FR719523A - Perfectionnements aux mécanismes de transmission à vitesse variable - Google Patents

Perfectionnements aux mécanismes de transmission à vitesse variable

Info

Publication number
FR719523A
FR719523A FR719523DA FR719523A FR 719523 A FR719523 A FR 719523A FR 719523D A FR719523D A FR 719523DA FR 719523 A FR719523 A FR 719523A
Authority
FR
France
Prior art keywords
variable speed
speed transmission
transmission mechanisms
mechanisms
variable
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
English (en)
Inventor
Frank A Hayes
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 FR719523A publication Critical patent/FR719523A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H15/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
    • F16H15/48—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members with members having orbital motion
    • F16H15/50—Gearings providing a continuous range of gear ratios
    • F16H15/52—Gearings providing a continuous range of gear ratios in which a member of uniform effective diameter mounted on a shaft may co-operate with different parts of another member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H15/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
    • F16H15/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members without members having orbital motion
    • F16H15/04—Gearings providing a continuous range of gear ratios
    • F16H15/06—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B
    • F16H15/32—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line
    • F16H15/36—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface
    • F16H15/38—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface with two members B having hollow toroid surfaces opposite to each other, the member or members A being adjustably mounted between the surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/66—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for continuously variable gearings
    • F16H61/664—Friction gearings
FR719523D 1930-06-26 1931-06-15 Perfectionnements aux mécanismes de transmission à vitesse variable Expired FR719523A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US463876A US1821833A (en) 1930-06-26 1930-06-26 Variable speed power transmission mechanism

Publications (1)

Publication Number Publication Date
FR719523A true FR719523A (fr) 1932-02-06

Family

ID=23841645

Family Applications (1)

Application Number Title Priority Date Filing Date
FR719523D Expired FR719523A (fr) 1930-06-26 1931-06-15 Perfectionnements aux mécanismes de transmission à vitesse variable

Country Status (4)

Country Link
US (1) US1821833A (fr)
DE (1) DE589932C (fr)
FR (1) FR719523A (fr)
GB (1) GB380485A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2545152A (en) * 1947-07-16 1951-03-13 Ebauches Sa Infinitely variable speed gear
DE10013182A1 (de) * 2000-03-17 2001-09-20 Zahnradfabrik Friedrichshafen Stufenloses Reibradgetriebe
GB0412615D0 (en) 2004-06-07 2004-07-07 Torotrak Dev Ltd Variator
GB0524795D0 (en) * 2005-12-05 2006-01-11 Torotrak Dev Ltd Variator
TWI378192B (en) * 2008-11-07 2012-12-01 Ind Tech Res Inst Speed adjusting mechanism for roller traction toroidal continuously variable transmission
TWI555674B (zh) * 2013-06-26 2016-11-01 Chien Ping Sung Self-propelled bicycle automatic transmission

Also Published As

Publication number Publication date
US1821833A (en) 1931-09-01
DE589932C (de) 1933-12-20
GB380485A (en) 1932-09-16

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