JPS58170296U - bicycle drive mechanism - Google Patents
bicycle drive mechanismInfo
- Publication number
- JPS58170296U JPS58170296U JP6909782U JP6909782U JPS58170296U JP S58170296 U JPS58170296 U JP S58170296U JP 6909782 U JP6909782 U JP 6909782U JP 6909782 U JP6909782 U JP 6909782U JP S58170296 U JPS58170296 U JP S58170296U
- Authority
- JP
- Japan
- Prior art keywords
- gear
- crankshaft
- driving disk
- disk
- fixed
- 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
Landscapes
- Transmission Devices (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は一般的な変速ギヤを備えた自転車を示す側面図
、第２図は本考案−実施例要部を示す斜視図、第３図は
同じく断面図、第４図は駆動用円盤のフリーホイールを
示す要部拡大断面図である。
１・・・変速ギヤ、５・・・チェーン、１７・・・ギヤ
、１８・・・駆動用円盤、２０・・・フリーホイール、
２７゜２７Ａ・・・クランク、２９・・・模擬ギヤ円盤
、３０・・・副駆動用円盤。Fig. 1 is a side view showing a bicycle equipped with a general transmission gear, Fig. 2 is a perspective view showing the main parts of the invention-embodiment, Fig. 3 is a cross-sectional view, and Fig. 4 is a drive disc. FIG. 2 is an enlarged sectional view of a main part of the freewheel. DESCRIPTION OF SYMBOLS 1... Speed change gear, 5... Chain, 17... Gear, 18... Drive disk, 20... Freewheel,
27° 27A... Crank, 29... Simulated gear disk, 30... Sub-drive disk.
Claims (1)
ドラム状のハウジングを有し、クランク軸長手方向の該
ハウジングチェーン設置側のベアリング押えブタ外周に
、ベアリングにて回転可能にギヤを遊嵌し、該ギヤのク
ランク軸にギヤと半径を略々間じくし、かつフリーホイ
ールを備えて一方向に自由回転可能な駆動用円盤を嵌挿
し、更に該駆動用円盤外側のクランク軸に一方のクラン
クを嵌挿して固定し、前記駆動用円盤の略周縁部の複数
ケ所で該駆動用円盤と前記ギヤを固定すると共に、該駆
動用円盤のクランク軸嵌挿部にて、該駆動用円盤と前記
クランク軸とを固定し、前記ギヤよりチェーンを介して
駆動力を後輪に伝えるよう構成したことを特徴とする自
転車の駆動機構。It has a drum-shaped housing that rotatably holds the crankshaft with a pair of bearings, and a gear is loosely fitted around the bearing retainer on the housing chain installation side in the longitudinal direction of the crankshaft so as to be rotatable with the bearings, A drive disk having a radius approximately spaced from the gear and having a freewheel and capable of rotating freely in one direction is fitted onto the crankshaft of the gear, and one crank is fitted onto the crankshaft outside the drive disk. The driving disk and the gear are fixed by fitting into each other at a plurality of locations around the approximate periphery of the driving disk, and the driving disk and the crank are fixed at a crankshaft insertion portion of the driving disk. What is claimed is: 1. A bicycle drive mechanism, characterized in that the shaft is fixed and the drive force is transmitted from the gear to the rear wheel via a chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6909782U JPS58170296U (en) | 1982-05-12 | 1982-05-12 | bicycle drive mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6909782U JPS58170296U (en) | 1982-05-12 | 1982-05-12 | bicycle drive mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58170296U true JPS58170296U (en) | 1983-11-14 |
Family
ID=30078838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6909782U Pending JPS58170296U (en) | 1982-05-12 | 1982-05-12 | bicycle drive mechanism |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58170296U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009196572A (en) * | 2008-02-25 | 2009-09-03 | Kawamura Cycle:Kk | Bicycle with drive change-over device |
| JP2010012987A (en) * | 2008-07-04 | 2010-01-21 | Aidesu Kk | Vehicle for children |
-
1982
- 1982-05-12 JP JP6909782U patent/JPS58170296U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009196572A (en) * | 2008-02-25 | 2009-09-03 | Kawamura Cycle:Kk | Bicycle with drive change-over device |
| JP2010012987A (en) * | 2008-07-04 | 2010-01-21 | Aidesu Kk | Vehicle for children |
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