TW349069B - Bicycle crank arm - Google Patents

Bicycle crank arm

Info

Publication number
TW349069B
TW349069B TW086117717A TW86117717A TW349069B TW 349069 B TW349069 B TW 349069B TW 086117717 A TW086117717 A TW 086117717A TW 86117717 A TW86117717 A TW 86117717A TW 349069 B TW349069 B TW 349069B
Authority
TW
Taiwan
Prior art keywords
bicycle
fastening fingers
stiffness
crank
coupled
Prior art date
Application number
TW086117717A
Other languages
English (en)
Inventor
Masahiro Yamanaka
Original Assignee
Shimano Kk
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 Kk filed Critical Shimano Kk
Application granted granted Critical
Publication of TW349069B publication Critical patent/TW349069B/zh

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
    • B62M3/00—Construction of cranks operated by hand or foot
    • 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)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
  • Motorcycle And Bicycle Frame (AREA)
  • Axle Suspensions And Sidecars For Cycles (AREA)
TW086117717A 1996-12-20 1997-11-25 Bicycle crank arm TW349069B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/770,501 US5904072A (en) 1996-12-20 1996-12-20 Bicycle crank arm

Publications (1)

Publication Number Publication Date
TW349069B true TW349069B (en) 1999-01-01

Family

ID=25088765

Family Applications (1)

Application Number Title Priority Date Filing Date
TW086117717A TW349069B (en) 1996-12-20 1997-11-25 Bicycle crank arm

Country Status (6)

Country Link
US (3) US5904072A (zh)
EP (1) EP0849153B1 (zh)
JP (1) JP3284093B2 (zh)
CN (1) CN1089304C (zh)
DE (1) DE69717061T2 (zh)
TW (1) TW349069B (zh)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3708526B2 (ja) * 2003-02-18 2005-10-19 株式会社シマノ 自転車用クランク組立体
JP3117907B2 (ja) * 1995-08-04 2000-12-18 株式会社シマノ 自転車用クランクとその製造方法
JP3248676B2 (ja) * 1996-12-27 2002-01-21 株式会社シマノ 自転車用クランクとその製造方法
JP3149374B2 (ja) * 1996-12-27 2001-03-26 株式会社シマノ 自転車用中空クランクとその製造方法
USD430075S (en) * 1999-02-25 2000-08-29 Shimano Inc. Bicycle crank arm portion
USD432055S (en) * 1999-02-25 2000-10-17 Shimano Inc. Bicycle crank arm portion
US6829965B1 (en) 1999-05-28 2004-12-14 Bruno Mombrinie Two-piece bicycle crank set
US6860171B1 (en) * 1999-12-29 2005-03-01 Shimano, Inc. Drive mechanism for a bicycle transmission assist mechanism
US6637291B2 (en) 2000-01-20 2003-10-28 Paul Odom Triangulated bicycle pedal support structure
US6925907B1 (en) 2000-01-20 2005-08-09 Paul Odom Triangulated bicycle pedal support structure
EP1350714A1 (en) * 2002-03-19 2003-10-08 Campagnolo Srl Hollow crank arm for a bicycle, and process for manufacturing the same
EP1419961A1 (en) * 2002-11-15 2004-05-19 IPA N.V.-Composites Hollow crank arm for bicycle
JP4048536B2 (ja) * 2002-11-21 2008-02-20 宮田工業株式会社 自転車用自動張力調整機構付きベルト動力伝達装置
US7503239B2 (en) * 2003-01-30 2009-03-17 Shimano Inc. Bicycle crank arm assembly
US20040200314A1 (en) * 2003-04-12 2004-10-14 Frank Hermansen Bicycle crank arm
EP1486412B1 (en) 2003-06-10 2014-05-07 Campagnolo S.R.L. Bicycle pedal crank
EP2110302A1 (en) 2003-06-11 2009-10-21 CAMPAGNOLO S.r.l. Bicycle component
FR2874203A1 (fr) * 2004-08-13 2006-02-17 Stronglight Sa Sa Manivelle pour cycles
US20060094550A1 (en) * 2004-11-01 2006-05-04 Shimano Inc. Bicycle crankset
TWM281887U (en) * 2005-02-22 2005-12-01 Jin-Chian Yuan Easy-to-pedal bike and its transmission crank
JP4065286B2 (ja) * 2005-08-09 2008-03-19 株式会社シマノ 自転車電動ディレーラ
ATE523419T1 (de) * 2006-02-14 2011-09-15 Campagnolo Srl Fahrradtretkurbel und herstellungsmethode für eine derartige tretkurbel
ITMI20061549A1 (it) * 2006-08-03 2008-02-04 Campagnolo Srl Assieme di pedivella destro per bicicletta e relative pedivella e corona
ITMI20061550A1 (it) 2006-08-03 2008-02-04 Campagnolo Srl Assieme di pedivella destro per bicicletta e sua pedivella
US20080163722A1 (en) * 2007-01-04 2008-07-10 Douglas Chiang Teeth disk
US20090056496A1 (en) 2007-09-04 2009-03-05 Dodman Christopher P Composite Crank Assembly
EP2230167A3 (en) * 2009-03-19 2013-10-02 Cycling Sports Group, Inc. Bicycle crank shaft assembly
US8820192B2 (en) 2009-04-29 2014-09-02 Race Face Prerformance Products Inc. Bicycle crank arm and insert therefore
EP2583002A1 (de) * 2010-06-15 2013-04-24 MXC GmbH Kettenrad
US8616085B2 (en) * 2010-08-18 2013-12-31 Shimano Inc. Bicycle crank assembly
US9771128B2 (en) * 2011-10-05 2017-09-26 Shimano Inc. Bicycle crank assembly
US20130116074A1 (en) * 2011-11-08 2013-05-09 Chang Hui Lin Sprocket wheel for bicycle
US9475545B2 (en) 2012-12-27 2016-10-25 Shimano Inc. Bicycle crank arm and bicycle crank assembly
JP2015227152A (ja) 2014-05-09 2015-12-17 株式会社シマノ 自転車用部品、自転車用軸部材、自転車用リアスプロケット組立体、及び自転車用レバー部材
US9328814B2 (en) * 2014-06-16 2016-05-03 Sram, Llc Clad chainring
US10562588B2 (en) 2015-09-01 2020-02-18 The Hive Global, Inc Bicycle cassette with locking connection
WO2017165226A1 (en) 2016-03-24 2017-09-28 The Hive Global, Inc. Bicycle crank with spindle attachment structure
CA2964058A1 (en) * 2016-04-11 2017-10-11 Fox Factory, Inc. Bicycle front sprocket
US11014628B2 (en) 2017-04-28 2021-05-25 Fox Factory, Inc. Cinch direct mount 2X ring system
CN111542471A (zh) 2017-08-21 2020-08-14 劲锋铁马股份有限公司 具有夹紧连接的自行车塔轮
FR3077751B1 (fr) * 2018-02-13 2020-01-24 Saint Jean Industries Procede de fabrication d'un composant de bicyclette, composant de bicyclette et pedalier de bicyclette
US11359709B2 (en) 2018-12-18 2022-06-14 Fox Factory, Inc. Chainring
US11680633B2 (en) 2019-02-08 2023-06-20 Fox Factory, Inc. Chainring
FR3101061A1 (fr) 2019-09-23 2021-03-26 Nova Ride Organe de transmission d’effort par rotation pour conduite d’un velo
US11932351B2 (en) 2020-07-17 2024-03-19 The Hive Global, Inc. Conical bicycle cassette sprocket structure
TWI774477B (zh) * 2021-07-20 2022-08-11 銘穗精密工業有限公司 自行車曲柄

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR417313A (fr) * 1910-06-21 1910-11-11 Wilhelm Bruckwilder Manivelle pour bicyclettes, etc.
FR843684A (fr) * 1938-03-17 1939-07-07 Mavic Ets Manivelle de pédalier de bicyclette
FR980071A (fr) * 1948-12-09 1951-05-08 Masson Ets Perfectionnements aux manivelles de pédalier pour cycles et autres
JPS4825541Y1 (zh) * 1969-03-07 1973-07-25
JPS49132544U (zh) * 1973-03-13 1974-11-14
US4380445A (en) * 1974-08-16 1983-04-19 Shimano Industrial Company Limited Transmission for a bicycle
US4009621A (en) * 1976-03-03 1977-03-01 Shimano Industrial Company, Limited Assembly of chain sprockets and cranks for bicycle
DE2861860D1 (en) * 1977-12-28 1982-07-08 Shimano Industrial Co Chain wheel and crank assembly for a cycle
FR2441533A1 (fr) * 1978-11-14 1980-06-13 Navet Specialites T A Brevets Manivelle de pedalier de bicyclette
JPS56139691U (zh) * 1980-03-25 1981-10-22
EP0176639A3 (en) * 1984-10-05 1986-06-04 Chen-Tsan Wang Sprocket and crank assembly
EP0270388B1 (fr) * 1986-10-31 1990-07-18 Look Sté. Manivelle pour pédalier de bicyclette
GB8800365D0 (en) * 1988-01-08 1988-02-10 Lew Ways Ltd Pedal drive systems
GB8827513D0 (en) * 1988-11-24 1988-12-29 Linfield D Bicycle crank
US4988328A (en) * 1989-03-06 1991-01-29 Maeda Industries, Ltd. Bicycle multiple chainwheel
JPH0378694U (zh) * 1989-12-05 1991-08-09
US5010785A (en) * 1990-06-11 1991-04-30 Seattle Bike Supply Crank arm for a bicylce
JPH0475792U (zh) * 1990-11-14 1992-07-02
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
JPH04372487A (ja) * 1991-06-19 1992-12-25 Shimano Inc 自転車用駆動装置
US5197353A (en) * 1991-07-31 1993-03-30 John Trenerry Crank and spider assembly for bicycle
US5179873A (en) * 1991-09-09 1993-01-19 Ocean State International, Inc. Bicycle crank assembly
US5320583A (en) * 1992-01-17 1994-06-14 De Woerd B.V. Protector for front chain sprocket of a bicycle
US5285701A (en) * 1992-05-26 1994-02-15 Danial Parachinni Gearing mechanism for high speed bicycles
US5435869A (en) * 1993-08-27 1995-07-25 Christensen; Roland Method for manufacturing a composite crank arm
US5623856A (en) * 1995-05-31 1997-04-29 Durham; Roger O. Bicycle crank arm with internal flange
US5609070A (en) * 1995-08-01 1997-03-11 Lin; King-Chen Crank cover assembly for a bicycle
US5644953A (en) * 1995-09-12 1997-07-08 Cyclone Precision, Inc. Crank assembly for a bicycle

Also Published As

Publication number Publication date
DE69717061D1 (de) 2002-12-19
CN1089304C (zh) 2002-08-21
US5988016A (en) 1999-11-23
US5893299A (en) 1999-04-13
JPH10181662A (ja) 1998-07-07
US5904072A (en) 1999-05-18
JP3284093B2 (ja) 2002-05-20
EP0849153B1 (en) 2002-11-13
CN1186748A (zh) 1998-07-08
DE69717061T2 (de) 2003-07-17
EP0849153A1 (en) 1998-06-24

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