SE370995B - - Google Patents

Info

Publication number: SE370995B
Authority: SE; Sweden

Application number

SE7209762A

Inventor

R Sharpe

J Triffit

Original Assignee

Rotax 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.)

1971-07-27

Filing date

1972-07-26

Publication date

1974-11-04

1972-07-26 Application filed by Rotax Ltd filed Critical Rotax Ltd

1974-11-04 Publication of SE370995B publication Critical patent/SE370995B/xx

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
- 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
- F16H61/6646—Friction gearings controlling shifting exclusively as a function of speed
- 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)
Control Of Transmission Device (AREA)
Retarders (AREA)

SE7209762A 1971-07-27 1972-07-26 SE370995B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB3532271A GB1392450A (en)	1971-07-27	1971-07-27	Variable-ratio friction drive gears

Publications (1)

Publication Number	Publication Date
SE370995B true SE370995B (it)	1974-11-04

Family

ID=10376412

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE7209762A SE370995B (it)	1971-07-27	1972-07-26

Country Status (8)

Country	Link
US (1)	US3826147A (it)
JP (1)	JPS5718058B1 (it)
DE (1)	DE2236257C3 (it)
FR (1)	FR2147721A5 (it)
GB (1)	GB1392450A (it)
IT (1)	IT961679B (it)
NL (1)	NL164647C (it)
SE (1)	SE370995B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4086820A (en) *	1976-06-25	1978-05-02	Excelermatic, Inc.	Infinitely variable traction roller transmission
GB1600971A (en) *	1976-07-31	1981-10-21	Lucas Industries Ltd	Variable speed transmission systems
GB1600972A (en) *	1976-08-14	1981-10-21	Lucas Industries Ltd	Variable speed transmission systems
GB1583958A (en) *	1976-08-14	1981-02-04	Lucas Industries Ltd	Axial loading device
GB1600973A (en) *	1976-08-14	1981-10-21	Lucas Industries Ltd	Variable speed transmission systems
JPS5517784A (en) *	1978-05-31	1980-02-07	British Leyland Cars Ltd	Rolling friction type transmission device having continuous variable ratio
US4297918A (en) *	1978-06-23	1981-11-03	National Research Development Corporation	Control systems for steplessly-variable ratio transmissions
US4314485A (en) *	1978-11-16	1982-02-09	Cam Gears Limited	Speed control systems
US4355547A (en)	1979-05-30	1982-10-26	Bl Cars Limited	Continuously variable ratio transmission
DE3121160A1 (de) *	1980-05-27	1982-03-18	Aisin Seiki K.K., Kariya, Aichi	"steuervorrichtung zur steuerung des uebersetzungsverhaeltnisses eines getriebes fuer ein kraftfahrzeug"
GB2108600A (en) *	1981-10-24	1983-05-18	Leyland Vehicles	Continuously-variable-ratio transmisson
JPS59183950U (ja) *	1983-05-24	1984-12-07	セイレイ工業株式会社	バツクホ−の旋回部におけるスイベルジヨイントのシ−ル機構
GB2215413A (en) *	1988-02-23	1989-09-20	Electro Hydraulic Technology L	Gearbox control unit
US6030310A (en) *	1996-04-19	2000-02-29	Torotrak (Development) Limited	Variator control system
CA2945465A1 (en)	2014-04-14	2015-10-22	Kawasaki Jukogyo Kabushiki Kaisha	Toroidal continuously variable transmission
CN108872622A (zh) *	2018-04-23	2018-11-23	徐州市永康电子科技有限公司	一种效果良好的理疗装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2076560A (en) *	1933-08-23	1937-04-13	Hayes Frank Anderson	Variable speed power transmission system
US3142190A (en) *	1963-02-20	1964-07-28	Curtiss Wright Corp	Ratio control system for toroidal transmission
GB1069874A (en) *	1963-05-03	1963-05-19	Nat Res Dev	Variable ratio transmission
US3244025A (en) *	1963-12-31	1966-04-05	Curtiss Wright Corp	Automatic toroidal-type transmission
GB1146321A (en) *	1965-03-09	1969-03-26	English Electric Co Ltd	Variable ratio friction gears

1971
- 1971-07-27 GB GB3532271A patent/GB1392450A/en not_active Expired
1972
- 1972-07-24 DE DE2236257A patent/DE2236257C3/de not_active Expired
- 1972-07-25 IT IT51733/72A patent/IT961679B/it active
- 1972-07-26 SE SE7209762A patent/SE370995B/xx unknown
- 1972-07-27 JP JP7466772A patent/JPS5718058B1/ja active Pending
- 1972-07-27 FR FR7227152A patent/FR2147721A5/fr not_active Expired
- 1972-07-27 US US00275871A patent/US3826147A/en not_active Expired - Lifetime
- 1972-07-27 NL NL7210389.A patent/NL164647C/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
JPS5718058B1 (it)	1982-04-14
IT961679B (it)	1973-12-10
GB1392450A (en)	1975-04-30
US3826147A (en)	1974-07-30
DE2236257C3 (de)	1982-01-21
DE2236257B2 (de)	1981-05-21
NL7210389A (it)	1973-01-30
NL164647C (nl)	1981-01-15
DE2236257A1 (de)	1973-02-08
FR2147721A5 (it)	1973-03-09

Publication	Publication Date	Title
FR2147721A5 (it)	1973-03-09
ATA136472A (it)	1973-12-15
AR196074A1 (it)	1973-11-30
AU2691671A (it)	1972-09-28
AU442531B2 (it)	1973-11-29
AU2742671A (it)	1972-10-12
AU2726271A (it)	1972-10-05
AU2894671A (it)	1972-11-23
AU2941471A (it)	1972-11-30
AU2952271A (it)	1972-12-07
AU3005371A (it)	1972-12-21
AU3071471A (it)	1973-01-04
AU2837671A (it)	1972-11-09
AU2885171A (it)	1972-11-16
AU2706571A (it)	1971-07-15
AU2724971A (it)	1972-10-05
AU2399971A (it)	1972-07-06
AR192311Q (it)	1973-02-14
AR199640Q (it)	1974-09-23
AU3038671A (it)	1973-01-04
AU3025871A (it)	1973-01-04
AU1109576A (it)	1976-04-29
AU2963771A (it)	1972-12-07
AU2740271A (it)	1972-10-12
AU2836771A (it)	1972-11-09