FR674584A - Extendable crank for velocipedes and similar devices - Google Patents

Extendable crank for velocipedes and similar devices

Info

Publication number
FR674584A
FR674584A FR674584DA FR674584A FR 674584 A FR674584 A FR 674584A FR 674584D A FR674584D A FR 674584DA FR 674584 A FR674584 A FR 674584A
Authority
FR
France
Prior art keywords
velocipedes
similar devices
extendable crank
extendable
crank
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
Bernard Sourd
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 FR674584A publication Critical patent/FR674584A/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)
FR674584D 1929-05-04 1929-05-04 Extendable crank for velocipedes and similar devices Expired FR674584A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR674584T 1929-05-04

Publications (1)

Publication Number Publication Date
FR674584A true FR674584A (en) 1930-01-30

Family

ID=9018853

Family Applications (1)

Application Number Title Priority Date Filing Date
FR674584D Expired FR674584A (en) 1929-05-04 1929-05-04 Extendable crank for velocipedes and similar devices

Country Status (1)

Country Link
FR (1) FR674584A (en)

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