JPS648494U - - Google Patents
Info
- Publication number
- JPS648494U JPS648494U JP1987103435U JP10343587U JPS648494U JP S648494 U JPS648494 U JP S648494U JP 1987103435 U JP1987103435 U JP 1987103435U JP 10343587 U JP10343587 U JP 10343587U JP S648494 U JPS648494 U JP S648494U
- Authority
- JP
- Japan
- Prior art keywords
- bicycle
- link
- pulleys
- rear derailleur
- rocking body
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Axle Suspensions And Sidecars For Cycles (AREA)
Description
第１図は本考案の自転車用リヤデイレーラの第
一実施例の全体側面図、第２図は第１図の方向
矢視図、第３図および第４図は第一実施例の作用
説明図、第５図は第一実施例の揺動体とチエンガ
イドの連結部の説明図、第６図は第５図の―
線拡大断面図、第７図は第二実施例の全体側面図
、第８図および第９図は第二実施例の作用説明図
である。
３……自転車フレーム、６……リヤデイレーラ
、７……リンクベース、８……ハブ軸、９……右
リンク、１０……左リンク、１１……ガイド台、
１２……シフトリンク機構、１４……揺動体、１
７……チエンガイド、２０，２１，２９，３０…
…プーリ。
FIG. 1 is an overall side view of the first embodiment of the bicycle rear derailleur of the present invention, FIG. 2 is a view taken in the direction of FIG. 1, and FIGS. 3 and 4 are action explanatory diagrams of the first embodiment. FIG. 5 is an explanatory diagram of the connecting part between the rocking body and the chain guide of the first embodiment, and FIG.
FIG. 7 is an enlarged line sectional view, FIG. 7 is an overall side view of the second embodiment, and FIGS. 8 and 9 are action explanatory views of the second embodiment. 3... Bicycle frame, 6... Rear derailleur, 7... Link base, 8... Hub axle, 9... Right link, 10... Left link, 11... Guide stand,
12... Shift link mechanism, 14... Rocking body, 1
7... Chain guide, 20, 21, 29, 30...
...Pulley.
Claims (1)
、このリンクベースに基端において揺動可能に連
結される左リンクと右リンク、および、これらリ
ンクの先端に揺動可能に連結されたガイド台によ
つてシフトリンク機構を構成し、このシフトリン
ク機構により、２個のプーリを支持してなるチエ
ンガイドを自転車の左右方向に揺動させて変速を
行うように構成された自転車用リヤデイレーラに
おいて、 上記ガイド台に、ハブ軸方向の支軸を中心とし
て回動可能であり、かつ一方向に弾力付勢された
揺動体を支持するとともに、この揺動体に対し、
上記チエンガイドを、その２個のプーリの軸心の
間であり、かつ上記２個のプーリの外周までの距
離が異なる位置において、ハブ軸方向の支軸を中
心として回動可能であり、かつ所定の回動位置に
おいて上記揺動体に対して固定できるように取り
付けたことを特徴とする自転車用リヤデイレーラ
。[Claims for Utility Model Registration] A link base attached to a bicycle frame, a left link and a right link that are swingably connected to the link base at their base ends, and a link base that is swingably connected to the tips of these links. A rear derailleur for a bicycle, in which a shift link mechanism is configured by a guide stand, and the shift link mechanism is configured to swing a chain guide, which supports two pulleys, in the left-right direction of the bicycle to change gears. In the above guide stand, a rocking body which is rotatable around a support shaft in the hub axis direction and is elastically biased in one direction is supported, and with respect to this rocking body,
The chain guide is rotatable about a support shaft in the hub axis direction at a position between the axes of the two pulleys and at different distances to the outer periphery of the two pulleys, and A rear derailleur for a bicycle, characterized in that the bicycle rear derailleur is fixed to the rocking body at a predetermined rotational position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987103435U JPS648494U (en) | 1987-07-06 | 1987-07-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987103435U JPS648494U (en) | 1987-07-06 | 1987-07-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS648494U true JPS648494U (en) | 1989-01-18 |
Family
ID=31334264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987103435U Pending JPS648494U (en) | 1987-07-06 | 1987-07-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS648494U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6112486A (en) * | 1984-06-28 | 1986-01-20 | 株式会社シマノ | Derailer for bicycle |
-
1987
- 1987-07-06 JP JP1987103435U patent/JPS648494U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6112486A (en) * | 1984-06-28 | 1986-01-20 | 株式会社シマノ | Derailer for bicycle |
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