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FR835203A - Gear change for bicycles, by derailleur with fork lever rack oscillating according to the transverse and angular position of the chain - Google Patents

Gear change for bicycles, by derailleur with fork lever rack oscillating according to the transverse and angular position of the chain

Info

Publication number
FR835203A
FR835203A FR835203DA FR835203A FR 835203 A FR835203 A FR 835203A FR 835203D A FR835203D A FR 835203DA FR 835203 A FR835203 A FR 835203A
Authority
FR
France
Prior art keywords
derailleur
bicycles
transverse
chain
angular position
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
Juy Lucien Charles Hippolyte
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 FR835203A publication Critical patent/FR835203A/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
    • B62M9/121—Rear derailleurs
    • B62M9/124—Mechanisms for shifting laterally

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
FR835203D 1937-09-02 1937-09-02 Gear change for bicycles, by derailleur with fork lever rack oscillating according to the transverse and angular position of the chain Expired FR835203A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR835203T 1937-09-02

Publications (1)

Publication Number Publication Date
FR835203A true FR835203A (en) 1938-12-15

Family

ID=9297550

Family Applications (1)

Application Number Title Priority Date Filing Date
FR835203D Expired FR835203A (en) 1937-09-02 1937-09-02 Gear change for bicycles, by derailleur with fork lever rack oscillating according to the transverse and angular position of the chain

Country Status (1)

Country Link
FR (1) FR835203A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1054335B (en) * 1952-09-08 1959-04-02 Campagnolo Tullio Chainwheel change gear for bicycles
EP0020033A3 (en) * 1979-05-04 1981-01-28 Shimano Industrial Company Limited Cycle derailleur with axially fixed pulley

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1054335B (en) * 1952-09-08 1959-04-02 Campagnolo Tullio Chainwheel change gear for bicycles
EP0020033A3 (en) * 1979-05-04 1981-01-28 Shimano Industrial Company Limited Cycle derailleur with axially fixed pulley

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