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GB201205099D0 - Crank mechanism - Google Patents

Crank mechanism

Info

Publication number
GB201205099D0
GB201205099D0 GBGB1205099.3A GB201205099A GB201205099D0 GB 201205099 D0 GB201205099 D0 GB 201205099D0 GB 201205099 A GB201205099 A GB 201205099A GB 201205099 D0 GB201205099 D0 GB 201205099D0
Authority
GB
United Kingdom
Prior art keywords
crank
crank mechanism
link
cranks
pedals
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.)
Withdrawn
Application number
GBGB1205099.3A
Other versions
GB2500433A (en
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB1205099.3A priority Critical patent/GB2500433A/en
Publication of GB201205099D0 publication Critical patent/GB201205099D0/en
Publication of GB2500433A publication Critical patent/GB2500433A/en
Withdrawn legal-status Critical Current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
    • B62M3/06—Construction of cranks operated by hand or foot with elliptical or other non-circular rotary movement
    • 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
    • B62M3/02—Construction of cranks operated by hand or foot of adjustable length
    • B62M3/04—Construction of cranks operated by hand or foot of adjustable length automatically adjusting

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)

Abstract

A crank mechanism comprises a crank 10 and a link 20. In use, the pedals 50 undergo a motion along a path that is a long ellipse, and the links 20 draw the cranks 10 around in a circular motion. The link may be longer than the crank.
GB1205099.3A 2012-03-23 2012-03-23 Two part crank Withdrawn GB2500433A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1205099.3A GB2500433A (en) 2012-03-23 2012-03-23 Two part crank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1205099.3A GB2500433A (en) 2012-03-23 2012-03-23 Two part crank

Publications (2)

Publication Number Publication Date
GB201205099D0 true GB201205099D0 (en) 2012-05-09
GB2500433A GB2500433A (en) 2013-09-25

Family

ID=46086974

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1205099.3A Withdrawn GB2500433A (en) 2012-03-23 2012-03-23 Two part crank

Country Status (1)

Country Link
GB (1) GB2500433A (en)

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR838745A (en) * 1938-06-01 1939-03-14 Elimination of neutral and automatic lengthening of a crank
FR1297774A (en) * 1961-05-03 1962-07-06 Bicycle crankset
JPS4829543U (en) * 1971-08-14 1973-04-11
DE3106035A1 (en) * 1981-02-19 1982-09-02 Hans Heinrich Fehl Pedal gear for a bicycle
CN2096519U (en) * 1990-12-17 1992-02-19 冯雪营 Moving connecting rod leg of human bicycle
FR2720997B1 (en) * 1994-06-13 1997-06-13 Fan Jeeeg Neng Simple and energy-saving device for bicycles.
CN2277365Y (en) * 1996-09-20 1998-04-01 孙轸临 Labour-saving speed increaser for bicycle
AU8726698A (en) * 1998-08-13 2000-03-06 Shen Jiang A high-speed bicycle
FR2782546B1 (en) * 1998-08-24 2001-03-02 Michel Aristide Villaume MECHANICAL DEVICE FOR MODIFYING THE PATH GENERATED OR RECEIVED BY A ROTARY MOVEMENT
JP2003011878A (en) * 2001-06-28 2003-01-15 Hideo Tsukishiro Elliptical locus crank
ES2241454B1 (en) * 2003-09-08 2007-02-16 Saulo Afonso Lopez MECHANISM OF ARTICULATED CONNECTORS FOR BICYCLES THAT DELIMIT AN ELIPTICAL TRAVEL OF THE PEDAL.
KR100933303B1 (en) * 2009-06-24 2009-12-22 이창중 Bicycle drive

Also Published As

Publication number Publication date
GB2500433A (en) 2013-09-25

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)