NL150205B - Wrijvingsdrijfwerk met een continu variabele overbrengingsverhouding met kantelbare rollen tussen schijven met torusvlakken. - Google Patents

Wrijvingsdrijfwerk met een continu variabele overbrengingsverhouding met kantelbare rollen tussen schijven met torusvlakken.

Info

Publication number
NL150205B
NL150205B NL646415319A NL6415319A NL150205B NL 150205 B NL150205 B NL 150205B NL 646415319 A NL646415319 A NL 646415319A NL 6415319 A NL6415319 A NL 6415319A NL 150205 B NL150205 B NL 150205B
Authority
NL
Netherlands
Prior art keywords
torus
tiltable
rolls
variable transmission
transmission ratio
Prior art date
Application number
NL646415319A
Other languages
English (en)
Other versions
NL6415319A (nl
Original Assignee
Nat Res Dev
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 Nat Res Dev filed Critical Nat Res Dev
Publication of NL6415319A publication Critical patent/NL6415319A/xx
Publication of NL150205B publication Critical patent/NL150205B/nl

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
    • 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
    • F16H2015/383—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 with two or more sets of toroid gearings arranged in parallel

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Friction Gearing (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
NL646415319A 1964-01-01 1964-12-31 Wrijvingsdrijfwerk met een continu variabele overbrengingsverhouding met kantelbare rollen tussen schijven met torusvlakken. NL150205B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7/64A GB1026734A (en) 1964-01-01 1964-01-01 Improvements in or relating to continuously variable ratio transmission units

Publications (2)

Publication Number Publication Date
NL6415319A NL6415319A (nl) 1965-07-02
NL150205B true NL150205B (nl) 1976-07-15

Family

ID=9696687

Family Applications (1)

Application Number Title Priority Date Filing Date
NL646415319A NL150205B (nl) 1964-01-01 1964-12-31 Wrijvingsdrijfwerk met een continu variabele overbrengingsverhouding met kantelbare rollen tussen schijven met torusvlakken.

Country Status (5)

Country Link
US (1) US3306119A (nl)
DE (1) DE1450783B1 (nl)
FR (1) FR1421765A (nl)
GB (1) GB1026734A (nl)
NL (1) NL150205B (nl)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3371546A (en) * 1966-05-09 1968-03-05 Gen Motors Corp Toric friction transmission with cross pin ratio changing control
GB1133265A (en) * 1966-07-20 1968-11-13 English Electric Co Ltd Improvements relating to variable-ratio frictional drive gears
GB1195205A (en) * 1966-09-12 1970-06-17 Nat Res Dev Improvements in or relating to Toroidal Race Transmission Units.
US4297918A (en) * 1978-06-23 1981-11-03 National Research Development Corporation Control systems for steplessly-variable ratio transmissions
US4355547A (en) * 1979-05-30 1982-10-26 Bl Cars Limited Continuously variable ratio transmission
JP2734583B2 (ja) * 1988-12-16 1998-03-30 日産自動車株式会社 無段変速機の変速制御装置
GB9606897D0 (en) * 1996-04-01 1996-06-05 Greenwood Christopher J Roller assembly
JPH10132047A (ja) * 1996-10-31 1998-05-22 Jatco Corp フルトロイダル型無段変速機
JP3758151B2 (ja) * 2001-11-22 2006-03-22 日本精工株式会社 トロイダル型無段変速機
GB2423122A (en) 2005-02-11 2006-08-16 Torotrak Dev Ltd A variator roller carriages moved by a lever
GB2455337A (en) 2007-12-06 2009-06-10 Infinitrak Llc Toroidal variator with damped control lever
EP2962013A4 (en) * 2013-02-28 2017-06-21 Transmission CVT Corp Inc. A continuously variable transmission (cvt) having a coaxial input/output arrangement and reduced friction losses
US11078812B2 (en) 2015-07-13 2021-08-03 Borgwarner Inc. Continuously variable friction drive phaser

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2014922A (en) * 1935-01-10 1935-09-17 Gen Motors Corp Roller carrier dashpot for friction transmission
US3008337A (en) * 1959-12-11 1961-11-14 Various Assignees Toroidal type transmission
GB979062A (en) * 1960-05-18 1965-01-01 Nat Res Dev Improvements in or relating to a continuously variable ratio transmission
FR1265612A (fr) * 1960-08-18 1961-06-30 Dispositif de changement de vitesse à variation continue
US3048047A (en) * 1961-03-08 1962-08-07 Curtiss Wright Corp Toroidal transmission damping mechanism
BE629125A (nl) * 1961-03-08
US3142190A (en) * 1963-02-20 1964-07-28 Curtiss Wright Corp Ratio control system for toroidal transmission
US3164025A (en) * 1963-03-20 1965-01-05 Curtiss Wright Corp Toroidal drive hydraulic stop

Also Published As

Publication number Publication date
FR1421765A (fr) 1965-12-17
US3306119A (en) 1967-02-28
GB1026734A (en) 1966-04-20
NL6415319A (nl) 1965-07-02
DE1450783B1 (de) 1970-04-02

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Legal Events

Date Code Title Description
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: NAT RESEARCH

V4 Lapsed because of reaching the maximum lifetime of a patent