FR2552186B1 - Transmission a galets de traction a variation continue - Google Patents

Transmission a galets de traction a variation continue

Info

Publication number
FR2552186B1
FR2552186B1 FR8314784A FR8314784A FR2552186B1 FR 2552186 B1 FR2552186 B1 FR 2552186B1 FR 8314784 A FR8314784 A FR 8314784A FR 8314784 A FR8314784 A FR 8314784A FR 2552186 B1 FR2552186 B1 FR 2552186B1
Authority
FR
France
Prior art keywords
continuously variable
traction roller
roller transmission
variable traction
transmission
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
FR8314784A
Other languages
English (en)
Other versions
FR2552186A1 (fr
Inventor
Okoshi Hideo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NSK Ltd
Original Assignee
NSK Ltd
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 by NSK Ltd filed Critical NSK Ltd
Priority to FR8314784A priority Critical patent/FR2552186B1/fr
Publication of FR2552186A1 publication Critical patent/FR2552186A1/fr
Application granted granted Critical
Publication of FR2552186B1 publication Critical patent/FR2552186B1/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
    • F16H15/02—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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Friction Gearing (AREA)
FR8314784A 1983-09-16 1983-09-16 Transmission a galets de traction a variation continue Expired FR2552186B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8314784A FR2552186B1 (fr) 1983-09-16 1983-09-16 Transmission a galets de traction a variation continue

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8314784A FR2552186B1 (fr) 1983-09-16 1983-09-16 Transmission a galets de traction a variation continue

Publications (2)

Publication Number Publication Date
FR2552186A1 FR2552186A1 (fr) 1985-03-22
FR2552186B1 true FR2552186B1 (fr) 1988-12-02

Family

ID=9292288

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8314784A Expired FR2552186B1 (fr) 1983-09-16 1983-09-16 Transmission a galets de traction a variation continue

Country Status (1)

Country Link
FR (1) FR2552186B1 (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2086491A (en) * 1932-04-11 1937-07-06 Adiel Y Dodge Variable speed transmission
US2907220A (en) * 1956-05-28 1959-10-06 Zenas V Weisel Conical roller transmission
FR1330734A (fr) * 1961-11-24 1963-06-28 Avco Corp Mécanisme d'entraînement à galets et à disques toriques pour machines tournantes
US3142129A (en) * 1963-03-11 1964-07-28 John H Stroop Drafting boards
GB1167342A (en) * 1966-02-24 1969-10-15 English Electric Co Ltd Improvements relating to Variable-Ratio Frictional Drives
US3810398A (en) * 1972-11-16 1974-05-14 Tracor Toric transmission with hydraulic controls and roller damping means
FR2518206A1 (fr) * 1981-12-14 1983-06-17 Nippon Seiko Kk Dispositif de transmission a galets d'entrainement, a variation continue

Also Published As

Publication number Publication date
FR2552186A1 (fr) 1985-03-22

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Legal Events

Date Code Title Description
ST Notification of lapse
ST Notification of lapse