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GB2110322B - A gearchange mechanism for a bicycle - Google Patents

A gearchange mechanism for a bicycle

Info

Publication number
GB2110322B
GB2110322B GB08228492A GB8228492A GB2110322B GB 2110322 B GB2110322 B GB 2110322B GB 08228492 A GB08228492 A GB 08228492A GB 8228492 A GB8228492 A GB 8228492A GB 2110322 B GB2110322 B GB 2110322B
Authority
GB
United Kingdom
Prior art keywords
bicycle
gearchange mechanism
gearchange
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
Application number
GB08228492A
Other versions
GB2110322A (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 GB2110322A publication Critical patent/GB2110322A/en
Application granted granted Critical
Publication of GB2110322B publication Critical patent/GB2110322B/en
Expired 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
    • B62M9/124—Mechanisms for shifting laterally
    • B62M9/1248—Mechanisms for shifting laterally characterised by the use of biasing means, e.g. springs; Arrangements thereof
    • 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
    • B62M9/124—Mechanisms for shifting laterally
    • B62M9/1242—Mechanisms for shifting laterally characterised by the linkage mechanisms
    • 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
    • B62M9/126—Chain guides; Mounting thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
GB08228492A 1981-10-29 1982-10-06 A gearchange mechanism for a bicycle Expired GB2110322B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT05231/81A IT1195001B (en) 1981-10-29 1981-10-29 PERFECT CHANGE FOR BICYCLES

Publications (2)

Publication Number Publication Date
GB2110322A GB2110322A (en) 1983-06-15
GB2110322B true GB2110322B (en) 1985-07-17

Family

ID=11119694

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08228492A Expired GB2110322B (en) 1981-10-29 1982-10-06 A gearchange mechanism for a bicycle

Country Status (4)

Country Link
DE (1) DE3235138A1 (en)
FR (1) FR2515604B1 (en)
GB (1) GB2110322B (en)
IT (1) IT1195001B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60188691U (en) * 1984-05-26 1985-12-13 株式会社シマノ bicycle derailleur
DE3631481A1 (en) * 1986-09-16 1988-05-05 Villiger Soehne Ag ELECTROMECHANICAL BICYCLE GEAR
DE4031982A1 (en) * 1990-10-09 1992-04-16 Fichtel & Sachs Ag FRONT DERAILLEUR FOR A BIKE CHAIN GEAR
JP3708515B2 (en) * 2002-10-30 2005-10-19 株式会社シマノ Bicycle rear derailleur
US7942767B2 (en) 2007-12-19 2011-05-17 Shimano, Inc. Bicycle derailleur with multiple mounting adjustments
DE102010011392A1 (en) 2010-03-12 2011-09-15 Sram Deutschland Gmbh Axial securing with integrated sealing plug

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE603256A (en) * 1960-05-31 1961-09-01 Lucien Charles Hippolyte Juy Gear shifting by chain derailment, of the articulated parallelogram type, for cycles and similar vehicles
DE1206748B (en) * 1960-05-31 1965-12-09 Lucien Charles Hippolyte Juy Change transmission with chain switching for bicycles or the like.
DE1605804A1 (en) * 1967-12-16 1971-04-15 Ts Ktb Welostoenia Gear switch for bicycles
GB1338657A (en) * 1971-06-29 1973-11-28 Morse M Chain shifting means for derailleur speed changing devices
US4037484A (en) * 1975-07-21 1977-07-26 Milton Morse Derailleur construction having fixed increment means

Also Published As

Publication number Publication date
IT8105231A0 (en) 1981-10-29
FR2515604A1 (en) 1983-05-06
FR2515604B1 (en) 1990-11-09
DE3235138A1 (en) 1983-05-11
GB2110322A (en) 1983-06-15
IT1195001B (en) 1988-09-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee