FR2147719A5 - - Google Patents
Info
- Publication number
- FR2147719A5 FR2147719A5 FR7227150A FR7227150A FR2147719A5 FR 2147719 A5 FR2147719 A5 FR 2147719A5 FR 7227150 A FR7227150 A FR 7227150A FR 7227150 A FR7227150 A FR 7227150A FR 2147719 A5 FR2147719 A5 FR 2147719A5
- Authority
- FR
- France
- 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
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
-
- 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)
- Hydraulic Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3531771A GB1395319A (en) | 1971-07-27 | 1971-07-27 | Variable-ratio frictional drives |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2147719A5 true FR2147719A5 (fr) | 1973-03-09 |
Family
ID=10376346
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7227150A Expired FR2147719A5 (fr) | 1971-07-27 | 1972-07-27 |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE2236589C3 (fr) |
FR (1) | FR2147719A5 (fr) |
GB (1) | GB1395319A (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
GB1600973A (en) * | 1976-08-14 | 1981-10-21 | Lucas Industries Ltd | Variable speed transmission systems |
JPS59155656A (ja) * | 1983-02-21 | 1984-09-04 | Nippon Seiko Kk | トロイダル形無段変速機 |
US4726244A (en) * | 1986-04-08 | 1988-02-23 | Pencier Robert D De | Reversible continuously variable transmission |
IN176702B (fr) * | 1988-11-21 | 1996-08-24 | Torotrak Dev Ltd | |
GB9015438D0 (en) * | 1990-07-13 | 1990-08-29 | Fellows Thomas G | Improvements in or relating to transmissions of the toroidal-race rolling-traction type |
DE19961692A1 (de) * | 1999-12-21 | 2001-06-28 | Zahnradfabrik Friedrichshafen | Stufenloses Reibradgetriebe |
JP3555576B2 (ja) * | 2000-12-13 | 2004-08-18 | トヨタ自動車株式会社 | トロイダル型無段変速機 |
GB0201631D0 (en) * | 2002-01-24 | 2002-03-13 | Torotrak Dev Ltd | Fluid supply arrangement for a rolling-traction continuously variable ratio transmission unit |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB392586A (en) * | 1931-08-19 | 1933-05-19 | Frank Anderson Hayes | Improvements in or relating to variable speed power transmission mechanism |
-
1971
- 1971-07-27 GB GB3531771A patent/GB1395319A/en not_active Expired
-
1972
- 1972-07-26 DE DE19722236589 patent/DE2236589C3/de not_active Expired
- 1972-07-27 FR FR7227150A patent/FR2147719A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2236589A1 (de) | 1973-02-08 |
GB1395319A (en) | 1975-05-21 |
DE2236589C3 (de) | 1981-04-30 |
DE2236589B2 (de) | 1980-09-18 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
CD | Change of name or company name | ||
TP | Transmission of property | ||
ST | Notification of lapse |