FR370662A - Extendable crank for bicycles - Google Patents

Extendable crank for bicycles

Info

Publication number
FR370662A
FR370662A FR370662DA FR370662A FR 370662 A FR370662 A FR 370662A FR 370662D A FR370662D A FR 370662DA FR 370662 A FR370662 A FR 370662A
Authority
FR
France
Prior art keywords
bicycles
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
Albert Maupetit
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.)
ALBERT MAUPETIT
Original Assignee
ALBERT MAUPETIT
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 ALBERT MAUPETIT filed Critical ALBERT MAUPETIT
Application granted granted Critical
Publication of FR370662A publication Critical patent/FR370662A/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)
FR370662D 1906-10-22 1906-10-22 Extendable crank for bicycles Expired FR370662A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR370662T 1906-10-22

Publications (1)

Publication Number Publication Date
FR370662A true FR370662A (en) 1907-02-16

Family

ID=1417571

Family Applications (1)

Application Number Title Priority Date Filing Date
FR370662D Expired FR370662A (en) 1906-10-22 1906-10-22 Extendable crank for bicycles

Country Status (1)

Country Link
FR (1) FR370662A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1986001781A1 (en) * 1984-09-21 1986-03-27 Koenig Harald Tread crank drive mechanism
US11518471B2 (en) * 2017-11-02 2022-12-06 React Active Bike Ltd. Foot propulsion assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1986001781A1 (en) * 1984-09-21 1986-03-27 Koenig Harald Tread crank drive mechanism
US11518471B2 (en) * 2017-11-02 2022-12-06 React Active Bike Ltd. Foot propulsion assembly

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