IT8807111V0 - Cambio di velocita' per biciclette. - Google Patents

Cambio di velocita' per biciclette.

Info

Publication number
IT8807111V0
IT8807111V0 IT711188U IT711188U IT8807111V0 IT 8807111 V0 IT8807111 V0 IT 8807111V0 IT 711188 U IT711188 U IT 711188U IT 711188 U IT711188 U IT 711188U IT 8807111 V0 IT8807111 V0 IT 8807111V0
Authority
IT
Italy
Prior art keywords
bicycles
speed change
speed
change
Prior art date
Application number
IT711188U
Other languages
English (en)
Other versions
IT215980Z2 (it
Original Assignee
Perotti Ofmega Snc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Perotti Ofmega Snc filed Critical Perotti Ofmega Snc
Priority to IT711188U priority Critical patent/IT215980Z2/it
Publication of IT8807111V0 publication Critical patent/IT8807111V0/it
Priority to FR8911380A priority patent/FR2639313B1/fr
Application granted granted Critical
Publication of IT215980Z2 publication Critical patent/IT215980Z2/it

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
IT711188U 1988-11-23 1988-11-23 Cambio di velocita' per biciclette. IT215980Z2 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT711188U IT215980Z2 (it) 1988-11-23 1988-11-23 Cambio di velocita' per biciclette.
FR8911380A FR2639313B1 (fr) 1988-11-23 1989-08-30 Changement de vitesses pour les bicyclettes

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
IT8807111V0 true IT8807111V0 (it) 1988-11-23
IT215980Z2 IT215980Z2 (it) 1991-03-20

Family

ID=11124281

Family Applications (1)

Application Number Title Priority Date Filing Date
IT711188U IT215980Z2 (it) 1988-11-23 1988-11-23 Cambio di velocita' per biciclette.

Country Status (2)

Country Link
FR (1) FR2639313B1 (it)
IT (1) IT215980Z2 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0226794Y2 (it) * 1985-06-17 1990-07-20
JPH0238879Y2 (it) * 1985-07-16 1990-10-18

Also Published As

Publication number Publication date
FR2639313A1 (fr) 1990-05-25
IT215980Z2 (it) 1991-03-20
FR2639313B1 (fr) 1994-01-14

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