FR665384A - Chain derailment gear change device adapted to bicycle cranksets - Google Patents
Chain derailment gear change device adapted to bicycle cranksetsInfo
- Publication number
- FR665384A FR665384A FR665384DA FR665384A FR 665384 A FR665384 A FR 665384A FR 665384D A FR665384D A FR 665384DA FR 665384 A FR665384 A FR 665384A
- Authority
- FR
- France
- Prior art keywords
- device adapted
- change device
- gear change
- chain derailment
- cranksets
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M9/00—Transmissions characterised by use of an endless chain, belt, or the like
- B62M9/04—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio
- B62M9/06—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like
- B62M9/10—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving different-sized wheels, e.g. rear sprocket chain wheels selectively engaged by the chain, belt, or the like
- B62M9/105—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving different-sized wheels, e.g. rear sprocket chain wheels selectively engaged by the chain, belt, or the like involving front sprocket chain-wheels engaged by the chain, belt or the like
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR665384T | 1928-12-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR665384A true FR665384A (en) | 1929-09-18 |
Family
ID=9013298
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR665384D Expired FR665384A (en) | 1928-12-07 | 1928-12-07 | Chain derailment gear change device adapted to bicycle cranksets |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR665384A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3437162A (en) * | 1967-09-07 | 1969-04-08 | Alan V Diehl | Dual ratio sprocket assembly for motorcycles |
FR2639015A1 (en) * | 1988-11-16 | 1990-05-18 | Simplex Sa | Protection element, particularly for derailleurs of bicycles or similar vehicles |
-
1928
- 1928-12-07 FR FR665384D patent/FR665384A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3437162A (en) * | 1967-09-07 | 1969-04-08 | Alan V Diehl | Dual ratio sprocket assembly for motorcycles |
FR2639015A1 (en) * | 1988-11-16 | 1990-05-18 | Simplex Sa | Protection element, particularly for derailleurs of bicycles or similar vehicles |
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