JPH0173486U - - Google Patents
Info
- Publication number
- JPH0173486U JPH0173486U JP1987169425U JP16942587U JPH0173486U JP H0173486 U JPH0173486 U JP H0173486U JP 1987169425 U JP1987169425 U JP 1987169425U JP 16942587 U JP16942587 U JP 16942587U JP H0173486 U JPH0173486 U JP H0173486U
- Authority
- JP
- Japan
- Prior art keywords
- pair
- ball
- link members
- pivot shaft
- cone
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Transmission Devices (AREA)
Description
第１図は本考案デイレーラーの一実施例を示す
要部のみの拡大断面図、第２図は底面図、第３図
は正面図、第４図は本考案におけるワイヤ操作力
と、従来におけるワイヤ操作力とを比較した説明
図である。
１……ベース部材、２，３……リンク部材、６
……可動部材、Ａ……リンク機構、２０……玉軸
受、２１……ボール、２２……玉押し、３０……
弾性体。
Fig. 1 is an enlarged sectional view of only the main parts showing one embodiment of the derailleur of the present invention, Fig. 2 is a bottom view, Fig. 3 is a front view, and Fig. 4 shows the wire operating force of the present invention and the conventional wire. FIG. 3 is an explanatory diagram comparing the operating force. 1... Base member, 2, 3... Link member, 6
...Movable member, A...Link mechanism, 20...Ball bearing, 21...Ball, 22...Ball pusher, 30...
Elastic body.
Claims (1)
軸を介して枢支する１対のリンク部材２，３及び
これらリンク部材２，３に１対の枢支軸を介して
枢支するチエン案内具７をもつた可動部材６との
四つの部材から成るリンク機構Ａを備え、操作ワ
イヤの操作により前記リンク機構Ａを変形し、前
記可動部材６をベース部材１に対し移動させる如
く成した自転車用デイレーラーにおいて、前記枢
支軸の周りに、ボール２１と玉押し２２とを備え
た玉軸受２０を設けると共に、前記玉押し２２を
前記枢支軸の軸方向に移動可能とし、この玉押し
２２を前記ボール２１側に付勢する弾性体３０を
設けたことを特徴とする自転車用デイレーラー。 A base member 1, a pair of link members 2 and 3 that are pivotally supported via a pair of pivot shafts, and a pair of link members 2 and 3 that are pivoted to these link members 2 and 3 via a pair of pivot shafts. A linkage mechanism A consisting of four members is provided with a movable member 6 having a chain guide 7, and the linkage mechanism A is deformed by operation of an operating wire to move the movable member 6 relative to the base member 1. In the bicycle derailleur, a ball bearing 20 including a ball 21 and a cone 22 is provided around the pivot shaft, and the cone 22 is movable in the axial direction of the pivot shaft, and the ball bearing 20 is provided around the pivot shaft. A bicycle derailleur characterized in that an elastic body 30 is provided to urge the pusher 22 toward the ball 21.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987169425U JPH0625436Y2 (en) | 1987-11-05 | 1987-11-05 | Bicycle derailleur |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987169425U JPH0625436Y2 (en) | 1987-11-05 | 1987-11-05 | Bicycle derailleur |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0173486U true JPH0173486U (en) | 1989-05-17 |
| JPH0625436Y2 JPH0625436Y2 (en) | 1994-07-06 |
Family
ID=31459470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987169425U Expired - Lifetime JPH0625436Y2 (en) | 1987-11-05 | 1987-11-05 | Bicycle derailleur |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0625436Y2 (en) |
-
1987
- 1987-11-05 JP JP1987169425U patent/JPH0625436Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0625436Y2 (en) | 1994-07-06 |