DE3712156A1 - Vorderer umwerfer fuer ein fahrrad - Google Patents

Vorderer umwerfer fuer ein fahrrad

Info

Publication number
DE3712156A1
DE3712156A1 DE19873712156 DE3712156A DE3712156A1 DE 3712156 A1 DE3712156 A1 DE 3712156A1 DE 19873712156 DE19873712156 DE 19873712156 DE 3712156 A DE3712156 A DE 3712156A DE 3712156 A1 DE3712156 A1 DE 3712156A1
Authority
DE
Germany
Prior art keywords
chain
guide plate
inner guide
section
link
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
DE19873712156
Other languages
German (de)
English (en)
Inventor
Masashi Nagano
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.)
Shimano Inc
Original Assignee
Shimano Industrial Co Ltd
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 Ltd filed Critical Shimano Industrial Co Ltd
Publication of DE3712156A1 publication Critical patent/DE3712156A1/de
Granted 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
    • B62M9/136—Chain guides; Mounting 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
    • B62M9/131—Front derailleurs
    • B62M9/135—Mounting the derailleur on the frame

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
  • Transmissions By Endless Flexible Members (AREA)
DE19873712156 1986-04-11 1987-04-10 Vorderer umwerfer fuer ein fahrrad Granted DE3712156A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986054897U JPS62166190U (en, 2012) 1986-04-11 1986-04-11

Publications (1)

Publication Number Publication Date
DE3712156A1 true DE3712156A1 (de) 1987-10-15

Family

ID=12983389

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873712156 Granted DE3712156A1 (de) 1986-04-11 1987-04-10 Vorderer umwerfer fuer ein fahrrad

Country Status (5)

Country Link
US (1) US4734083A (en, 2012)
JP (1) JPS62166190U (en, 2012)
DE (1) DE3712156A1 (en, 2012)
FR (1) FR2597059B1 (en, 2012)
IT (1) IT1215410B (en, 2012)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3714169A1 (de) * 1986-04-28 1987-11-05 Shimano Industrial Co Vorderer umwerfer fuer ein fahrrad
US7806792B2 (en) 2006-02-21 2010-10-05 Shimano Inc. Auxiliary bicycle shifting component

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2511209Y2 (ja) * 1989-11-14 1996-09-25 株式会社シマノ フロントディレ―ラ―
IT1310149B1 (it) * 1999-08-27 2002-02-11 Campagnolo Srl Forcella di deragliatore anteriore di bicicletta e deragliatorecomprendente tale forcella
US6454671B1 (en) 2000-01-20 2002-09-24 Christopher Alan Wickliffe Front bicycle derailleur with annular chain guide
US7025698B2 (en) * 2000-01-20 2006-04-11 Christopher Alan Wickliffe Front derailleur with annular chain guide, bicycle and method of operation
DE102005057862A1 (de) * 2005-12-03 2007-06-06 Sram Deutschland Gmbh Vorderer Kettenumwerfer
US20070191158A1 (en) * 2006-02-01 2007-08-16 Shimano Inc. Bicycle front derailleur
US7856654B2 (en) * 2006-08-11 2010-12-21 Novell, Inc. System and method for network permissions evaluation
US20080167148A1 (en) * 2007-01-09 2008-07-10 Shimano (Singapore) Pte., Ltd. Bicycle front derailleur
US20100022335A1 (en) * 2008-07-23 2010-01-28 Douglas Chiang Chain guider of a front derailleur
US9221518B2 (en) * 2009-07-31 2015-12-29 Tzvetan Nedialkov Tzvetkov Universal skip-free derailleur
US10207772B2 (en) 2011-01-28 2019-02-19 Paha Designs, Llc Gear transmission and derailleur system
US9327792B2 (en) 2011-01-28 2016-05-03 Paha Designs, Llc Gear transmission and derailleur system
US9033833B2 (en) 2011-01-28 2015-05-19 Paha Designs, Llc Gear transmission and derailleur system
US9061730B2 (en) * 2011-09-30 2015-06-23 Shimano Inc. Front derailleur with contact member
US9187149B2 (en) * 2012-04-26 2015-11-17 Shimano, Inc. Bicycle derailleur with rotation resistance and resistance control
CN105102315B (zh) 2013-03-15 2018-05-18 维克韦克斯有限责任公司 单枢轴前变速器及双侧挡链器
TWI752306B (zh) * 2019-03-20 2022-01-11 彥豪金屬工業股份有限公司 自行車變速器
US11745828B2 (en) * 2020-06-30 2023-09-05 Shimano Inc. Front derailleur and chain guide of bicycle derailleur

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1528977A (en) * 1974-12-12 1978-10-18 Shimano Industrial Co Derailleur for bicycle
DE3411874A1 (de) * 1983-04-01 1984-10-11 Shimano Industrial Co., Ltd., Sakai, Osaka Vorderer umwerfer fuer eine fahrrad-kettenschaltung

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1178255A (fr) * 1957-07-08 1959-05-05 Perfectionnements aux dérailleurs de pédalier
FR2340852A1 (fr) * 1976-02-13 1977-09-09 Huret Jacques Guide-chaine de derailleur avant pour bicyclette
FR2502101A1 (fr) * 1981-03-17 1982-09-24 Simplex Ets Changement de vitesse au pedalier des cycles et vehicules similaires

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1528977A (en) * 1974-12-12 1978-10-18 Shimano Industrial Co Derailleur for bicycle
DE3411874A1 (de) * 1983-04-01 1984-10-11 Shimano Industrial Co., Ltd., Sakai, Osaka Vorderer umwerfer fuer eine fahrrad-kettenschaltung

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3714169A1 (de) * 1986-04-28 1987-11-05 Shimano Industrial Co Vorderer umwerfer fuer ein fahrrad
US7806792B2 (en) 2006-02-21 2010-10-05 Shimano Inc. Auxiliary bicycle shifting component
DE102006060044B4 (de) * 2006-02-21 2013-03-28 Shimano Inc. Fahrrad-Hilfsschaltbauelement

Also Published As

Publication number Publication date
IT8720030A0 (it) 1987-04-08
IT1215410B (it) 1990-02-08
US4734083A (en) 1988-03-29
FR2597059B1 (fr) 1990-08-31
FR2597059A1 (fr) 1987-10-16
JPS62166190U (en, 2012) 1987-10-22

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee