FR919661A - Automatic gear shifting device for velocipeds - Google Patents

Automatic gear shifting device for velocipeds

Info

Publication number
FR919661A
FR919661A FR919661DA FR919661A FR 919661 A FR919661 A FR 919661A FR 919661D A FR919661D A FR 919661DA FR 919661 A FR919661 A FR 919661A
Authority
FR
France
Prior art keywords
velocipeds
gear shifting
shifting device
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
Georges Hugues
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 FR919661A publication Critical patent/FR919661A/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
FR919661D 1946-01-03 1946-01-03 Automatic gear shifting device for velocipeds Expired FR919661A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR919661T 1946-01-03

Publications (1)

Publication Number Publication Date
FR919661A true FR919661A (en) 1947-03-14

Family

ID=9425204

Family Applications (1)

Application Number Title Priority Date Filing Date
FR919661D Expired FR919661A (en) 1946-01-03 1946-01-03 Automatic gear shifting device for velocipeds

Country Status (1)

Country Link
FR (1) FR919661A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1979000522A1 (en) * 1978-01-18 1979-08-09 R Williams Drive system
WO1984002562A1 (en) * 1981-10-26 1984-07-05 Harold L Walker Automatic variable speed transmission
WO2005119091A1 (en) * 2004-05-26 2005-12-15 Hartwig Mayer Continuously variable gearbox

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1979000522A1 (en) * 1978-01-18 1979-08-09 R Williams Drive system
US4342559A (en) * 1978-01-18 1982-08-03 National Technology Corporation Drive system
WO1984002562A1 (en) * 1981-10-26 1984-07-05 Harold L Walker Automatic variable speed transmission
WO2005119091A1 (en) * 2004-05-26 2005-12-15 Hartwig Mayer Continuously variable gearbox

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