FR1135724A - Gear shifting for bicycles and other velocipeds - Google Patents

Gear shifting for bicycles and other velocipeds

Info

Publication number
FR1135724A
FR1135724A FR1135724DA FR1135724A FR 1135724 A FR1135724 A FR 1135724A FR 1135724D A FR1135724D A FR 1135724DA FR 1135724 A FR1135724 A FR 1135724A
Authority
FR
France
Prior art keywords
velocipeds
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
Emilio Azarola Gresillon
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 FR1135724A publication Critical patent/FR1135724A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
FR1135724D 1955-04-21 1955-11-23 Gear shifting for bicycles and other velocipeds Expired FR1135724A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1135724X 1955-04-21

Publications (1)

Publication Number Publication Date
FR1135724A true FR1135724A (en) 1957-05-03

Family

ID=8311940

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1135724D Expired FR1135724A (en) 1955-04-21 1955-11-23 Gear shifting for bicycles and other velocipeds

Country Status (1)

Country Link
FR (1) FR1135724A (en)

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