FR930416A - Gear shifting for bicycles - Google Patents

Gear shifting for bicycles

Info

Publication number
FR930416A
FR930416A FR930416DA FR930416A FR 930416 A FR930416 A FR 930416A FR 930416D A FR930416D A FR 930416DA FR 930416 A FR930416 A FR 930416A
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
Marcel-Emile Deschanel
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 FR930416A publication Critical patent/FR930416A/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
    • B62M11/00—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels
    • B62M11/04—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio
    • B62M11/06—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with spur gear wheels

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
FR930416D 1946-06-14 1946-06-14 Gear shifting for bicycles Expired FR930416A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR930416T 1946-06-14

Publications (1)

Publication Number Publication Date
FR930416A true FR930416A (en) 1948-01-26

Family

ID=9445875

Family Applications (1)

Application Number Title Priority Date Filing Date
FR930416D Expired FR930416A (en) 1946-06-14 1946-06-14 Gear shifting for bicycles

Country Status (1)

Country Link
FR (1) FR930416A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002034615A1 (en) * 2000-10-27 2002-05-02 Georges Nicolas Vaskas Combined out-in stroke mechanical transmission for facilitating and multiplying the speed of cycles and other pedal appliances
ES2221512A1 (en) * 2002-01-18 2004-12-16 Norberto Santin Piedrafita Group-throttle gear for bicycle, has set of pine nuts mounted on bottom bracket and set of pinions that are equipped on secondary axis, and secondary axis located parallel to bottom bracket

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002034615A1 (en) * 2000-10-27 2002-05-02 Georges Nicolas Vaskas Combined out-in stroke mechanical transmission for facilitating and multiplying the speed of cycles and other pedal appliances
FR2815931A1 (en) * 2000-10-27 2002-05-03 Georges Nicolas Vaskas COMBINED ROUND-BACK MECHANICAL TRANSMISSION TO FACILITATE AND MULTIPLY THE SPEED OF CYCLES AND OTHER PEDAL SYSTEMS
ES2221512A1 (en) * 2002-01-18 2004-12-16 Norberto Santin Piedrafita Group-throttle gear for bicycle, has set of pine nuts mounted on bottom bracket and set of pinions that are equipped on secondary axis, and secondary axis located parallel to bottom bracket

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