FR921278A - Dispositif de changement de vitesses pour bicyclettes sans déplacement latéral de la chaîne - Google Patents

Dispositif de changement de vitesses pour bicyclettes sans déplacement latéral de la chaîne

Info

Publication number
FR921278A
FR921278A FR921278DA FR921278A FR 921278 A FR921278 A FR 921278A FR 921278D A FR921278D A FR 921278DA FR 921278 A FR921278 A FR 921278A
Authority
FR
France
Prior art keywords
bicycles
chain
lateral movement
gearshift device
gearshift
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
Adolphe Peroy
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 FR921278A publication Critical patent/FR921278A/fr
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
    • B62M9/14—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 the wheels being laterally shiftable

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
FR921278D 1946-02-05 1946-02-05 Dispositif de changement de vitesses pour bicyclettes sans déplacement latéral de la chaîne Expired FR921278A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR921278T 1946-02-05

Publications (1)

Publication Number Publication Date
FR921278A true FR921278A (fr) 1947-05-02

Family

ID=9434879

Family Applications (1)

Application Number Title Priority Date Filing Date
FR921278D Expired FR921278A (fr) 1946-02-05 1946-02-05 Dispositif de changement de vitesses pour bicyclettes sans déplacement latéral de la chaîne

Country Status (1)

Country Link
FR (1) FR921278A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003064242A1 (fr) * 2002-02-01 2003-08-07 De Vries-Evers, Harma, Gea Ensemble moyeu avec support de roue d'entrainement a mobilite axiale
IT201800008285A1 (it) * 2018-08-31 2020-03-02 Torino Politecnico Cambio marcia motorizzato per veicolo a ciclo e relative trasmissione e veicolo

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003064242A1 (fr) * 2002-02-01 2003-08-07 De Vries-Evers, Harma, Gea Ensemble moyeu avec support de roue d'entrainement a mobilite axiale
IT201800008285A1 (it) * 2018-08-31 2020-03-02 Torino Politecnico Cambio marcia motorizzato per veicolo a ciclo e relative trasmissione e veicolo

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