FR933442A - Continuous and automatic gear shifting for bicycle - Google Patents

Continuous and automatic gear shifting for bicycle

Info

Publication number
FR933442A
FR933442A FR933442DA FR933442A FR 933442 A FR933442 A FR 933442A FR 933442D A FR933442D A FR 933442DA FR 933442 A FR933442 A FR 933442A
Authority
FR
France
Prior art keywords
bicycle
continuous
gear shifting
automatic gear
automatic
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
Louis-Adolphe Hayot
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 FR933442A publication Critical patent/FR933442A/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
    • B62M9/08—Transmissions characterised by use of an endless chain, belt, or the like of changeable ratio using a single chain, belt, or the like involving eccentrically- mounted or elliptically-shaped driving or driven wheel; with expansible driving or driven wheel

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
FR933442D 1946-09-13 1946-09-13 Continuous and automatic gear shifting for bicycle Expired FR933442A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR933442T 1946-09-13

Publications (1)

Publication Number Publication Date
FR933442A true FR933442A (en) 1948-04-20

Family

ID=9455528

Family Applications (1)

Application Number Title Priority Date Filing Date
FR933442D Expired FR933442A (en) 1946-09-13 1946-09-13 Continuous and automatic gear shifting for bicycle

Country Status (1)

Country Link
FR (1) FR933442A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005037438A1 (en) * 2005-08-09 2007-03-08 Helmut Schuppler Continuous polygon-free wheel bicycle gear for use with chain, has sprocket-wheels adjusted in driver disk as planet wheel, and supported on suspension so that one rotating direction of sprocket wheels is free and other direction is locked

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005037438A1 (en) * 2005-08-09 2007-03-08 Helmut Schuppler Continuous polygon-free wheel bicycle gear for use with chain, has sprocket-wheels adjusted in driver disk as planet wheel, and supported on suspension so that one rotating direction of sprocket wheels is free and other direction is locked
DE102005037438B4 (en) * 2005-08-09 2007-05-31 Helmut Schuppler Stepless polygon - freewheel bicycle transmission

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