JPS6312496U - - Google Patents

Info

Publication number
JPS6312496U
JPS6312496U JP1986106217U JP10621786U JPS6312496U JP S6312496 U JPS6312496 U JP S6312496U JP 1986106217 U JP1986106217 U JP 1986106217U JP 10621786 U JP10621786 U JP 10621786U JP S6312496 U JPS6312496 U JP S6312496U
Authority
JP
Japan
Prior art keywords
pivot shafts
pair
link
front derailleur
link members
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.)
Granted
Application number
JP1986106217U
Other languages
English (en)
Other versions
JPH0322071Y2 (ja
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 filed Critical
Priority to JP1986106217U priority Critical patent/JPH0322071Y2/ja
Priority to US07/067,228 priority patent/US4756704A/en
Priority to DE19873721617 priority patent/DE3721617A1/de
Priority to FR878709766A priority patent/FR2601427B1/fr
Priority to GB8716174A priority patent/GB2195154B/en
Priority to IT8721249A priority patent/IT1222009B/it
Publication of JPS6312496U publication Critical patent/JPS6312496U/ja
Application granted granted Critical
Publication of JPH0322071Y2 publication Critical patent/JPH0322071Y2/ja
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
    • B62M9/131—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)

Description

【図面の簡単な説明】
第１図は本考案デイレーラーの一実施例を示す
要部のみの拡大平面図、第２図は同拡大正面図、
第３図は全体の正面図、第４図は同側面図、第５
図は同平面図である。 ２……固定部材、３，４，７，８……枢支軸、
５……第１リンク部材、６……第２リンク部材、
９……チエンガイド、１０……可動部材、１２…
…支持体、１２ａ……支持部、１７……連結体、
Ａ……リンク機構。

Claims (1)

    【実用新案登録請求の範囲】
  1. 固定部材２と、該固定部材２に一対の枢支軸３
    ，４で連結する一対の第１及び第２リンク部材５
    ，６及びこれらリンク部材５，６の遊端部に一対
    の枢支軸７，８で連結するチエンガイド９をもつ
    た可動部材１０とから成るリンク機構Ａを備え、
    前記第１リンク部材５の基端部に、操作索を支持
    する支持部１２ａをもつた支持腕１２を設けて、
    前記操作索の操作による前記リンク機構Ａの変形
    で前記チエンガイド９を多段フロントチエンギヤ
    の軸方向に移動させる如く成したフロントデイレ
    ーラーにおいて、前記各枢支軸３，４を前記固定
    部材２に固定して、前記各枢支軸３，４の中間に
    前記各リンク部材５，６を枢支すると共に、前記
    各枢支軸３，４の遊端部間に、これら枢支軸３，
    ４の遊端部を相互に連結する連結体１７を設けた
    ことを特徴とする自転車用フロントデイレーラー
    。
JP1986106217U 1986-07-10 1986-07-10 Expired JPH0322071Y2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP1986106217U JPH0322071Y2 (ja) 1986-07-10 1986-07-10
US07/067,228 US4756704A (en) 1986-07-10 1987-06-29 Front derailleur for a bicycle
DE19873721617 DE3721617A1 (de) 1986-07-10 1987-06-30 Vorderer umwerfer fuer ein fahrrad
FR878709766A FR2601427B1 (fr) 1986-07-10 1987-07-09 Derailleur avant pour une bicyclette
GB8716174A GB2195154B (en) 1986-07-10 1987-07-09 Cycle derailleur
IT8721249A IT1222009B (it) 1986-07-10 1987-07-10 Cambio di velocita' anteriore per bicicletta

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
JPS6312496U true JPS6312496U (ja) 1988-01-27
JPH0322071Y2 JPH0322071Y2 (ja) 1991-05-14

Family

ID=14427980

Family Applications (1)

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

Country Status (6)

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

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 (ja) * 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―
US5073152A (en) * 1990-09-24 1991-12-17 Browning Automatic Transmission Bicycle transmission
US5152720A (en) * 1990-09-24 1992-10-06 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
US10207772B2 (en) 2011-01-28 2019-02-19 Paha Designs, Llc Gear transmission and derailleur system
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
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 (ja) * 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
IT1222009B (it) 1990-08-31
JPH0322071Y2 (ja) 1991-05-14
GB2195154B (en) 1990-08-08
FR2601427B1 (fr) 1992-09-11
IT8721249A0 (it) 1987-07-10
FR2601427A1 (fr) 1988-01-15
GB8716174D0 (en) 1987-08-12
DE3721617A1 (de) 1988-01-28
US4756704A (en) 1988-07-12
DE3721617C2 (ja) 1990-05-23
GB2195154A (en) 1988-03-30

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