FR848964A - Improvement in gear changes for cycles by derailing the chain - Google Patents

Improvement in gear changes for cycles by derailing the chain

Info

Publication number
FR848964A
FR848964A FR848964DA FR848964A FR 848964 A FR848964 A FR 848964A FR 848964D A FR848964D A FR 848964DA FR 848964 A FR848964 A FR 848964A
Authority
FR
France
Prior art keywords
derailing
cycles
chain
improvement
gear changes
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
Onofre Forton
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 FR848964A publication Critical patent/FR848964A/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
    • 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
    • B62M2009/12413—Rear derailleur comprising telescoping mechanisms

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
FR848964D 1938-07-21 1938-07-21 Improvement in gear changes for cycles by derailing the chain Expired FR848964A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR848964T 1938-07-21

Publications (1)

Publication Number Publication Date
FR848964A true FR848964A (en) 1939-11-09

Family

ID=9314510

Family Applications (1)

Application Number Title Priority Date Filing Date
FR848964D Expired FR848964A (en) 1938-07-21 1938-07-21 Improvement in gear changes for cycles by derailing the chain

Country Status (1)

Country Link
FR (1) FR848964A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277077A (en) * 1978-07-05 1981-07-07 Maeda Industries, Ltd. Variable-speed bicycle
EP2540609A1 (en) * 2011-07-01 2013-01-02 Chang Hui Lin Rear derailleur for bicycle
EP2540610A1 (en) * 2011-07-01 2013-01-02 Chang Hui Lin Rear derailleur for a bicycle

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277077A (en) * 1978-07-05 1981-07-07 Maeda Industries, Ltd. Variable-speed bicycle
EP2540609A1 (en) * 2011-07-01 2013-01-02 Chang Hui Lin Rear derailleur for bicycle
EP2540610A1 (en) * 2011-07-01 2013-01-02 Chang Hui Lin Rear derailleur for a bicycle

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