JPS60138891U - Bicycle rear derailleur - Google Patents
Bicycle rear derailleurInfo
- Publication number
- JPS60138891U JPS60138891U JP2789684U JP2789684U JPS60138891U JP S60138891 U JPS60138891 U JP S60138891U JP 2789684 U JP2789684 U JP 2789684U JP 2789684 U JP2789684 U JP 2789684U JP S60138891 U JPS60138891 U JP S60138891U
- Authority
- JP
- Japan
- Prior art keywords
- pulleys
- rear derailleur
- outer diameter
- bicycle
- chain
- 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
- Devices For Conveying Motion By Means Of Endless Flexible Members (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
図面は本考案の実施例を示し、第１図は本考案のリヤデ
ィレーラを取付けると好適な自転車の例の全体図、第２
図は本考案の一実施例のりャデイレーラの正面図、第３
図は第２図の■方向矢視図、第４図は第２図のＩＶ−Ｉ
Ｖ矢視図、第５図は第２図に示すリヤディレーラのチェ
ノのたるみが最も少ない状態での全体図、第６図は要部
拡大図、第７図は第６図のＶＩ−ＶＩ線に沿う断面図、
第８図は本考案の他の実施例のりャデイレーラの正面図
である。
４・・・リヤディレーラ、８・・・ガイドプーリ、９・
・・テンションプーリ、１０・・・テンショナー、２６
・・・（ガイドプーリの）歯、２７・・・（テンション
プーリの）歯、２６ａ・・・歯底部、２７ａ・・・歯底
部、０ −１・・・ガイドプーリの）中心、０２・・
・（テンションプーリの）中心、ＣＨ・・・チェノ、Ｒ
・・田−ラ。The drawings show an embodiment of the present invention, and FIG. 1 is an overall view of an example of a bicycle suitable for installing the rear derailleur of the present invention, and FIG.
The figure is a front view of a vehicle derailleur according to an embodiment of the present invention.
The figure is a view in the ■ direction of Figure 2, and Figure 4 is a view of IV-I in Figure 2.
V arrow view, Figure 5 is an overall view of the rear derailleur shown in Figure 2 with the least amount of slack in the rear derailleur, Figure 6 is an enlarged view of the main parts, and Figure 7 is the VI-VI line of Figure 6. A cross-sectional view along
FIG. 8 is a front view of a rear wheel derailleur according to another embodiment of the present invention. 4... Rear derailleur, 8... Guide pulley, 9...
...Tension pulley, 10...Tensioner, 26
...Teeth (of the guide pulley), 27...Teeth (of the tension pulley), 26a...Tooth bottom, 27a...Tooth bottom, 0 -1...Center of the guide pulley, 02...
・Center (of tension pulley), CH...cheno, R
...Tara.
Claims (1)
ッチの歯付きスプロケット状のガイドプーリと、上記チ
ェノのピッチと同じピッチの歯付きスプロケット状のテ
ンションプーリとを備えたテンショナーを、ハブ軸方向
ないしノ１ブ軸に対して若干傾斜する方向に移動させち
るように構成された自転車用リヤディレーラにおいて、
上記テンションプーリの外径を上記ガイドプーリの外径
に比して大径に形成するとともに、両プーリ間の位置関
係を、両プーリの中心を結ぶ直線上における両プーリの
歯底部同志の間隔が、チェノのローラの外径よりほぼ１
７ｒｒＩｎないし５ｒＩｒ１ｎ長くなるように規定した
ことを特徴とする、自転車用リヤディレーラ。A tensioner equipped with a toothed sprocket-shaped guide pulley with the same pitch as the chain that rotates between the front gear and the rear gear, and a toothed sprocket-shaped tension pulley with the same pitch as the chain, is attached to the hub. In a bicycle rear derailleur configured to be moved in an axial direction or in a direction slightly inclined with respect to the knob axis,
The outer diameter of the tension pulley is larger than the outer diameter of the guide pulley, and the positional relationship between the two pulleys is such that the distance between the tooth bottoms of both pulleys on the straight line connecting the centers of the two pulleys is , approximately 1 smaller than the outer diameter of the chino roller
A rear derailleur for a bicycle, characterized in that it is specified to be longer by 7rrIn to 5rIr1n.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2789684U JPS60138891U (en) | 1984-02-27 | 1984-02-27 | Bicycle rear derailleur |
| US06/701,874 US4637808A (en) | 1984-02-16 | 1985-02-15 | Bicycle rear derailleur |
| CA000474455A CA1236995A (en) | 1984-02-16 | 1985-02-15 | Bicycle rear derailleur |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2789684U JPS60138891U (en) | 1984-02-27 | 1984-02-27 | Bicycle rear derailleur |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60138891U true JPS60138891U (en) | 1985-09-13 |
Family
ID=30525270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2789684U Pending JPS60138891U (en) | 1984-02-16 | 1984-02-27 | Bicycle rear derailleur |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60138891U (en) |
-
1984
- 1984-02-27 JP JP2789684U patent/JPS60138891U/en active Pending
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