FR59702E - Pedal improvements for locomotion devices driven by pedals - Google Patents

Pedal improvements for locomotion devices driven by pedals

Info

Publication number
FR59702E
FR59702E FR59702DA FR59702E FR 59702 E FR59702 E FR 59702E FR 59702D A FR59702D A FR 59702DA FR 59702 E FR59702 E FR 59702E
Authority
FR
France
Prior art keywords
pedals
pedal
devices driven
locomotion devices
locomotion
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
Charles-Pierre Ducourneau
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 FR59702E publication Critical patent/FR59702E/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
    • B62M9/00—Transmissions characterised by use of an endless chain, belt, or the like
    • B62M9/04—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio
    • B62M9/06—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like
    • B62M9/10—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving different-sized wheels, e.g. rear sprocket chain wheels selectively engaged by the chain, belt, or the like
FR59702D 1949-03-04 1949-03-04 Pedal improvements for locomotion devices driven by pedals Expired FR59702E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR59702T 1949-03-04

Publications (1)

Publication Number Publication Date
FR59702E true FR59702E (en) 1954-07-16

Family

ID=8693491

Family Applications (1)

Application Number Title Priority Date Filing Date
FR59702D Expired FR59702E (en) 1949-03-04 1949-03-04 Pedal improvements for locomotion devices driven by pedals

Country Status (1)

Country Link
FR (1) FR59702E (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4201120A (en) * 1977-02-05 1980-05-06 Shimano Industrial Company Limited Gear crank for bicycles
US4300411A (en) * 1978-06-12 1981-11-17 Shimano Industrial Company Limited Gear crank for a bicycle

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4201120A (en) * 1977-02-05 1980-05-06 Shimano Industrial Company Limited Gear crank for bicycles
US4300411A (en) * 1978-06-12 1981-11-17 Shimano Industrial Company Limited Gear crank for a bicycle
US4441383A (en) * 1978-06-12 1984-04-10 Shimano Industrial Company Limited Gear crank for a bicycle

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