AT297502B - Tretkurbel für Fahrräder - Google Patents

Tretkurbel für Fahrräder

Info

Publication number
AT297502B
AT297502B AT1107869A AT1107869A AT297502B AT 297502 B AT297502 B AT 297502B AT 1107869 A AT1107869 A AT 1107869A AT 1107869 A AT1107869 A AT 1107869A AT 297502 B AT297502 B AT 297502B
Authority
AT
Austria
Prior art keywords
bicycles
pedal cranks
cranks
pedal
Prior art date
Application number
AT1107869A
Other languages
English (en)
Original Assignee
Of Me Ga Di Dino E Mario Perot
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 Of Me Ga Di Dino E Mario Perot filed Critical Of Me Ga Di Dino E Mario Perot
Application granted granted Critical
Publication of AT297502B publication Critical patent/AT297502B/de

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
    • 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

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)
  • Steering Devices For Bicycles And Motorcycles (AREA)
  • Pulleys (AREA)
AT1107869A 1969-05-31 1969-11-27 Tretkurbel für Fahrräder AT297502B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT276869 1969-05-31

Publications (1)

Publication Number Publication Date
AT297502B true AT297502B (de) 1972-03-27

Family

ID=11103386

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1107869A AT297502B (de) 1969-05-31 1969-11-27 Tretkurbel für Fahrräder

Country Status (6)

Country Link
US (1) US3648542A (de)
AT (1) AT297502B (de)
BE (1) BE742536A (de)
DE (2) DE6946114U (de)
FR (1) FR2046057A5 (de)
GB (1) GB1245848A (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49132544U (de) * 1973-03-13 1974-11-14
US4630503A (en) * 1985-10-04 1986-12-23 King Liu Pedal link assembly for bicycle
US5941135A (en) * 1997-06-18 1999-08-24 Schlanger; Raphael Bicycle crankshaft assembly
US5934155A (en) * 1998-03-13 1999-08-10 Lai; Ching-Jum Pedal crank and bottom bracket bearing axle mounting arrangement
US6305243B1 (en) * 2000-02-04 2001-10-23 Douglas Chiang Bicycle crank arm
US6913560B2 (en) * 2001-09-26 2005-07-05 Brunswick Corporation Stationary bike
JP2005289166A (ja) * 2004-03-31 2005-10-20 Sumitomo Metal Ind Ltd 自転車用クランクとその製造方法
US7240907B2 (en) * 2005-08-24 2007-07-10 Far Great Plastics Industrial Co., Ltd. Tricycle crank structure
US7530291B2 (en) * 2006-07-13 2009-05-12 Chang Hui Lin Crank device for bicycle
US7798513B1 (en) * 2008-01-18 2010-09-21 Salvant Thomas A Method and apparatus for training a person to ride a bicycle
US9243691B2 (en) * 2012-12-18 2016-01-26 Tai-Her Yang Noncircular synchronous transmission pulley set having periodically varying speed ratio and circumference compensating function
US9169903B2 (en) * 2012-12-18 2015-10-27 Tai-Her Yang Transmission wheel system series with periodically varied speed ratio and having reciprocally displacing auxiliary pulley for storing/releasing kinetic energy
US9255629B2 (en) * 2012-12-18 2016-02-09 Tai-Her Yang Transmission wheel series with periodically varied speed ratio and having reciprocally displacing auxiliary pulley for storing/releasing kinetic energy
US9003922B2 (en) * 2013-08-13 2015-04-14 K-Tor LLC Quick release coupling for the crank of a bicycle drive train

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US475959A (en) * 1892-05-31 andrews
US823712A (en) * 1905-11-09 1906-06-19 Bernhard Uhlmann Adjustable pedal-crank for bicycles.

Also Published As

Publication number Publication date
FR2046057A5 (de) 1971-03-05
GB1245848A (en) 1971-09-08
DE6946114U (de) 1970-04-23
BE742536A (de) 1970-05-14
DE2004671A1 (de) 1970-12-03
US3648542A (en) 1972-03-14

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee