FR665384A - Chain derailment gear change device adapted to bicycle cranksets - Google Patents

Chain derailment gear change device adapted to bicycle cranksets

Info

Publication number
FR665384A
FR665384A FR665384DA FR665384A FR 665384 A FR665384 A FR 665384A FR 665384D A FR665384D A FR 665384DA FR 665384 A FR665384 A FR 665384A
Authority
FR
France
Prior art keywords
device adapted
change device
gear change
chain derailment
cranksets
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
Marcel Pelletier
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 FR665384A publication Critical patent/FR665384A/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
    • B62M9/105—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 involving front sprocket chain-wheels engaged by the chain, belt or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
FR665384D 1928-12-07 1928-12-07 Chain derailment gear change device adapted to bicycle cranksets Expired FR665384A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR665384T 1928-12-07

Publications (1)

Publication Number Publication Date
FR665384A true FR665384A (en) 1929-09-18

Family

ID=9013298

Family Applications (1)

Application Number Title Priority Date Filing Date
FR665384D Expired FR665384A (en) 1928-12-07 1928-12-07 Chain derailment gear change device adapted to bicycle cranksets

Country Status (1)

Country Link
FR (1) FR665384A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3437162A (en) * 1967-09-07 1969-04-08 Alan V Diehl Dual ratio sprocket assembly for motorcycles
FR2639015A1 (en) * 1988-11-16 1990-05-18 Simplex Sa Protection element, particularly for derailleurs of bicycles or similar vehicles

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3437162A (en) * 1967-09-07 1969-04-08 Alan V Diehl Dual ratio sprocket assembly for motorcycles
FR2639015A1 (en) * 1988-11-16 1990-05-18 Simplex Sa Protection element, particularly for derailleurs of bicycles or similar vehicles

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