FR351755A - Progressive gear device for bicycles - Google Patents

Progressive gear device for bicycles

Info

Publication number
FR351755A
FR351755A FR351755DA FR351755A FR 351755 A FR351755 A FR 351755A FR 351755D A FR351755D A FR 351755DA FR 351755 A FR351755 A FR 351755A
Authority
FR
France
Prior art keywords
bicycles
gear device
progressive gear
progressive
gear
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
Antoine Bringer
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.)
ANTOINE BRINGER
Original Assignee
ANTOINE BRINGER
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 ANTOINE BRINGER filed Critical ANTOINE BRINGER
Application granted granted Critical
Publication of FR351755A publication Critical patent/FR351755A/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
FR351755D 1905-02-08 1905-02-08 Progressive gear device for bicycles Expired FR351755A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR351755T 1905-02-08

Publications (1)

Publication Number Publication Date
FR351755A true FR351755A (en) 1905-07-25

Family

ID=1400044

Family Applications (1)

Application Number Title Priority Date Filing Date
FR351755D Expired FR351755A (en) 1905-02-08 1905-02-08 Progressive gear device for bicycles

Country Status (1)

Country Link
FR (1) FR351755A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2509457A (en) * 1948-11-15 1950-05-30 Emil M Schwenk Pedal extension accessory for bicycles
DE102007014163A1 (en) * 2007-03-21 2008-09-25 Hirdes, Rüdiger, Dr. med. dent. Crank drive, particularly hand or pedal crank drive for bicycle, drive shaft of traction mechanism gear is fastened to fixed crank arm and pedal is arranged at its free end

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2509457A (en) * 1948-11-15 1950-05-30 Emil M Schwenk Pedal extension accessory for bicycles
DE102007014163A1 (en) * 2007-03-21 2008-09-25 Hirdes, Rüdiger, Dr. med. dent. Crank drive, particularly hand or pedal crank drive for bicycle, drive shaft of traction mechanism gear is fastened to fixed crank arm and pedal is arranged at its free end

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