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FR1090386A - Device for controlling gear changes known as "derailleurs" for bicycles - Google Patents

Device for controlling gear changes known as "derailleurs" for bicycles

Info

Publication number
FR1090386A
FR1090386A FR1090386DA FR1090386A FR 1090386 A FR1090386 A FR 1090386A FR 1090386D A FR1090386D A FR 1090386DA FR 1090386 A FR1090386 A FR 1090386A
Authority
FR
France
Prior art keywords
derailleurs
bicycles
gear changes
controlling gear
changes known
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
Tommaso Nieddu
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 FR1090386A publication Critical patent/FR1090386A/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)
FR1090386D 1951-12-17 1951-12-17 Device for controlling gear changes known as "derailleurs" for bicycles Expired FR1090386A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1090386T 1951-12-17

Publications (1)

Publication Number Publication Date
FR1090386A true FR1090386A (en) 1955-03-30

Family

ID=9614849

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1090386D Expired FR1090386A (en) 1951-12-17 1951-12-17 Device for controlling gear changes known as "derailleurs" for bicycles

Country Status (1)

Country Link
FR (1) FR1090386A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4529395A (en) * 1981-12-23 1985-07-16 Huret Et Ses Fils Crank-gear derailleur

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4529395A (en) * 1981-12-23 1985-07-16 Huret Et Ses Fils Crank-gear derailleur

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