変わるように、前
記回転筒支持体がハンドル操作方向に回転可能に
取付けられており、かつ前記回転筒の内径が前記
駆動軸の径よりも十分に大きく前記回転筒の係合
孔が水平方向に長く延びて形成されており、これ
によつて、前記回転筒が駆動軸に対して傾くこと
ができるようにされている、三輪車。[Scope of Claim for Utility Model Registration] A tricycle that drives the front wheel and supports the vehicle body with at least three wheels including the driven front wheel, and that has a driving force transmission means for transmitting the driving force. , a drive shaft rotationally driven by the drive force transmission means; a protrusion pin attached to the drive shaft so as to rotate with the rotation of the drive shaft; and a protrusion pin provided around the drive shaft and engaged with the protrusion pin. a rotary cylinder in which an engagement hole is formed, and a rotary cylinder support that rotatably supports the rotary cylinder rotated by the projection pin that rotates together with the drive shaft, and a front wheel is mounted around the rotary cylinder. The rotary cylinder support is rotatably mounted in the direction of handle operation so that the direction of the front wheel changes according to the handle operation, and the inner diameter of the rotary cylinder is sufficiently larger than the diameter of the drive shaft. A tricycle, wherein a large engagement hole of the rotary tube is formed to extend horizontally, so that the rotary tube can be tilted with respect to a drive shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11599390U JPH0712237Y2 (en) | 1990-10-31 | 1990-10-31 | Tricycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11599390U JPH0712237Y2 (en) | 1990-10-31 | 1990-10-31 | Tricycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0471398U true JPH0471398U (en) | 1992-06-24 |
| JPH0712237Y2 JPH0712237Y2 (en) | 1995-03-22 |
Family
ID=31863802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11599390U Expired - Lifetime JPH0712237Y2 (en) | 1990-10-31 | 1990-10-31 | Tricycle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0712237Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012144243A (en) * | 2010-12-22 | 2012-08-02 | Jiro Sekine | Bicycle |
-
1990
- 1990-10-31 JP JP11599390U patent/JPH0712237Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012144243A (en) * | 2010-12-22 | 2012-08-02 | Jiro Sekine | Bicycle |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0712237Y2 (en) | 1995-03-22 |
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