JP2504838Y2 - 自転車用多段スプロケット装置 - Google Patents
自転車用多段スプロケット装置Info
- Publication number
- JP2504838Y2 JP2504838Y2 JP1989025407U JP2540789U JP2504838Y2 JP 2504838 Y2 JP2504838 Y2 JP 2504838Y2 JP 1989025407 U JP1989025407 U JP 1989025407U JP 2540789 U JP2540789 U JP 2540789U JP 2504838 Y2 JP2504838 Y2 JP 2504838Y2
- Authority
- JP
- Japan
- Prior art keywords
- sprocket
- chain
- diameter sprocket
- small
- diameter
- 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.)
- Expired - Lifetime
Links
Landscapes
- Gears, Cams (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989025407U JP2504838Y2 (ja) | 1989-03-06 | 1989-03-06 | 自転車用多段スプロケット装置 |
US07/488,121 US4988328A (en) | 1989-03-06 | 1990-03-05 | Bicycle multiple chainwheel |
EP90104240A EP0386685B1 (en) | 1989-03-06 | 1990-03-06 | Bicycle multiple chainwheel |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989025407U JP2504838Y2 (ja) | 1989-03-06 | 1989-03-06 | 自転車用多段スプロケット装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH02115787U JPH02115787U (US07923587-20110412-C00001.png) | 1990-09-17 |
JP2504838Y2 true JP2504838Y2 (ja) | 1996-07-24 |
Family
ID=31246117
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989025407U Expired - Lifetime JP2504838Y2 (ja) | 1989-03-06 | 1989-03-06 | 自転車用多段スプロケット装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2504838Y2 (US07923587-20110412-C00001.png) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10625821B2 (en) | 2017-03-17 | 2020-04-21 | Shimano Inc. | Bicycle sprocket and bicycle sprocket assembly |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49101437U (US07923587-20110412-C00001.png) * | 1972-12-21 | 1974-08-31 | ||
JPS5160051U (US07923587-20110412-C00001.png) * | 1974-11-06 | 1976-05-12 | ||
JPS5418864U (US07923587-20110412-C00001.png) * | 1977-07-07 | 1979-02-07 |
-
1989
- 1989-03-06 JP JP1989025407U patent/JP2504838Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH02115787U (US07923587-20110412-C00001.png) | 1990-09-17 |
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