FR921325A - Gear shifting for bicycles, tandems or other similar vehicles - Google Patents

Gear shifting for bicycles, tandems or other similar vehicles

Info

Publication number
FR921325A
FR921325A FR921325DA FR921325A FR 921325 A FR921325 A FR 921325A FR 921325D A FR921325D A FR 921325DA FR 921325 A FR921325 A FR 921325A
Authority
FR
France
Prior art keywords
tandems
bicycles
gear shifting
similar vehicles
vehicles
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
Joseph Henry
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 FR921325A publication Critical patent/FR921325A/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
    • B62M25/00—Actuators for gearing speed-change mechanisms specially adapted for cycles

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
FR921325D 1946-02-06 1946-02-06 Gear shifting for bicycles, tandems or other similar vehicles Expired FR921325A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR921325T 1946-02-06

Publications (1)

Publication Number Publication Date
FR921325A true FR921325A (en) 1947-05-05

Family

ID=9435202

Family Applications (1)

Application Number Title Priority Date Filing Date
FR921325D Expired FR921325A (en) 1946-02-06 1946-02-06 Gear shifting for bicycles, tandems or other similar vehicles

Country Status (1)

Country Link
FR (1) FR921325A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990003305A1 (en) * 1988-09-29 1990-04-05 Ab Trama Device for bicycles

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990003305A1 (en) * 1988-09-29 1990-04-05 Ab Trama Device for bicycles

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