IT1222009B - Cambio di velocita' anteriore per bicicletta - Google Patents

Cambio di velocita' anteriore per bicicletta

Info

Publication number
IT1222009B
IT1222009B IT8721249A IT2124987A IT1222009B IT 1222009 B IT1222009 B IT 1222009B IT 8721249 A IT8721249 A IT 8721249A IT 2124987 A IT2124987 A IT 2124987A IT 1222009 B IT1222009 B IT 1222009B
Authority
IT
Italy
Prior art keywords
bicycle
speed change
front speed
change
speed
Prior art date
Application number
IT8721249A
Other languages
English (en)
Other versions
IT8721249A0 (it
Inventor
Nagano Masashi
Original Assignee
Shimano Industrial Co
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 Shimano Industrial Co filed Critical Shimano Industrial Co
Publication of IT8721249A0 publication Critical patent/IT8721249A0/it
Application granted granted Critical
Publication of IT1222009B publication Critical patent/IT1222009B/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
    • B62M9/131—Front derailleurs
    • B62M9/134—Mechanisms for shifting laterally
    • B62M9/1342—Mechanisms for shifting laterally characterised by the linkage mechanisms

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Pivots And Pivotal Connections (AREA)
  • Steering Devices For Bicycles And Motorcycles (AREA)
  • Transmission Devices (AREA)
IT8721249A 1986-07-10 1987-07-10 Cambio di velocita' anteriore per bicicletta IT1222009B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986106217U JPH0322071Y2 (it) 1986-07-10 1986-07-10

Publications (2)

Publication Number Publication Date
IT8721249A0 IT8721249A0 (it) 1987-07-10
IT1222009B true IT1222009B (it) 1990-08-31

Family

ID=14427980

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8721249A IT1222009B (it) 1986-07-10 1987-07-10 Cambio di velocita' anteriore per bicicletta

Country Status (6)

Country Link
US (1) US4756704A (it)
JP (1) JPH0322071Y2 (it)
DE (1) DE3721617A1 (it)
FR (1) FR2601427B1 (it)
GB (1) GB2195154B (it)
IT (1) IT1222009B (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4894046A (en) * 1988-05-13 1990-01-16 Browning Bruce W Control unit for chain shifter
JPH0535920Y2 (it) * 1989-09-05 1993-09-10
JP2511209Y2 (ja) * 1989-11-14 1996-09-25 株式会社シマノ フロントディレ―ラ―
US5152720A (en) * 1990-09-24 1992-10-06 Browning Automatic Transmission Bicycle transmission
US5073152A (en) * 1990-09-24 1991-12-17 Browning Automatic Transmission Bicycle transmission
DE4319965C3 (de) * 1993-06-14 2000-09-14 Emi Tec Elektronische Material Verfahren zur Herstellung eines Gehäuses mit elektromagnetischer Abschirmung
US5356349A (en) * 1993-10-08 1994-10-18 Browning Automatic Transmissions High-efficiency, high-speed control unit for chain shifter
US6695729B2 (en) * 2001-10-30 2004-02-24 Po-Cheng Chen Chain shifting assembly for bicycles
US7081058B2 (en) 2003-02-12 2006-07-25 Shimano Inc. Bicycle front derailleur
JP2006007841A (ja) * 2004-06-23 2006-01-12 Shimano Inc 自転車用フロントディレーラ
US7722486B2 (en) * 2005-12-14 2010-05-25 Shimano Inc. Top/bottom pull bicycle front derailleur
US20080167148A1 (en) * 2007-01-09 2008-07-10 Shimano (Singapore) Pte., Ltd. Bicycle front derailleur
ITMI20070883A1 (it) * 2007-05-03 2008-11-04 Campagnolo Srl Deragliatore anteriore per una bicicletta
US7914407B2 (en) * 2007-05-29 2011-03-29 Shimano Inc. Bicycle front derailleur assembly
US9033833B2 (en) 2011-01-28 2015-05-19 Paha Designs, Llc Gear transmission and derailleur system
US9327792B2 (en) 2011-01-28 2016-05-03 Paha Designs, Llc Gear transmission and derailleur system
US10207772B2 (en) 2011-01-28 2019-02-19 Paha Designs, Llc Gear transmission and derailleur system
JP2015016791A (ja) 2013-07-11 2015-01-29 株式会社シマノ フロントディレーラ
US9248885B2 (en) * 2013-09-30 2016-02-02 Shimano Inc. Derailleur
US9616970B2 (en) * 2015-07-03 2017-04-11 Shimano Inc. Bicycle derailleur
IT201700015324A1 (it) * 2017-02-13 2018-08-13 Campagnolo Srl Deragliatore anteriore per bicicletta
IT201700021394A1 (it) * 2017-02-24 2018-08-24 Campagnolo Srl Deragliatore per bicicletta

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB616877A (en) * 1942-11-25 1949-01-28 Germaine Jeanmot Change speed mechanism for bicycle
GB610582A (en) * 1946-01-03 1948-10-18 Germaine Jeanmot Change speed mechanism for bicycle
FR2294079A1 (fr) * 1974-12-12 1976-07-09 Shimano Industrial Co Derailleur avant pour une bicyclette
JPS5649832Y2 (it) * 1977-07-12 1981-11-20
US4237743A (en) * 1977-10-11 1980-12-09 Shimano Industrial Company, Limited Front derailleur for a bicycle
FR2415037B1 (fr) * 1978-01-18 1985-12-13 Bloy Georges Derailleur de pedalier pour cycles
US4279605A (en) * 1978-09-13 1981-07-21 Shimano Industrial Company Limited Front derailleur for a bicycle
JPS609120Y2 (ja) * 1979-08-15 1985-04-01 株式会社シマノ 自転車用フロントデイレ−ラ−
EP0032049A3 (en) * 1979-12-29 1982-10-27 Shimano Industrial Company Limited Cycle derailleur and use thereof
US4424048A (en) * 1980-06-17 1984-01-03 Shimano Industrial Company Limited Front derailleur for a bicycle having horizontally positioned linkage members
JPS5739271A (en) * 1980-08-19 1982-03-04 Nippon Glass Fiber Co Ltd Production of chopped strand mat
JPS59184078A (ja) * 1983-04-01 1984-10-19 株式会社シマノ 自転車用フロントデイレ−ラ−

Also Published As

Publication number Publication date
FR2601427A1 (fr) 1988-01-15
DE3721617A1 (de) 1988-01-28
US4756704A (en) 1988-07-12
GB2195154A (en) 1988-03-30
GB8716174D0 (en) 1987-08-12
IT8721249A0 (it) 1987-07-10
JPS6312496U (it) 1988-01-27
GB2195154B (en) 1990-08-08
JPH0322071Y2 (it) 1991-05-14
FR2601427B1 (fr) 1992-09-11
DE3721617C2 (it) 1990-05-23

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