FR1015009A - Improvements to bicycles - Google Patents

Improvements to bicycles

Info

Publication number
FR1015009A
FR1015009A FR1015009DA FR1015009A FR 1015009 A FR1015009 A FR 1015009A FR 1015009D A FR1015009D A FR 1015009DA FR 1015009 A FR1015009 A FR 1015009A
Authority
FR
France
Prior art keywords
bicycles
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
Rene Donars
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 FR1015009A publication Critical patent/FR1015009A/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
    • B62M3/02—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)
FR1015009D 1950-03-24 1950-03-24 Improvements to bicycles Expired FR1015009A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1015009T 1950-03-24

Publications (1)

Publication Number Publication Date
FR1015009A true FR1015009A (en) 1952-08-26

Family

ID=9572732

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1015009D Expired FR1015009A (en) 1950-03-24 1950-03-24 Improvements to bicycles

Country Status (1)

Country Link
FR (1) FR1015009A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0041560A1 (en) * 1979-12-05 1981-12-16 CHATTIN, Jesse Raymond Pedal telescoping device
DE3038165A1 (en) * 1980-10-09 1982-04-22 Werner 7031 Gäufelden Mayer Variable effect bicycle crank - has telescopic mounting, with eccentric chain wheel and bearing guided crank arms
WO1993019976A1 (en) * 1992-03-31 1993-10-14 Powerbike Fahrräder & Komponenten Gmbh & Co. Kg Pedal crank drive for bicycles or the like
ES2159222A1 (en) * 1998-10-27 2001-09-16 Martinez Victor Garcia System to improve the efficiency of motion transmission mechanisms of the rod-crank and similar types.
EP1160153A3 (en) * 2000-06-01 2002-05-15 Sasti S.R.L. Pedal-operated drive unit for bicycles or the like
GB2440404A (en) * 2006-07-26 2008-01-30 Andrew James Smith Bicycle pedal crank drive assembly
WO2008012521A1 (en) * 2006-07-26 2008-01-31 Andrew James Smith Bicycle pedal crank drive unit

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0041560A1 (en) * 1979-12-05 1981-12-16 CHATTIN, Jesse Raymond Pedal telescoping device
EP0041560A4 (en) * 1979-12-05 1982-04-29 Jesse Raymond Chattin Pedal telescoping device.
DE3038165A1 (en) * 1980-10-09 1982-04-22 Werner 7031 Gäufelden Mayer Variable effect bicycle crank - has telescopic mounting, with eccentric chain wheel and bearing guided crank arms
WO1993019976A1 (en) * 1992-03-31 1993-10-14 Powerbike Fahrräder & Komponenten Gmbh & Co. Kg Pedal crank drive for bicycles or the like
ES2159222A1 (en) * 1998-10-27 2001-09-16 Martinez Victor Garcia System to improve the efficiency of motion transmission mechanisms of the rod-crank and similar types.
EP1160153A3 (en) * 2000-06-01 2002-05-15 Sasti S.R.L. Pedal-operated drive unit for bicycles or the like
US6487933B2 (en) 2000-06-01 2002-12-03 Sasti S.R.L. Pedal-operated drive unit for bicycles or the like
GB2440404A (en) * 2006-07-26 2008-01-30 Andrew James Smith Bicycle pedal crank drive assembly
WO2008012521A1 (en) * 2006-07-26 2008-01-31 Andrew James Smith Bicycle pedal crank drive unit

Similar Documents

Publication Publication Date Title
FR1032461A (en) Improvements to exercisers
FR1016766A (en) Improvements to sub-calibrated projectiles
FR1015009A (en) Improvements to bicycles
FR1047988A (en) Improvements to ferries
FR1027229A (en) Improvements to constructions
FR1040675A (en) Improvements to detergents
FR1008212A (en) Improvements to chucks
FR1045440A (en) Improvements to cranes
FR1029774A (en) Improvements to snowshoes
FR1025780A (en) Improvements to bicycle cranksets
FR1017589A (en) Bicycle
FR1053883A (en) Improvements to detergents
FR1028379A (en) Improvements to containers
FR1008423A (en) Improvements relating to packaging
FR1042806A (en) Improvements to electronic recorder-translators
FR1008389A (en) Improvements made to radio-compasses
FR1016071A (en) Improvements to wheelbarrows
FR1021165A (en) Improvements to containers
FR60887E (en) Improvements to push-ups
FR1048684A (en) Improvements to jealousies
FR60999E (en) Improvements to dynamotors
FR1015884A (en) Improvements to ceiling-portlights
FR1018952A (en) Improvements to boilers-blowers
FR1027699A (en) Improvement to stool cycles
FR1028600A (en) Improvements made to containers