FR971867A - Gear changing device for cycles or other similar vehicles - Google Patents

Gear changing device for cycles or other similar vehicles

Info

Publication number
FR971867A
FR971867A FR971867DA FR971867A FR 971867 A FR971867 A FR 971867A FR 971867D A FR971867D A FR 971867DA FR 971867 A FR971867 A FR 971867A
Authority
FR
France
Prior art keywords
cycles
changing device
gear changing
similar vehicles
vehicles
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
Oscar Egg
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 FR971867A publication Critical patent/FR971867A/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
    • B62M9/12—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 chain, belt, or the like being laterally shiftable, e.g. using a rear derailleur
    • B62M9/131—Front derailleurs
    • B62M9/134—Mechanisms for shifting laterally

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
FR971867D 1948-09-21 1948-09-21 Gear changing device for cycles or other similar vehicles Expired FR971867A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR971867T 1948-09-21

Publications (1)

Publication Number Publication Date
FR971867A true FR971867A (en) 1951-01-23

Family

ID=9515530

Family Applications (1)

Application Number Title Priority Date Filing Date
FR971867D Expired FR971867A (en) 1948-09-21 1948-09-21 Gear changing device for cycles or other similar vehicles

Country Status (1)

Country Link
FR (1) FR971867A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992013751A1 (en) * 1991-02-11 1992-08-20 Giuseppe Gabrielli A bicycle with multiplying gears and front gearshift

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992013751A1 (en) * 1991-02-11 1992-08-20 Giuseppe Gabrielli A bicycle with multiplying gears and front gearshift

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