FR565010A - Safety device for chains of bicycles, motorcycles, etc. - Google Patents
Safety device for chains of bicycles, motorcycles, etc.Info
- Publication number
- FR565010A FR565010A FR565010DA FR565010A FR 565010 A FR565010 A FR 565010A FR 565010D A FR565010D A FR 565010DA FR 565010 A FR565010 A FR 565010A
- Authority
- FR
- France
- Prior art keywords
- motorcycles
- bicycles
- chains
- safety device
- safety
- 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
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 |
---|---|---|---|
FR565010T | 1923-04-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR565010A true FR565010A (en) | 1924-01-17 |
Family
ID=8946159
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR565010D Expired FR565010A (en) | 1923-04-11 | 1923-04-11 | Safety device for chains of bicycles, motorcycles, etc. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR565010A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2630348A (en) * | 1946-11-19 | 1953-03-03 | Whizzer Motor Company Inc | Driving pulley |
EP0144984A2 (en) * | 1983-12-12 | 1985-06-19 | Jiri Krampera | Chain-shifting gear-change for a bicycle |
-
1923
- 1923-04-11 FR FR565010D patent/FR565010A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2630348A (en) * | 1946-11-19 | 1953-03-03 | Whizzer Motor Company Inc | Driving pulley |
EP0144984A2 (en) * | 1983-12-12 | 1985-06-19 | Jiri Krampera | Chain-shifting gear-change for a bicycle |
EP0144984A3 (en) * | 1983-12-12 | 1986-06-04 | Jiri Krampera | Chain-shifting gear-change for a bicycle |
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