FR1014505A - Gear shifting for bicycles - Google Patents

Gear shifting for bicycles

Info

Publication number
FR1014505A
FR1014505A FR1014505DA FR1014505A FR 1014505 A FR1014505 A FR 1014505A FR 1014505D A FR1014505D A FR 1014505DA FR 1014505 A FR1014505 A FR 1014505A
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
Pierre-Arsene Trois
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 FR1014505A publication Critical patent/FR1014505A/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)
FR1014505D 1947-05-03 1947-05-03 Gear shifting for bicycles Expired FR1014505A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1014505T 1947-05-03

Publications (1)

Publication Number Publication Date
FR1014505A true FR1014505A (en) 1952-08-18

Family

ID=9572378

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1014505D Expired FR1014505A (en) 1947-05-03 1947-05-03 Gear shifting for bicycles

Country Status (1)

Country Link
FR (1) FR1014505A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981003003A1 (en) * 1980-04-14 1981-10-29 J Lauesen A gear

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981003003A1 (en) * 1980-04-14 1981-10-29 J Lauesen A gear

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