FR2639313B1 - Changement de vitesses pour les bicyclettes - Google Patents
Changement de vitesses pour les bicyclettesInfo
- Publication number
- FR2639313B1 FR2639313B1 FR8911380A FR8911380A FR2639313B1 FR 2639313 B1 FR2639313 B1 FR 2639313B1 FR 8911380 A FR8911380 A FR 8911380A FR 8911380 A FR8911380 A FR 8911380A FR 2639313 B1 FR2639313 B1 FR 2639313B1
- Authority
- FR
- France
- Prior art keywords
- bicycles
- changing speeds
- speeds
- changing
- 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 - Fee Related
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
- B62M9/12—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 the chain, belt, or the like being laterally shiftable, e.g. using a rear derailleur
- B62M9/121—Rear derailleurs
- B62M9/125—Mounting the derailleur on the frame
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT711188U IT215980Z2 (it) | 1988-11-23 | 1988-11-23 | Cambio di velocita' per biciclette. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2639313A1 FR2639313A1 (fr) | 1990-05-25 |
FR2639313B1 true FR2639313B1 (fr) | 1994-01-14 |
Family
ID=11124281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8911380A Expired - Fee Related FR2639313B1 (fr) | 1988-11-23 | 1989-08-30 | Changement de vitesses pour les bicyclettes |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR2639313B1 (it) |
IT (1) | IT215980Z2 (it) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2687977B1 (fr) * | 1992-02-27 | 1994-04-22 | Bg Innovation | Dispositifs permettant les changements de vitesses sur bicyclettes. |
FR2788485B1 (fr) | 1999-01-19 | 2001-02-23 | Frederic Vaillant | Dispositif de changement de vitesse pour cycle |
US7963870B2 (en) * | 2008-05-01 | 2011-06-21 | Shimano Inc. | Bicycle rear derailleur |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0226794Y2 (it) * | 1985-06-17 | 1990-07-20 | ||
JPH0238879Y2 (it) * | 1985-07-16 | 1990-10-18 |
-
1988
- 1988-11-23 IT IT711188U patent/IT215980Z2/it active
-
1989
- 1989-08-30 FR FR8911380A patent/FR2639313B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
IT8807111V0 (it) | 1988-11-23 |
FR2639313A1 (fr) | 1990-05-25 |
IT215980Z2 (it) | 1991-03-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse | ||
ST | Notification of lapse |