GB2394519B - A continuously variable drive transmission device - Google Patents

A continuously variable drive transmission device

Info

Publication number
GB2394519B
GB2394519B GB0320462A GB0320462A GB2394519B GB 2394519 B GB2394519 B GB 2394519B GB 0320462 A GB0320462 A GB 0320462A GB 0320462 A GB0320462 A GB 0320462A GB 2394519 B GB2394519 B GB 2394519B
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
GB0320462A
Other versions
GB2394519A (en
GB0320462D0 (en
GB2394519C (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 GB0320462D0 publication Critical patent/GB0320462D0/en
Publication of GB2394519A publication Critical patent/GB2394519A/en
Publication of GB2394519B publication Critical patent/GB2394519B/en
Application granted granted Critical
Publication of GB2394519C publication Critical patent/GB2394519C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M11/00—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels
    • B62M11/04—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio
    • B62M11/14—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears
    • B62M11/16—Transmissions characterised by the use of interengaging toothed wheels or frictionally-engaging wheels of changeable ratio with planetary gears built in, or adjacent to, the ground-wheel hub
    • 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
    • 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
    • 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
    • F16H61/6648—Friction gearings controlling of shifting being influenced by a signal derived from the engine and the main coupling
GB0320462A 2002-09-03 2003-09-02 A continuously variable drive transmission device Expired - Fee Related GB2394519C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0220443A GB0220443D0 (en) 2002-09-03 2002-09-03 A continuously variable drive transmission device

Publications (4)

Publication Number Publication Date
GB0320462D0 GB0320462D0 (en) 2003-10-01
GB2394519A GB2394519A (en) 2004-04-28
GB2394519B true GB2394519B (en) 2006-08-02
GB2394519C GB2394519C (en) 2008-04-21

Family

ID=9943416

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0220443A Ceased GB0220443D0 (en) 2002-09-03 2002-09-03 A continuously variable drive transmission device
GB0320462A Expired - Fee Related GB2394519C (en) 2002-09-03 2003-09-02 A continuously variable drive transmission device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0220443A Ceased GB0220443D0 (en) 2002-09-03 2002-09-03 A continuously variable drive transmission device

Country Status (1)

Country Link
GB (2) GB0220443D0 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD3545C2 (en) * 2004-12-28 2008-10-31 Технический университет Молдовы Precession planetary variable-speed gear
EP1780443B1 (en) * 2005-10-25 2009-07-22 Yamaha Hatsudoki Kabushiki Kaisha Continuously variable transmission
US7285068B2 (en) 2005-10-25 2007-10-23 Yamaha Hatsudoki Kabushiki Kaisha Continuously variable transmission and engine
US9631563B2 (en) 2010-06-30 2017-04-25 Orbital Traction, Ltd Torque pulse dampener
CN105351467B (en) * 2015-12-11 2018-11-16 传孚科技（厦门）有限公司 Frictional torque-converters
CN113007292B (en) * 2021-03-02 2022-02-01 西华大学 Roller planetary row transmission system with continuously variable characteristic parameters

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4730516A (en) * 1985-04-01 1988-03-15 Mitsubishi Denki Kabushiki Kaisha Drive apparatus for auxiliary equipment responsive to a charging generator speed representing signal
JPH0861454A (en) * 1994-08-22 1996-03-08 Koyo Seiko Co Ltd Continuously variable transmission
WO1999035417A1 (en) * 1998-01-12 1999-07-15 Milner Peter J A continuously variable transmission device
GB2354293A (en) * 1999-07-02 2001-03-21 Milner Peter J A continuously variable drive transmission device
US6419608B1 (en) * 1999-10-22 2002-07-16 Motion Technologies, Llc Continuously variable transmission

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4730516A (en) * 1985-04-01 1988-03-15 Mitsubishi Denki Kabushiki Kaisha Drive apparatus for auxiliary equipment responsive to a charging generator speed representing signal
JPH0861454A (en) * 1994-08-22 1996-03-08 Koyo Seiko Co Ltd Continuously variable transmission
WO1999035417A1 (en) * 1998-01-12 1999-07-15 Milner Peter J A continuously variable transmission device
GB2354293A (en) * 1999-07-02 2001-03-21 Milner Peter J A continuously variable drive transmission device
US6419608B1 (en) * 1999-10-22 2002-07-16 Motion Technologies, Llc Continuously variable transmission

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
http://cvt.com.sapo.pt/MCVT/MCVT.htm *
http://www.bath.ac.uk/ïenscjb/milner.pdf *

Also Published As

Publication number Publication date
GB2394519A (en) 2004-04-28
GB0220443D0 (en) 2002-10-09
GB0320462D0 (en) 2003-10-01
GB2394519C (en) 2008-04-21

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Legal Events

Date Code Title Description
S117 Correction of errors in patents and applications (sect. 117/patents act 1977)
S117 Correction of errors in patents and applications (sect. 117/patents act 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: 20180902