FR818120A - Changement de vitesse progressif perfectionné pour cycles - Google Patents
Changement de vitesse progressif perfectionné pour cyclesInfo
- Publication number
- FR818120A FR818120A FR818120DA FR818120A FR 818120 A FR818120 A FR 818120A FR 818120D A FR818120D A FR 818120DA FR 818120 A FR818120 A FR 818120A
- Authority
- FR
- France
- Prior art keywords
- cycles
- advanced
- progressive shifting
- progressive
- shifting
- 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
- B62M9/08—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving eccentrically- mounted or elliptically-shaped driving or driven wheel; with expansible driving or driven wheel
- B62M9/085—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving eccentrically- mounted or elliptically-shaped driving or driven wheel; with expansible driving or driven wheel involving eccentrically mounted driving or driven wheel
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 |
---|---|---|---|
FR818120T | 1937-02-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR818120A true FR818120A (fr) | 1937-09-18 |
Family
ID=9268706
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR818120D Expired FR818120A (fr) | 1937-02-19 | 1937-02-19 | Changement de vitesse progressif perfectionné pour cycles |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR818120A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2640715A1 (en) * | 1988-12-21 | 1990-06-22 | Look Sa | Speed varier |
-
1937
- 1937-02-19 FR FR818120D patent/FR818120A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2640715A1 (en) * | 1988-12-21 | 1990-06-22 | Look Sa | Speed varier |
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