GB2339863B - A continuously variable transmission device - Google Patents

A continuously variable transmission device

Info

Publication number
GB2339863B
GB2339863B GB9815952A GB9815952A GB2339863B GB 2339863 B GB2339863 B GB 2339863B GB 9815952 A GB9815952 A GB 9815952A GB 9815952 A GB9815952 A GB 9815952A GB 2339863 B GB2339863 B GB 2339863B
Authority
GB
United Kingdom
Prior art keywords
transmission device
continuously variable
variable transmission
continuously
variable
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 - Lifetime
Application number
GB9815952A
Other versions
GB2339863A (en
GB9815952D0 (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
Priority to GB9815952A priority Critical patent/GB2339863B/en
Publication of GB9815952D0 publication Critical patent/GB9815952D0/en
Priority to CN99803119A priority patent/CN1107177C/en
Priority to AU19785/99A priority patent/AU1978599A/en
Priority to DE69911916T priority patent/DE69911916T2/en
Priority to PCT/GB1999/000075 priority patent/WO1999035417A1/en
Priority to US09/600,271 priority patent/US6461268B1/en
Priority to EP99900572A priority patent/EP1045999B1/en
Priority to JP2000527770A priority patent/JP4568425B2/en
Publication of GB2339863A publication Critical patent/GB2339863A/en
Application granted granted Critical
Publication of GB2339863B publication Critical patent/GB2339863B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • F16H15/52—Gearings providing a continuous range of gear ratios in which a member of uniform effective diameter mounted on a shaft may co-operate with different parts of another member

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Friction Gearing (AREA)
GB9815952A 1998-01-12 1998-07-23 A continuously variable transmission device Expired - Lifetime GB2339863B (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
GB9815952A GB2339863B (en) 1998-07-23 1998-07-23 A continuously variable transmission device
PCT/GB1999/000075 WO1999035417A1 (en) 1998-01-12 1999-01-11 A continuously variable transmission device
AU19785/99A AU1978599A (en) 1998-01-12 1999-01-11 A continuously variable transmission device
DE69911916T DE69911916T2 (en) 1998-01-12 1999-01-11 CONTINUOUSLY ADJUSTABLE GEARBOX
CN99803119A CN1107177C (en) 1998-01-12 1999-01-11 Continuously variable transmission device
US09/600,271 US6461268B1 (en) 1998-01-12 1999-01-11 Continuously variable transmission device
EP99900572A EP1045999B1 (en) 1998-01-12 1999-01-11 A continuously variable transmission device
JP2000527770A JP4568425B2 (en) 1998-01-12 1999-01-11 Rolling contact continuously variable transmission

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9815952A GB2339863B (en) 1998-07-23 1998-07-23 A continuously variable transmission device

Publications (3)

Publication Number Publication Date
GB9815952D0 GB9815952D0 (en) 1998-09-23
GB2339863A GB2339863A (en) 2000-02-09
GB2339863B true GB2339863B (en) 2003-03-05

Family

ID=10835966

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9815952A Expired - Lifetime GB2339863B (en) 1998-01-12 1998-07-23 A continuously variable transmission device

Country Status (1)

Country Link
GB (1) GB2339863B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7914029B2 (en) 2005-11-22 2011-03-29 Fallbrook Technologies Inc. Continuously variable transmission

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
GB2452528B (en) * 2007-09-07 2012-05-16 Orbital Traction Ltd A Texas Ltd Partnership Power split device and method
US9631563B2 (en) 2010-06-30 2017-04-25 Orbital Traction, Ltd Torque pulse dampener

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB702761A (en) * 1950-02-08 1954-01-20 Roller Gear Corp Improvements in or relating to variable speed transmission
GB1342535A (en) * 1970-08-18 1974-01-03 Shinpo Industrial Co Ltd Steppless change-speed gear
GB1600646A (en) * 1978-03-22 1981-10-21 Olesen H T Power transmission having a continuously variable gear ratio
GB2103313A (en) * 1982-06-11 1983-02-16 Timothy John Jones Variable ratio traction drive
GB2119041A (en) * 1982-04-29 1983-11-09 Neuweg Fertigung Gmbh Torque-dependent pressure mechanism for continuously adjustable ball-type planetary gear set
GB2130314A (en) * 1982-09-27 1984-05-31 Original Android Co Ltd Variable-ratio friction planetary gear

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB702761A (en) * 1950-02-08 1954-01-20 Roller Gear Corp Improvements in or relating to variable speed transmission
GB1342535A (en) * 1970-08-18 1974-01-03 Shinpo Industrial Co Ltd Steppless change-speed gear
GB1600646A (en) * 1978-03-22 1981-10-21 Olesen H T Power transmission having a continuously variable gear ratio
GB2119041A (en) * 1982-04-29 1983-11-09 Neuweg Fertigung Gmbh Torque-dependent pressure mechanism for continuously adjustable ball-type planetary gear set
GB2103313A (en) * 1982-06-11 1983-02-16 Timothy John Jones Variable ratio traction drive
GB2130314A (en) * 1982-09-27 1984-05-31 Original Android Co Ltd Variable-ratio friction planetary gear

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7914029B2 (en) 2005-11-22 2011-03-29 Fallbrook Technologies Inc. Continuously variable transmission
US8708360B2 (en) 2005-11-22 2014-04-29 Fallbrook Intellectual Property Company Llc Continuously variable transmission
US9341246B2 (en) 2005-11-22 2016-05-17 Fallbrook Intellectual Property Company Llc Continuously variable transmission

Also Published As

Publication number Publication date
GB2339863A (en) 2000-02-09
GB9815952D0 (en) 1998-09-23

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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

PE20 Patent expired after termination of 20 years

Expiry date: 20180722