FR835689A - Automatic gear change for all means of transport driven by muscle power - Google Patents

Automatic gear change for all means of transport driven by muscle power

Info

Publication number
FR835689A
FR835689A FR835689DA FR835689A FR 835689 A FR835689 A FR 835689A FR 835689D A FR835689D A FR 835689DA FR 835689 A FR835689 A FR 835689A
Authority
FR
France
Prior art keywords
gear change
muscle power
automatic gear
transport driven
transport
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
Karel Sano
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 FR835689A publication Critical patent/FR835689A/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)
FR835689D 1937-03-24 1938-03-24 Automatic gear change for all means of transport driven by muscle power Expired FR835689A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE835689X 1937-03-24

Publications (1)

Publication Number Publication Date
FR835689A true FR835689A (en) 1938-12-28

Family

ID=3881844

Family Applications (1)

Application Number Title Priority Date Filing Date
FR835689D Expired FR835689A (en) 1937-03-24 1938-03-24 Automatic gear change for all means of transport driven by muscle power

Country Status (1)

Country Link
FR (1) FR835689A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984002562A1 (en) * 1981-10-26 1984-07-05 Harold L Walker Automatic variable speed transmission
US4626228A (en) * 1982-09-24 1986-12-02 Kooijman Hendrikus P Adjustable sprocket wheel and transmission mechanism

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984002562A1 (en) * 1981-10-26 1984-07-05 Harold L Walker Automatic variable speed transmission
US4626228A (en) * 1982-09-24 1986-12-02 Kooijman Hendrikus P Adjustable sprocket wheel and transmission mechanism

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