FR2639313B1 - CHANGING SPEEDS FOR BICYCLES - Google Patents

CHANGING SPEEDS FOR BICYCLES

Info

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
Application number
FR8911380A
Other languages
French (fr)
Other versions
FR2639313A1 (en
Inventor
Dino Perotti
Mario Perotti
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PEROTTI OFMEGA SNC
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
Publication of FR2639313A1 publication Critical patent/FR2639313A1/en
Application granted granted Critical
Publication of FR2639313B1 publication Critical patent/FR2639313B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
FR8911380A 1988-11-23 1989-08-30 CHANGING SPEEDS FOR BICYCLES Expired - Fee Related FR2639313B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT711188U IT215980Z2 (en) 1988-11-23 1988-11-23 SPEED CHANGE FOR BICYCLES.

Publications (2)

Publication Number Publication Date
FR2639313A1 FR2639313A1 (en) 1990-05-25
FR2639313B1 true FR2639313B1 (en) 1994-01-14

Family

ID=11124281

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8911380A Expired - Fee Related FR2639313B1 (en) 1988-11-23 1989-08-30 CHANGING SPEEDS FOR BICYCLES

Country Status (2)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2687977B1 (en) * 1992-02-27 1994-04-22 Bg Innovation DEVICES ALLOWING THE CHANGES OF SPEEDS ON BICYCLES.
FR2788485B1 (en) 1999-01-19 2001-02-23 Frederic Vaillant CYCLE SPEED CHANGE DEVICE
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 (en) * 1985-06-17 1990-07-20
JPH0238879Y2 (en) * 1985-07-16 1990-10-18

Also Published As

Publication number Publication date
FR2639313A1 (en) 1990-05-25
IT215980Z2 (en) 1991-03-20
IT8807111V0 (en) 1988-11-23

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Legal Events

Date Code Title Description
ST Notification of lapse
ST Notification of lapse