FR927041A - Improvements to bicycles and tricycles - Google Patents
Improvements to bicycles and tricyclesInfo
- Publication number
- FR927041A FR927041A FR927041DA FR927041A FR 927041 A FR927041 A FR 927041A FR 927041D A FR927041D A FR 927041DA FR 927041 A FR927041 A FR 927041A
- Authority
- FR
- France
- Prior art keywords
- tricycles
- bicycles
- 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
- B62M1/00—Rider propulsion of wheeled vehicles
- B62M1/24—Rider propulsion of wheeled vehicles with reciprocating levers, e.g. foot levers
- B62M1/30—Rider propulsion of wheeled vehicles with reciprocating levers, e.g. foot levers characterised by the use of intermediate gears
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 |
---|---|---|---|
FR927041T | 1946-05-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR927041A true FR927041A (en) | 1947-10-17 |
Family
ID=9440895
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR927041D Expired FR927041A (en) | 1946-05-17 | 1946-05-17 | Improvements to bicycles and tricycles |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR927041A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4063747A (en) * | 1975-11-03 | 1977-12-20 | Timothy Tung Jen Young | Noiseless ratchet drive mechanism for the bicycle and the like |
-
1946
- 1946-05-17 FR FR927041D patent/FR927041A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4063747A (en) * | 1975-11-03 | 1977-12-20 | Timothy Tung Jen Young | Noiseless ratchet drive mechanism for the bicycle and the like |
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