JPS4980736A - - Google Patents

Info

Publication number
JPS4980736A
JPS4980736A JP47122954A JP12295472A JPS4980736A JP S4980736 A JPS4980736 A JP S4980736A JP 47122954 A JP47122954 A JP 47122954A JP 12295472 A JP12295472 A JP 12295472A JP S4980736 A JPS4980736 A JP S4980736A
Authority
JP
Japan
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.)
Pending
Application number
JP47122954A
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 JP47122954A priority Critical patent/JPS4980736A/ja
Priority to US05/403,836 priority patent/US3956943A/en
Publication of JPS4980736A publication Critical patent/JPS4980736A/ja
Pending 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Gears, Cams (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
  • Transmissions By Endless Flexible Members (AREA)
JP47122954A 1972-10-25 1972-12-07 Pending JPS4980736A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP47122954A JPS4980736A (ja) 1972-12-07 1972-12-07
US05/403,836 US3956943A (en) 1972-10-25 1973-10-05 Bicycle sprocket wheel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47122954A JPS4980736A (ja) 1972-12-07 1972-12-07

Publications (1)

Publication Number Publication Date
JPS4980736A true JPS4980736A (ja) 1974-08-03

Family

ID=14848723

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47122954A Pending JPS4980736A (ja) 1972-10-25 1972-12-07

Country Status (2)

Country Link
US (1) US3956943A (ja)
JP (1) JPS4980736A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10358186B2 (en) 2016-12-16 2019-07-23 Shimano Inc. Bicycle sprocket and bicycle sprocket assembly

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS551989Y2 (ja) * 1976-12-28 1980-01-19
GB2005778B (en) * 1977-08-17 1982-06-30 Shimano Industrial Co Sprocket and use thereof on bicycle
JPS563264Y2 (ja) * 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
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
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
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
US5192249A (en) * 1990-02-28 1993-03-09 Shimano, Inc. Multi-stage sprocket assembly for bicycle
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
US5876295A (en) * 1996-01-23 1999-03-02 Cloyes Gear And Products, Inc. Roller chain drive system having improved noise characteristics
US5921878A (en) * 1996-07-03 1999-07-13 Cloyes Gear And Products, Inc. Roller chain drive system having improved noise characteristics
US5921879A (en) 1996-07-25 1999-07-13 Cloyes Gear And Products, Inc. Random engagement roller chain sprocket with staged meshing and flank relief to provide improved noise characteristics
US6090003A (en) * 1996-07-25 2000-07-18 Cloyes Gear & Products, Inc. Random engagement roller chain sprocket having improved noise characteristics
US5976045A (en) * 1996-07-25 1999-11-02 Cloyes Gear And Products, Inc. Random engagement roller chain sprocket having improved noise characteristics
US7416500B2 (en) * 1996-12-19 2008-08-26 Cloyes Gear And Products, Inc. Random engagement roller chain sprocket and timing chain system including same
US6761657B2 (en) 1996-12-19 2004-07-13 Cloyes Gear And Products, Inc. Roller chain sprocket with added chordal pitch reduction
TW331290U (en) * 1997-08-01 1998-05-01 Tracer Company Ltd Improved structure of a chain wheel assembly of a bicycle
US7096754B2 (en) * 2002-03-06 2006-08-29 Intier Automotive Closures, Inc. Nested sector gears
US7128672B2 (en) * 2003-04-16 2006-10-31 Chalin Cluster Corporation Cluster sprockets for bicycle transmissions and other prime movers
CN101767626B (zh) * 2008-12-29 2012-12-12 荣技研股份有限公司 自行车用前变速器
JP6120827B2 (ja) * 2011-04-26 2017-04-26 １７８３５９０ オンタリオ リミテッド ディー／ビー／エイ インモーティヴ１７８３５９０ Ｏｎｔａｒｉｏ Ｌｔｄ． Ｄ／Ｂ／Ａ Ｉｎｍｏｔｉｖｅ プーリアセンブリおよび同期式のセグメント交換型プーリ伝動システム
US9182027B2 (en) * 2011-12-06 2015-11-10 Sram, Llc Chainring
US9062758B2 (en) 2011-12-06 2015-06-23 Sram, Llc Chainring
DE102013009492B4 (de) 2013-06-05 2023-10-19 Sram Deutschland Gmbh Kettenring
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
US9581229B2 (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
US9669899B2 (en) * 2014-02-27 2017-06-06 Eko Sport, Inc. Alternating tooth chain ring
US9625027B2 (en) 2014-04-08 2017-04-18 Wolf Tooth Components, LLC Sprocket
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
DE102015219522A1 (de) * 2014-10-14 2016-04-14 Sram Deutschland Gmbh Mehrfach-Kettenradanordnung für eine Hinterradnabe
WO2016154479A1 (en) * 2015-03-25 2016-09-29 Wick Werks, LLC Chainrings with alternating tooth thickness offset
US10451166B2 (en) 2015-04-13 2019-10-22 Eko Sport, Inc. Chain ring with teeth oppositely laterally engaging a drive chain
US10155566B2 (en) * 2015-05-20 2018-12-18 Shimano Inc. Interchangeable bicycle sprocket
US9540070B2 (en) * 2015-05-27 2017-01-10 Shimano Inc. Bicycle sprocket and bicycle crank assembly
US10703441B2 (en) 2015-07-03 2020-07-07 Sram Deutschland Gmbh Drive arrangement for a bicycle
DE102015008662A1 (de) 2015-07-03 2017-01-05 Sram Deutschland Gmbh Einzelkettenrad für eine Fahrradvorderkurbelanordnung
US10359106B2 (en) * 2016-06-24 2019-07-23 Shimano Inc. Bicycle sprocket and bicycle sprocket 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
US10507888B2 (en) * 2016-11-10 2019-12-17 Shimano Inc. Bicycle crank assembly and bicycle sprocket assembly

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US536813A (en) * 1895-04-02 Sprocket-wheel
US1583221A (en) * 1925-04-22 1926-05-04 Gustave A Carlson Chain and wheel for sash-regulating devices
US3498148A (en) * 1968-10-07 1970-03-03 Xerox Corp Chain drive
US3756091A (en) * 1970-02-19 1973-09-04 Uniroyal Inc Positive power transmission system
US3772932A (en) * 1970-12-30 1973-11-20 M Nagano Multi-speed transmission free wheel for a bicycle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10358186B2 (en) 2016-12-16 2019-07-23 Shimano Inc. Bicycle sprocket and bicycle sprocket assembly

Also Published As

Publication number Publication date
US3956943A (en) 1976-05-18

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