FR907486A - Variable radius crankset for cycles and similar vehicles - Google Patents

Variable radius crankset for cycles and similar vehicles

Info

Publication number
FR907486A
FR907486A FR907486DA FR907486A FR 907486 A FR907486 A FR 907486A FR 907486D A FR907486D A FR 907486DA FR 907486 A FR907486 A FR 907486A
Authority
FR
France
Prior art keywords
crankset
cycles
variable radius
similar vehicles
vehicles
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.)
Expired
Application number
Other languages
French (fr)
Inventor
Georges-Louis Raimond
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 filed Critical
Application granted granted Critical
Publication of FR907486A publication Critical patent/FR907486A/en
Expired 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
FR907486D 1943-06-24 1943-06-24 Variable radius crankset for cycles and similar vehicles Expired FR907486A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR907486T 1943-06-24

Publications (1)

Publication Number Publication Date
FR907486A true FR907486A (en) 1946-03-13

Family

ID=9406330

Family Applications (1)

Application Number Title Priority Date Filing Date
FR907486D Expired FR907486A (en) 1943-06-24 1943-06-24 Variable radius crankset for cycles and similar vehicles

Country Status (1)

Country Link
FR (1) FR907486A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1986005755A1 (en) * 1985-03-29 1986-10-09 Freder Stuckenbrok Tread crank and tread crank driving gear for bicycles or similar, and a mount for such a tread crank driving gear
WO1988006997A1 (en) * 1987-03-09 1988-09-22 Adolf Zimmermann Crank mechanism for bicycles, tricycles and similar
FR2667565A1 (en) * 1990-10-05 1992-04-10 Lagain Georges Pedal and bottom bracket assembly with cranks of fixed or variable length for cycles
WO2009101637A2 (en) * 2008-02-15 2009-08-20 Manoj Kumar Mondal A variable length crank-arm based drive system

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1986005755A1 (en) * 1985-03-29 1986-10-09 Freder Stuckenbrok Tread crank and tread crank driving gear for bicycles or similar, and a mount for such a tread crank driving gear
US4807491A (en) * 1985-03-29 1989-02-28 Freder Stuckenbrok Pedal crank as well as a pedal crank drive for bicycles or the like and a mounting for such a pedal crank drive
WO1988006997A1 (en) * 1987-03-09 1988-09-22 Adolf Zimmermann Crank mechanism for bicycles, tricycles and similar
FR2667565A1 (en) * 1990-10-05 1992-04-10 Lagain Georges Pedal and bottom bracket assembly with cranks of fixed or variable length for cycles
WO2009101637A2 (en) * 2008-02-15 2009-08-20 Manoj Kumar Mondal A variable length crank-arm based drive system
WO2009101637A3 (en) * 2008-02-15 2010-10-28 Manoj Kumar Mondal A variable length crank-arm based drive system

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