GB2354293B - A continuously variable drive transmission device - Google Patents

A continuously variable drive transmission device

Info

Publication number
GB2354293B
GB2354293B GB0016261A GB0016261A GB2354293B GB 2354293 B GB2354293 B GB 2354293B GB 0016261 A GB0016261 A GB 0016261A GB 0016261 A GB0016261 A GB 0016261A GB 2354293 B GB2354293 B GB 2354293B
Authority
GB
United Kingdom
Prior art keywords
transmission device
continuously variable
drive transmission
variable drive
continuously
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 - Fee Related
Application number
GB0016261A
Other versions
GB2354293A (en
GB0016261D0 (en
Inventor
Peter James Milner
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.)
Orbital Traction Ltd
Original Assignee
Orbital Traction 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 Orbital Traction Ltd filed Critical Orbital Traction Ltd
Publication of GB0016261D0 publication Critical patent/GB0016261D0/en
Publication of GB2354293A publication Critical patent/GB2354293A/en
Application granted granted Critical
Publication of GB2354293B publication Critical patent/GB2354293B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F16H15/503—Gearings providing a continuous range of gear ratios in which two members co-operate by means of balls or rollers of uniform effective diameter, not mounted on shafts

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Friction Gearing (AREA)
GB0016261A 1999-07-02 2000-07-03 A continuously variable drive transmission device Expired - Fee Related GB2354293B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9915416.3A GB9915416D0 (en) 1999-07-02 1999-07-02 A continuously variable drive transmission device

Publications (3)

Publication Number Publication Date
GB0016261D0 GB0016261D0 (en) 2000-08-23
GB2354293A GB2354293A (en) 2001-03-21
GB2354293B true GB2354293B (en) 2004-01-14

Family

ID=10856439

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9915416.3A Ceased GB9915416D0 (en) 1999-07-02 1999-07-02 A continuously variable drive transmission device
GB0016261A Expired - Fee Related GB2354293B (en) 1999-07-02 2000-07-03 A continuously variable drive transmission device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9915416.3A Ceased GB9915416D0 (en) 1999-07-02 1999-07-02 A continuously variable drive transmission device

Country Status (3)

Country Link
AU (1) AU5694900A (en)
GB (2) GB9915416D0 (en)
WO (1) WO2001002751A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0121739D0 (en) * 2001-09-08 2001-10-31 Milner Peter J An improved continuously variable transmission
GB0220443D0 (en) * 2002-09-03 2002-10-09 Orbital Traction Ltd A continuously variable drive transmission device
US7086981B2 (en) 2004-02-18 2006-08-08 The Gates Corporation Transmission and constant speed accessory drive
DE602005015593D1 (en) 2005-10-25 2009-09-03 Yamaha Motor Co Ltd Stepless transmission
US7285068B2 (en) 2005-10-25 2007-10-23 Yamaha Hatsudoki Kabushiki Kaisha Continuously variable transmission and engine
GB2488506A (en) 2010-04-15 2012-09-05 Orbital Traction Ltd A Texas Ltd Partnership Continuously variable transmission with non-linear end clamping force
US9631563B2 (en) 2010-06-30 2017-04-25 Orbital Traction, Ltd Torque pulse dampener
US9995375B2 (en) * 2015-02-11 2018-06-12 Orbital Traction, Ltd. Symmetry control for a continuously variable transmission device
US9765863B2 (en) * 2015-02-11 2017-09-19 Orbital Traction, Ltd. Hydraulic race shifter for a continuously variable transmission device
US9702459B2 (en) * 2015-02-11 2017-07-11 Orbital Traction, Ltd. Preload and torsional backlash management for a continuously variable transmission device

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3452622A (en) * 1968-01-22 1969-07-01 Shinpo Industrial Co Ltd Variable speed transmission of concave cone wheel type
US3745844A (en) * 1972-04-18 1973-07-17 Roller Gear Ltd Variable speed drive transmission
GB1327014A (en) * 1970-07-31 1973-08-15 Roller Gear Ltd Variable speed transmission
JPH08170706A (en) * 1994-12-14 1996-07-02 Yasukuni Nakawa Automatic continuously variable transmission
WO1998046913A1 (en) * 1997-04-14 1998-10-22 Landri Fel Rotary transmission mechanism operating by variable-ratio friction
WO1999035417A1 (en) * 1998-01-12 1999-07-15 Milner Peter J A continuously variable transmission device
GB2342130A (en) * 1998-08-27 2000-04-05 Milner Peter J Planetary-ball continuous variable transmission

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB769583A (en) * 1953-09-23 1957-03-13 Otto Singer Planetary friction gearing
US3248960A (en) * 1959-11-13 1966-05-03 Roller Gear Ltd Variable speed drive transmission
DE3215923A1 (en) * 1982-04-29 1983-11-03 Neuweg Fertigung GmbH für Präzisionstechnik, 7932 Munderkingen TORQUE DEPENDING PRESSURE DEVICE FOR A CONTINUOUSLY ADJUSTABLE BALL PLANETARY GEARBOX
JP2714822B2 (en) * 1988-07-23 1998-02-16 シンポ工業株式会社 Friction continuously variable transmission

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3452622A (en) * 1968-01-22 1969-07-01 Shinpo Industrial Co Ltd Variable speed transmission of concave cone wheel type
GB1327014A (en) * 1970-07-31 1973-08-15 Roller Gear Ltd Variable speed transmission
US3745844A (en) * 1972-04-18 1973-07-17 Roller Gear Ltd Variable speed drive transmission
JPH08170706A (en) * 1994-12-14 1996-07-02 Yasukuni Nakawa Automatic continuously variable transmission
WO1998046913A1 (en) * 1997-04-14 1998-10-22 Landri Fel Rotary transmission mechanism operating by variable-ratio friction
WO1999035417A1 (en) * 1998-01-12 1999-07-15 Milner Peter J A continuously variable transmission device
GB2342130A (en) * 1998-08-27 2000-04-05 Milner Peter J Planetary-ball continuous variable transmission

Also Published As

Publication number Publication date
WO2001002751A1 (en) 2001-01-11
GB2354293A (en) 2001-03-21
GB0016261D0 (en) 2000-08-23
AU5694900A (en) 2001-01-22
GB9915416D0 (en) 1999-09-01

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20150820 AND 20150826

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20150910 AND 20150916

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20180703