DE3425558A1 - Schalt-tretkurbeltrieb fuer fahrraeder - Google Patents

Schalt-tretkurbeltrieb fuer fahrraeder

Info

Publication number
DE3425558A1
DE3425558A1 DE19843425558 DE3425558A DE3425558A1 DE 3425558 A1 DE3425558 A1 DE 3425558A1 DE 19843425558 DE19843425558 DE 19843425558 DE 3425558 A DE3425558 A DE 3425558A DE 3425558 A1 DE3425558 A1 DE 3425558A1
Authority
DE
Germany
Prior art keywords
struts
sprockets
crank
munich
pair
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
DE19843425558
Other languages
German (de)
English (en)
Inventor
Masashi Izumi Osaka 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 DE3425558A1 publication Critical patent/DE3425558A1/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
    • B62M9/105—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 involving front sprocket chain-wheels engaged by the chain, belt or the like
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/21—Elements
    • Y10T74/2164—Cranks and pedals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/21—Elements
    • Y10T74/2164—Cranks and pedals
    • Y10T74/2165—Cranks and pedals with attached gear

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Gears, Cams (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
DE19843425558 1983-07-11 1984-07-11 Schalt-tretkurbeltrieb fuer fahrraeder Granted DE3425558A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983108203U JPS6015074U (ja) 1983-07-11 1983-07-11 自転車用ギヤクランク

Publications (1)

Publication Number Publication Date
DE3425558A1 true DE3425558A1 (de) 1985-01-31

Family

ID=14478629

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19843425558 Granted DE3425558A1 (de) 1983-07-11 1984-07-11 Schalt-tretkurbeltrieb fuer fahrraeder

Country Status (4)

Country Link
US (1) US4594910A (OSRAM)
JP (1) JPS6015074U (OSRAM)
DE (1) DE3425558A1 (OSRAM)
FR (1) FR2548998B1 (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10362417B3 (de) * 2003-09-16 2021-06-24 Sram Deutschland Gmbh Ritzeleinheit für eine Kettenschaltung eines Fahrrades

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4988328A (en) * 1989-03-06 1991-01-29 Maeda Industries, Ltd. Bicycle multiple chainwheel
US5003840A (en) * 1989-11-06 1991-04-02 Huffy Corporation Cover for the driving sprocket of a bicycle
JPH0378694U (OSRAM) * 1989-12-05 1991-08-09
DE4007865C2 (de) * 1990-03-13 1994-06-23 Karl Dr Koltai Fahrradpedal
JPH04297390A (ja) * 1991-03-27 1992-10-21 Shimano Inc 自転車後輪用多段ホイール
JPH04119795U (ja) * 1991-04-11 1992-10-27 株式会社シマノ 自転車用ギアクランク装置
US5197353A (en) * 1991-07-31 1993-03-30 John Trenerry Crank and spider assembly for bicycle
US5285701A (en) * 1992-05-26 1994-02-15 Danial Parachinni Gearing mechanism for high speed bicycles
US5233885A (en) * 1992-06-15 1993-08-10 Lin Jin Chen Axle structure for bicycles
US5181437A (en) * 1992-07-13 1993-01-26 Chi Yi C Hub of a bicycle
JP3578541B2 (ja) * 1996-02-20 2004-10-20 株式会社エクセディ 粘性ダンパー機構
KR100440026B1 (ko) * 2001-12-15 2004-07-14 현대자동차주식회사 캠축 구동용 스프라켓
US7585240B2 (en) * 2005-02-03 2009-09-08 Shimano Inc. Bicycle sprocket assembly
ITMI20061550A1 (it) 2006-08-03 2008-02-04 Campagnolo Srl Assieme di pedivella destro per bicicletta e sua pedivella
ITMI20061549A1 (it) * 2006-08-03 2008-02-04 Campagnolo Srl Assieme di pedivella destro per bicicletta e relative pedivella e corona
US7871347B2 (en) * 2007-10-11 2011-01-18 Shimano Inc. Bicycle rear sprocket assembly
US8820192B2 (en) 2009-04-29 2014-09-02 Race Face Prerformance Products Inc. Bicycle crank arm and insert therefore
US9193416B2 (en) * 2009-11-30 2015-11-24 Shimano Inc. Bicycle sprocket support assembly
US9033835B2 (en) * 2010-06-15 2015-05-19 Mxc Gmbh Sprocket
US8905878B2 (en) * 2011-01-28 2014-12-09 Shimano (Singapore) Pte., Ltd. Bicycle sprocket assembly
WO2014133404A1 (en) * 2013-02-27 2014-09-04 Miranda & Irmão, Lda. Sprocket cover
US9415835B2 (en) * 2014-01-24 2016-08-16 Shimano Inc. Rotatable annular bicycle component and bicycle rear sprocket
CN112517887A (zh) * 2016-04-11 2021-03-19 福克斯制造有限公司 用于形成自行车前链轮组件的方法
TWM529655U (zh) * 2016-06-23 2016-10-01 shi-ming Luo 自行車之齒片及其固定座
CN106741552A (zh) * 2016-12-23 2017-05-31 鼎镁（昆山）新材料科技有限公司 交通工具用齿盘异材组合结构改良
CN106515992A (zh) * 2016-12-23 2017-03-22 鼎镁（昆山）新材料科技有限公司 交通工具用齿盘异材组合结构
US11014628B2 (en) * 2017-04-28 2021-05-25 Fox Factory, Inc. Cinch direct mount 2X ring system
US10830329B2 (en) * 2018-03-08 2020-11-10 Shimano Inc. Bicycle sprocket
US12227262B2 (en) 2018-12-07 2025-02-18 Fox Factory, Inc. Mid-sprocket assembly
US11359709B2 (en) 2018-12-18 2022-06-14 Fox Factory, Inc. Chainring
US11680633B2 (en) 2019-02-08 2023-06-20 Fox Factory, Inc. Chainring
US12145691B2 (en) 2021-05-25 2024-11-19 Fox Factory, Inc. Crank impact and wear protection article

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE95713C (OSRAM) *
DE817096C (de) * 1946-04-13 1951-10-15 Lucien Juy Tretkurbelkettenrad fuer den Antrieb von Fahrraedern, Tandems o. dgl.
GB1451834A (en) * 1973-02-23 1976-10-06 Peyrard M Devices for driving chains
EP0002964A1 (en) * 1977-12-28 1979-07-11 Shimano Industrial Company Limited Chain wheel and crank assembly for a cycle
FR2440308A1 (fr) * 1978-11-03 1980-05-30 Boris Michel Plateau de pedalier pour cycle

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB190215419A (en) * 1902-07-10 1903-06-11 Rudge Whitworth Ltd Improvements in Attaching Cranks and Chain Wheels to the Crank Axles of Velocipedes.
FR451415A (fr) * 1912-02-12 1913-04-18 Alheric De La Celle Pédalier à deux vitesses interchangeables en marche sans commande, pour cycles
FR1020997A (fr) * 1950-06-27 1953-02-12 Dispositif d'accouplement des roues dentées de pédalier de bicyclette, tandem ou similaires
FR1271984A (fr) * 1959-11-17 1961-09-22 Roue de pédalier à double engrenage pour bicyclettes
JPS5291949U (OSRAM) * 1975-12-29 1977-07-09
JPS54183860U (OSRAM) * 1978-06-16 1979-12-26
FR2507992B1 (fr) * 1981-06-17 1986-11-07 Haubtmann A Sa Ets Double plateau pour pedalier de bicyclettes et vehicules similaires et son procede de fabrication et d'assemblage
IT8107074U1 (it) * 1981-10-16 1983-04-16 Ofmega S N C Di Perotti Dino E Mario Guarnitura per biciclette con razze della moltiplica e pedivelle a sezioni aerodinamiche.

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE95713C (OSRAM) *
DE817096C (de) * 1946-04-13 1951-10-15 Lucien Juy Tretkurbelkettenrad fuer den Antrieb von Fahrraedern, Tandems o. dgl.
GB1451834A (en) * 1973-02-23 1976-10-06 Peyrard M Devices for driving chains
EP0002964A1 (en) * 1977-12-28 1979-07-11 Shimano Industrial Company Limited Chain wheel and crank assembly for a cycle
FR2440308A1 (fr) * 1978-11-03 1980-05-30 Boris Michel Plateau de pedalier pour cycle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10362417B3 (de) * 2003-09-16 2021-06-24 Sram Deutschland Gmbh Ritzeleinheit für eine Kettenschaltung eines Fahrrades

Also Published As

Publication number Publication date
FR2548998B1 (fr) 1987-06-26
US4594910A (en) 1986-06-17
JPH0137358Y2 (OSRAM) 1989-11-10
FR2548998A1 (fr) 1985-01-18
JPS6015074U (ja) 1985-02-01

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8128 New person/name/address of the agent

Representative=s name: SCHWABE, H., DIPL.-ING. SANDMAIR, K., DIPL.-CHEM.

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee