FR2400648B1 - Pignon, en particulier pour bicyclette - Google Patents

Pignon, en particulier pour bicyclette

Info

Publication number
FR2400648B1
FR2400648B1 FR7823902A FR7823902A FR2400648B1 FR 2400648 B1 FR2400648 B1 FR 2400648B1 FR 7823902 A FR7823902 A FR 7823902A FR 7823902 A FR7823902 A FR 7823902A FR 2400648 B1 FR2400648 B1 FR 2400648B1
Authority
FR
France
Prior art keywords
bicycles
sprocket
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
FR7823902A
Other languages
English (en)
Other versions
FR2400648A1 (fr
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
Priority claimed from JP11043877U external-priority patent/JPS5528616Y2/ja
Priority claimed from JP11043777U external-priority patent/JPS5528615Y2/ja
Application filed by Shimano Industrial Co Ltd filed Critical Shimano Industrial Co Ltd
Publication of FR2400648A1 publication Critical patent/FR2400648A1/fr
Application granted granted Critical
Publication of FR2400648B1 publication Critical patent/FR2400648B1/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
    • B62M9/10—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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
    • F16H55/02—Toothed members; Worms
    • F16H55/30—Chain-wheels
FR7823902A 1977-08-17 1978-08-16 Pignon, en particulier pour bicyclette Expired FR2400648B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11043877U JPS5528616Y2 (fr) 1977-08-17 1977-08-17
JP11043777U JPS5528615Y2 (fr) 1977-08-17 1977-08-17

Publications (2)

Publication Number Publication Date
FR2400648A1 FR2400648A1 (fr) 1979-03-16
FR2400648B1 true FR2400648B1 (fr) 1983-07-22

Family

ID=26450067

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7823902A Expired FR2400648B1 (fr) 1977-08-17 1978-08-16 Pignon, en particulier pour bicyclette

Country Status (5)

Country Link
US (1) US4330286A (fr)
DE (1) DE2836066A1 (fr)
FR (1) FR2400648B1 (fr)
GB (1) GB2005778B (fr)
IT (1) IT1098075B (fr)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4268259A (en) * 1977-08-25 1981-05-19 Shimano Industrial Company Limited Multi-speed sprockets for a bicycle and the like
JPS5819996Y2 (ja) * 1978-07-07 1983-04-25 株式会社シマノ 自転車用スプロケット
JPS566698U (fr) * 1979-06-28 1981-01-21
JPS6010955Y2 (ja) * 1980-02-13 1985-04-12 株式会社シマノ ギヤクランク装置
US4521207A (en) * 1982-06-11 1985-06-04 Royce H. Husted Incrementally variable transmission
US4493678A (en) * 1981-10-13 1985-01-15 Samuel Shiber Expandible sprocket
US4519791A (en) * 1982-09-03 1985-05-28 Shimano Industrial Company Limited Sprocket for a bicycle
JPH029921Y2 (fr) * 1985-08-09 1990-03-13
EP0313345B1 (fr) * 1987-10-21 1994-01-12 Shimano Industrial Company Limited Ensemble de jeu de pignons à chaîne pour bicyclette
FR2632268B1 (fr) * 1988-06-02 1990-09-14 Huret Sachs Sa Pignon a denture amelioree et roue libre pour cycle munie de tels pignons
FR2657134A1 (fr) * 1989-11-03 1991-07-19 Sachs Ind Sa Ensemble de pignons ou plateaux multiples pour cycle notamment.
IT1237281B (it) * 1989-11-21 1993-05-27 Campagnolo Srl Ruota dentata per bicicletta e ruota libera per biciclette includente una pluralita' di tali ruote dentate
JPH04303094A (ja) * 1991-03-29 1992-10-27 Maeda Kogyo Kk 自転車用多段スプロケット装置
DE4330989A1 (de) * 1993-09-13 1995-03-16 Fichtel & Sachs Ag Kettenschaltung, insbesondere für Fahrräder
DE4445035C1 (de) * 1994-12-16 1996-06-05 Fichtel & Sachs Ag Kettenschaltung
US5514042A (en) * 1995-08-01 1996-05-07 Liou; Yan-Shing Multistage sprocket mechanism for a bicycle
US5545096A (en) * 1995-08-29 1996-08-13 Su; Bor-Lin Sprocket mechanism for a multistage bicycle
US8617015B2 (en) * 2005-09-27 2013-12-31 Wick Werks, LLC Bicycle chain rings
US8092329B2 (en) * 2005-08-31 2012-01-10 Wick Werks, LLC Bicycle chain rings with ramps
TWM372828U (en) * 2009-09-11 2010-01-21 Sen-Biao Lai Free wheel of bicycle
US9394987B2 (en) 2014-02-10 2016-07-19 Wolf Tooth Components, LLC Sprocket
US9581230B2 (en) 2014-02-10 2017-02-28 Wolf Tooth Components, LLC Sprocket
US9394986B2 (en) 2014-02-10 2016-07-19 Wolf Tooth Components, LLC Sprocket
US9581229B2 (en) 2014-02-10 2017-02-28 Wolf Tooth Components, LLC Sprocket
WO2015131023A1 (fr) * 2014-02-27 2015-09-03 Eko Sport, Inc. Plateau à dents alternées
US9404565B2 (en) 2014-04-08 2016-08-02 Wolf Tooth Components, LLC Sprocket
US9581231B2 (en) 2014-04-08 2017-02-28 Wolf Tooth Components, LLC Sprocket
US9625027B2 (en) 2014-04-08 2017-04-18 Wolf Tooth Components, LLC Sprocket
US10451166B2 (en) 2015-04-13 2019-10-22 Eko Sport, Inc. Chain ring with teeth oppositely laterally engaging a drive chain
US9540070B2 (en) * 2015-05-27 2017-01-10 Shimano Inc. Bicycle sprocket and bicycle crank assembly
US20170016524A1 (en) * 2016-09-28 2017-01-19 Chao-Yuan Cheng Bicycle sprocket wheel
US10295040B2 (en) 2016-10-20 2019-05-21 Shimano Inc. Bicycle sprocket and bicycle crank assembly
US10358186B2 (en) * 2016-12-16 2019-07-23 Shimano Inc. Bicycle sprocket and bicycle sprocket assembly
TW201825811A (zh) * 2017-01-03 2018-07-16 榮輪科技股份有限公司 單一鏈輪的製造方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US619537A (en) * 1899-02-14 bufford
GB190018240A (en) * 1900-10-13 1901-10-12 Charles Bromhall A New or Improved Rack for Umbrellas, Walking Sticks, Tennis Racquets, Cricket Bats and the like.
US1221471A (en) * 1913-06-26 1917-04-03 William S Miller Mechanical movement.
US1202227A (en) * 1913-09-11 1916-10-24 Janesville Machine Company Change-speed mechanism.
GB305347A (en) * 1927-12-30 1929-02-07 Richard Assheton Tucker Improvements in or relating to chain or sprocket wheels and the like
GB662068A (en) * 1949-03-12 1951-11-28 Edwin Fernand Camillis Improved multiple chain wheel assembly for cycle hub
FR1168825A (fr) * 1957-03-05 1958-12-17 Perfectionnements aux galets et pignons de changements de vitesses pour cycles
US3167175A (en) * 1961-08-14 1965-01-26 Kools Brothers Inc Self-cleaning conveyor mechanism
US3661021A (en) * 1969-07-26 1972-05-09 Masakazu Ohshita Shimano Ind C Multiple free wheel for a bicycle
US3709053A (en) * 1970-05-26 1973-01-09 Shimano Industrial Co Multi-speed transmission front gear mechanism for a bicycle
JPS4980736A (fr) * 1972-12-07 1974-08-03
JPS551989Y2 (fr) * 1976-12-28 1980-01-19
JPS563264Y2 (fr) * 1977-08-19 1981-01-24
US4268259A (en) * 1977-08-25 1981-05-19 Shimano Industrial Company Limited Multi-speed sprockets for a bicycle and the like
JPS5483244A (en) * 1977-12-16 1979-07-03 Shimano Industrial Co Multiple gear crank for bicycle

Also Published As

Publication number Publication date
GB2005778A (en) 1979-04-25
FR2400648A1 (fr) 1979-03-16
DE2836066C2 (fr) 1981-09-17
GB2005778B (en) 1982-06-30
US4330286A (en) 1982-05-18
IT7826796A0 (it) 1978-08-17
DE2836066A1 (de) 1979-03-01
IT1098075B (it) 1985-08-31

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Legal Events

Date Code Title Description
ST Notification of lapse