FR1201312A - Changement de vitesses, situé dans le pédalier pour cycles et cyclo-moteurs - Google Patents

Changement de vitesses, situé dans le pédalier pour cycles et cyclo-moteurs

Info

Publication number
FR1201312A
FR1201312A FR1201312DA FR1201312A FR 1201312 A FR1201312 A FR 1201312A FR 1201312D A FR1201312D A FR 1201312DA FR 1201312 A FR1201312 A FR 1201312A
Authority
FR
France
Prior art keywords
crankset
cyclo
motors
cycles
gear change
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
English (en)
Inventor
Eudes-Francois-Louis De Mal
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 FR1201312A publication Critical patent/FR1201312A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/0047—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using photo-electric elements
    • 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
    • B62M11/00—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels
    • B62M11/04—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio
    • B62M11/06—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with spur gear wheels

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
FR1201312D 1958-08-11 1958-08-11 Changement de vitesses, situé dans le pédalier pour cycles et cyclo-moteurs Expired FR1201312A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1201312T 1958-08-11

Publications (1)

Publication Number Publication Date
FR1201312A true FR1201312A (fr) 1959-12-29

Family

ID=9671410

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1201312D Expired FR1201312A (fr) 1958-08-11 1958-08-11 Changement de vitesses, situé dans le pédalier pour cycles et cyclo-moteurs

Country Status (1)

Country Link
FR (1) FR1201312A (fr)

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