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JP2019034686A - クランクアーム - Google Patents

クランクアーム Download PDF

Info

Publication number
JP2019034686A
JP2019034686A JP2017158591A JP2017158591A JP2019034686A JP 2019034686 A JP2019034686 A JP 2019034686A JP 2017158591 A JP2017158591 A JP 2017158591A JP 2017158591 A JP2017158591 A JP 2017158591A JP 2019034686 A JP2019034686 A JP 2019034686A
Authority
JP
Japan
Prior art keywords
crank arm
region
thickness
side wall
arm according
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.)
Pending
Application number
JP2017158591A
Other languages
English (en)
Japanese (ja)
Inventor
隆 古家
Takashi Furuya
隆 古家
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 Inc
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 Inc filed Critical Shimano Inc
Priority to JP2017158591A priority Critical patent/JP2019034686A/ja
Priority to DE102018213090.6A priority patent/DE102018213090A1/de
Priority to TW107128117A priority patent/TWI734021B/zh
Priority to CN201810954727.1A priority patent/CN109421879B/zh
Publication of JP2019034686A publication Critical patent/JP2019034686A/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
    • B62M3/00—Construction of cranks operated by hand or foot

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
JP2017158591A 2017-08-21 2017-08-21 クランクアーム Pending JP2019034686A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2017158591A JP2019034686A (ja) 2017-08-21 2017-08-21 クランクアーム
DE102018213090.6A DE102018213090A1 (de) 2017-08-21 2018-08-06 Kurbelarm
TW107128117A TWI734021B (zh) 2017-08-21 2018-08-13 曲柄臂
CN201810954727.1A CN109421879B (zh) 2017-08-21 2018-08-21 曲柄臂

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017158591A JP2019034686A (ja) 2017-08-21 2017-08-21 クランクアーム

Publications (1)

Publication Number Publication Date
JP2019034686A true JP2019034686A (ja) 2019-03-07

Family

ID=65235282

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017158591A Pending JP2019034686A (ja) 2017-08-21 2017-08-21 クランクアーム

Country Status (4)

Country Link
JP (1) JP2019034686A (zh)
CN (1) CN109421879B (zh)
DE (1) DE102018213090A1 (zh)
TW (1) TWI734021B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020137694A (ja) * 2019-02-27 2020-09-03 京楽産業．株式会社 遊技機

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12091131B2 (en) * 2020-11-20 2024-09-17 Fox Factory, Inc. Insert undercut

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1120336A3 (en) * 2000-01-26 2002-08-07 Cannondale Corporation Integrated crank assembly and components therefor
US20030070506A1 (en) * 2001-10-15 2003-04-17 Apex Bicycle Components Corporation Ltd. Crank structure for bicycle
EP1350714A1 (en) * 2002-03-19 2003-10-08 Campagnolo Srl Hollow crank arm for a bicycle, and process for manufacturing the same
JP2004338538A (ja) * 2003-05-15 2004-12-02 Sugino Techno:Kk 自転車用クランクアーム
CN2664999Y (zh) * 2003-10-26 2004-12-22 高冰雪 新型自行车曲柄
ATE523419T1 (de) * 2006-02-14 2011-09-15 Campagnolo Srl Fahrradtretkurbel und herstellungsmethode für eine derartige tretkurbel
EP2230167A3 (en) * 2009-03-19 2013-10-02 Cycling Sports Group, Inc. Bicycle crank shaft assembly
CN101817384B (zh) * 2010-03-05 2013-04-10 大行科技(深圳)有限公司 一种不用工具的快拆脚蹬装置
US8616085B2 (en) * 2010-08-18 2013-12-31 Shimano Inc. Bicycle crank assembly
US8689645B2 (en) * 2012-04-25 2014-04-08 Shimano Inc. Bicycle crank arm
US9475545B2 (en) * 2012-12-27 2016-10-25 Shimano Inc. Bicycle crank arm and bicycle crank assembly
CN203142957U (zh) * 2013-02-05 2013-08-21 天心工业股份有限公司 曲柄臂
EP2969729A4 (en) * 2013-03-12 2017-01-18 Cycling Sports Group, Inc. Crank spindle assembly and method of fabrication
US9365261B2 (en) * 2013-06-28 2016-06-14 Shimano Inc. Composite bicycle component, composite bicycle crank arm, and method for manufacturing composite bicycle component
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
CN107344592A (zh) * 2017-06-13 2017-11-14 昆山开富商贸有限公司 一种自行车曲柄臂的制作方法以及自行车曲柄臂

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020137694A (ja) * 2019-02-27 2020-09-03 京楽産業．株式会社 遊技機

Also Published As

Publication number Publication date
TW201912490A (zh) 2019-04-01
CN109421879B (zh) 2021-03-23
TWI734021B (zh) 2021-07-21
CN109421879A (zh) 2019-03-05
DE102018213090A1 (de) 2019-02-21

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