DE69200958D1 - Vorderer umwerfer fuer eine fahrradkettenschaltung. - Google Patents

Vorderer umwerfer fuer eine fahrradkettenschaltung.

Info

Publication number
DE69200958D1
DE69200958D1 DE69200958T DE69200958T DE69200958D1 DE 69200958 D1 DE69200958 D1 DE 69200958D1 DE 69200958 T DE69200958 T DE 69200958T DE 69200958 T DE69200958 T DE 69200958T DE 69200958 D1 DE69200958 D1 DE 69200958D1
Authority
DE
Germany
Prior art keywords
chain gear
bicycle chain
derailleur
front derailleur
bicycle
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
DE69200958T
Other languages
English (en)
Other versions
DE69200958T2 (de
Inventor
Giuseppe Gabrielli
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE69200958D1 publication Critical patent/DE69200958D1/de
Application granted granted Critical
Publication of DE69200958T2 publication Critical patent/DE69200958T2/de
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
    • B62M9/131—Front derailleurs
    • B62M9/134—Mechanisms for shifting laterally
    • B62M9/1344—Mechanisms for shifting laterally limiting or positioning the movement
    • B62M9/1348—Mechanisms for shifting laterally limiting or positioning the movement 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
    • B62M9/131—Front derailleurs
    • B62M9/134—Mechanisms for shifting laterally
    • B62M9/1342—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
    • B62M9/131—Front derailleurs
    • B62M9/136—Chain guides; Mounting thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Steering Devices For Bicycles And Motorcycles (AREA)
  • Gears, Cams (AREA)
DE69200958T 1991-02-11 1992-02-10 Vorderer umwerfer fuer eine fahrradkettenschaltung. Expired - Fee Related DE69200958T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMO910018A IT1246521B (it) 1991-02-11 1991-02-11 Bicicletta con serie di moltipliche e cambio anteriore di velocita'.
PCT/IT1992/000012 WO1992013751A1 (en) 1991-02-11 1992-02-10 A bicycle with multiplying gears and front gearshift

Publications (2)

Publication Number Publication Date
DE69200958D1 true DE69200958D1 (de) 1995-02-02
DE69200958T2 DE69200958T2 (de) 1995-07-06

Family

ID=11384866

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69200958T Expired - Fee Related DE69200958T2 (de) 1991-02-11 1992-02-10 Vorderer umwerfer fuer eine fahrradkettenschaltung.

Country Status (5)

Country Link
EP (1) EP0571492B1 (de)
AU (1) AU1272092A (de)
DE (1) DE69200958T2 (de)
IT (1) IT1246521B (de)
WO (1) WO1992013751A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4242310A1 (de) * 1992-07-03 1994-01-05 Marcus Abele Kettenradadapter für Fahrräder
US6045470A (en) * 1998-02-06 2000-04-04 Trek Bicycle Corporation Front derailleur with chainline controlling idler cog
US6923740B2 (en) * 2001-11-26 2005-08-02 Shimano Inc. Front derailleur for a bicycle
DE20216235U1 (de) * 2002-10-22 2004-03-04 Canyon Bicycles Gmbh Umwerferschelle
DE10260565B4 (de) * 2002-12-21 2016-09-15 Sram Deutschland Gmbh Zahnkranzpaket
TWI385105B (zh) * 2009-11-02 2013-02-11 Chang Hui Lin 多連桿式前變速器
FR3039495B1 (fr) * 2015-07-27 2017-09-01 Ntn-Snr Roulements Kit d'assistance d'entrainement d'une chaine de cycle, et cycle associe
FR3039497B1 (fr) * 2015-07-27 2017-09-01 Ntn-Snr Roulements Derailleur de changement de plateau et kit d'assistance d'entrainement auxiliaire motorise d'une chaine de cycle associe

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE901146C (de) * 1943-08-13 1954-01-07 Fichtel & Sachs Ag Spannvorrichtung fuer Ketten, insbesondere von Fahrraedern
FR971867A (fr) * 1948-09-21 1951-01-23 Dispositif de changement de vitesses pour cycles ou autres véhicules analogues
FR1145881A (fr) * 1956-03-20 1957-10-30 Perfectionnements aux changements de vitesses et tendeurs de chaîne
FR2482039A1 (fr) * 1980-05-09 1981-11-13 Simplex Ets Dispositif de fixation d'accessoires, en particulier des changements de vitesse au pedalier, sur les tubes de cadre de bicyclettes et vehicules similaires
FR2499496A1 (fr) * 1981-02-12 1982-08-13 Hetru Marcel Transmission pour cycles
GB2160272B (en) * 1984-06-14 1988-12-21 George Hilbert Parkinson A 100 speed drive system for bicycles
FR2640931A1 (en) * 1988-12-27 1990-06-29 Sachs Ind Sa Huret Maillard Re Dérailleur for a bicycle front crank gear

Also Published As

Publication number Publication date
EP0571492A1 (de) 1993-12-01
AU1272092A (en) 1992-09-07
ITMO910018A0 (it) 1991-02-11
DE69200958T2 (de) 1995-07-06
EP0571492B1 (de) 1994-12-21
IT1246521B (it) 1994-11-24
ITMO910018A1 (it) 1992-08-11
WO1992013751A1 (en) 1992-08-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee