FR2541223B1 - Pignon avant, de forme non ronde, pour la chaine d'une bicyclette - Google Patents

Pignon avant, de forme non ronde, pour la chaine d'une bicyclette

Info

Publication number
FR2541223B1
FR2541223B1 FR8402462A FR8402462A FR2541223B1 FR 2541223 B1 FR2541223 B1 FR 2541223B1 FR 8402462 A FR8402462 A FR 8402462A FR 8402462 A FR8402462 A FR 8402462A FR 2541223 B1 FR2541223 B1 FR 2541223B1
Authority
FR
France
Prior art keywords
bicycle
round
chain
front pinion
pinion
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
FR8402462A
Other languages
English (en)
Other versions
FR2541223A1 (fr
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 FR2541223A1 publication Critical patent/FR2541223A1/fr
Application granted granted Critical
Publication of FR2541223B1 publication Critical patent/FR2541223B1/fr
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
    • B62M9/08—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving eccentrically- mounted or elliptically-shaped driving or driven wheel; with expansible driving or driven wheel
    • 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
    • B62M2009/002—Non-circular chain rings or sprockets

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Gears, Cams (AREA)
FR8402462A 1983-02-19 1984-02-17 Pignon avant, de forme non ronde, pour la chaine d'une bicyclette Expired FR2541223B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58026783A JPS59153682A (ja) 1983-02-19 1983-02-19 自転車用チエンギヤ

Publications (2)

Publication Number Publication Date
FR2541223A1 FR2541223A1 (fr) 1984-08-24
FR2541223B1 true FR2541223B1 (fr) 1988-09-16

Family

ID=12202907

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8402462A Expired FR2541223B1 (fr) 1983-02-19 1984-02-17 Pignon avant, de forme non ronde, pour la chaine d'une bicyclette

Country Status (5)

Country Link
US (1) US4576587A (fr)
JP (1) JPS59153682A (fr)
DE (1) DE3405791C2 (fr)
FR (1) FR2541223B1 (fr)
IT (1) IT1173809B (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4330989A1 (de) * 1993-09-13 1995-03-16 Fichtel & Sachs Ag Kettenschaltung, insbesondere für Fahrräder
US5577749A (en) * 1994-07-11 1996-11-26 Ross; Thomas Twin gear drive assembly for a bicycle
DE4445035C1 (de) * 1994-12-16 1996-06-05 Fichtel & Sachs Ag Kettenschaltung
IT1286121B1 (it) * 1996-06-25 1998-07-07 Campagnolo Srl Pignone, per l'ingranamento con una catena di bicicletta.
EP1354792A1 (fr) * 2002-04-18 2003-10-22 Campagnolo S.R.L. Ensemble de jeu de pignons à chaíne pour changement de vitesse pour bicyclette
US20120214629A1 (en) * 2010-06-17 2012-08-23 David Earle Bicycle Sprocket
EP2756125B1 (fr) * 2011-09-13 2016-01-27 Meccanica Generale - S.R.L. Une poulie de plastique pour l'actionnement rotatif d'une machine a laver
US20130116074A1 (en) * 2011-11-08 2013-05-09 Chang Hui Lin Sprocket wheel for bicycle
US9182027B2 (en) 2011-12-06 2015-11-10 Sram, Llc Chainring
EP2746620A1 (fr) * 2012-12-18 2014-06-25 Chang Hui Lin Roue à chaîne pour bicyclette
DE102014200901A1 (de) * 2013-02-08 2014-08-14 Schaeffler Technologies Gmbh & Co. Kg Dämpferanordnung für Ketten- oder Riementrieb
DE102013009492B4 (de) 2013-06-05 2023-10-19 Sram Deutschland Gmbh Kettenring
EP3111109B1 (fr) 2014-02-27 2022-03-30 Eko Sport Inc. Plateau à dents alternées
US10451166B2 (en) 2015-04-13 2019-10-22 Eko Sport, Inc. Chain ring with teeth oppositely laterally engaging a drive chain
WO2016203433A1 (fr) * 2015-06-18 2016-12-22 Antonello Briosi Roue dentée pour systèmes de transmission de mouvement sur cycles
DE102015008662A1 (de) 2015-07-03 2017-01-05 Sram Deutschland Gmbh Einzelkettenrad für eine Fahrradvorderkurbelanordnung
US10703441B2 (en) 2015-07-03 2020-07-07 Sram Deutschland Gmbh Drive arrangement for a bicycle
US10550925B2 (en) * 2017-06-02 2020-02-04 Shimano Inc. Bicycle sprocket
SI25993A (sl) * 2020-04-21 2021-10-29 Gorenje gospodinjski aparati, d.o.o Jermenica bobna pralnega stroja iz materiala iz umetne snovi

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE389663A (fr) *
US591488A (en) * 1897-10-12 Bicycle-gearing
CH282923A (de) * 1950-03-17 1952-05-15 Scheidegger Ernst Kettenantrieb für Fahrräder.
US2693119A (en) * 1953-01-30 1954-11-02 Payberg Carl Change speed sprocket for bicycles
US3259398A (en) * 1964-12-09 1966-07-05 Green William P Bicycle drive
US3899932A (en) * 1973-12-19 1975-08-19 Roger Owen Durham Chain retention device for elliptical sprockets
FR2315427A2 (fr) * 1975-06-23 1977-01-21 Josse Leon Plateau dente elliptique pour cycles
JPS5825478Y2 (ja) * 1978-07-11 1983-06-01 カルソニックカンセイ株式会社 リセツト積算計のピニオン整列装置
DE2920935C2 (de) * 1979-05-21 1983-10-27 Heinz 1000 Berlin Schiepe Stapelvorrichtung für stab- oder brettförmiges Stückgut
US4522610A (en) * 1982-06-01 1985-06-11 Shimano Industrial Company Limited Gear crank apparatus for a bicycle

Also Published As

Publication number Publication date
FR2541223A1 (fr) 1984-08-24
US4576587A (en) 1986-03-18
DE3405791A1 (de) 1984-08-30
IT1173809B (it) 1987-06-24
DE3405791C2 (de) 1986-04-30
IT8419651A0 (it) 1984-02-16
JPS59153682A (ja) 1984-09-01
JPH0241480B2 (fr) 1990-09-18

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Legal Events

Date Code Title Description
ST Notification of lapse