FR739166A - Gear shifting for bicycles - Google Patents

Gear shifting for bicycles

Info

Publication number
FR739166A
FR739166A FR739166DA FR739166A FR 739166 A FR739166 A FR 739166A FR 739166D A FR739166D A FR 739166DA FR 739166 A FR739166 A FR 739166A
Authority
FR
France
Prior art keywords
bicycles
gear shifting
shifting
gear
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
Leo Carvalho
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 FR739166A publication Critical patent/FR739166A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
FR739166D 1932-06-27 1932-06-27 Gear shifting for bicycles Expired FR739166A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR739166T 1932-06-27

Publications (1)

Publication Number Publication Date
FR739166A true FR739166A (en) 1933-01-06

Family

ID=9132606

Family Applications (1)

Application Number Title Priority Date Filing Date
FR739166D Expired FR739166A (en) 1932-06-27 1932-06-27 Gear shifting for bicycles

Country Status (1)

Country Link
FR (1) FR739166A (en)

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