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GB2478297B - Use of a hill-hold ratio on an automatic transmission family - Google Patents

Use of a hill-hold ratio on an automatic transmission family

Info

Publication number
GB2478297B
GB2478297B GB1003439.5A GB201003439A GB2478297B GB 2478297 B GB2478297 B GB 2478297B GB 201003439 A GB201003439 A GB 201003439A GB 2478297 B GB2478297 B GB 2478297B
Authority
GB
United Kingdom
Prior art keywords
hill
automatic transmission
transmission family
hold ratio
hold
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
GB1003439.5A
Other versions
GB2478297A (en
GB201003439D0 (en
Inventor
Rihn Matthieu
Bridier Cyrille
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.)
GM Global Technology Operations LLC
Original Assignee
GM Global Technology Operations LLC
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 GM Global Technology Operations LLC filed Critical GM Global Technology Operations LLC
Priority to GB1003439.5A priority Critical patent/GB2478297B/en
Publication of GB201003439D0 publication Critical patent/GB201003439D0/en
Publication of GB2478297A publication Critical patent/GB2478297A/en
Application granted granted Critical
Publication of GB2478297B publication Critical patent/GB2478297B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
    • F16H3/62—Gearings having three or more central gears
    • F16H3/66—Gearings having three or more central gears composed of a number of gear trains without drive passing from one train to another
    • 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
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
    • F16H3/62—Gearings having three or more central gears
    • F16H3/64—Gearings having three or more central gears composed of a number of gear trains, the drive always passing through all the trains, each train having not more than one connection for driving another train
    • 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
    • F16H61/0059—Braking of gear output shaft using simultaneous engagement of friction devices applied for different 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
    • 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
    • F16H61/20—Preventing gear creeping ; Transmission control during standstill, e.g. hill hold control
    • 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
    • F16H61/20—Preventing gear creeping ; Transmission control during standstill, e.g. hill hold control
    • F16H2061/205—Hill hold control, e.g. with torque converter or a friction device slightly engaged to keep vehicle stationary
    • 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
    • F16H2200/00—Transmissions for multiple ratios
    • F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
    • F16H2200/006—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising eight forward speeds
    • 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
    • F16H2200/00—Transmissions for multiple ratios
    • F16H2200/20—Transmissions using gears with orbital motion
    • F16H2200/2002—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears
    • F16H2200/2012—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears with four sets of orbital gears
    • 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
    • F16H2200/00—Transmissions for multiple ratios
    • F16H2200/20—Transmissions using gears with orbital motion
    • F16H2200/203—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes
    • F16H2200/2043—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes with five engaging means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structure Of Transmissions (AREA)
GB1003439.5A 2010-03-02 2010-03-02 Use of a hill-hold ratio on an automatic transmission family Expired - Fee Related GB2478297B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1003439.5A GB2478297B (en) 2010-03-02 2010-03-02 Use of a hill-hold ratio on an automatic transmission family

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1003439.5A GB2478297B (en) 2010-03-02 2010-03-02 Use of a hill-hold ratio on an automatic transmission family

Publications (3)

Publication Number Publication Date
GB201003439D0 GB201003439D0 (en) 2010-04-14
GB2478297A GB2478297A (en) 2011-09-07
GB2478297B true GB2478297B (en) 2017-04-12

Family

ID=42125829

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1003439.5A Expired - Fee Related GB2478297B (en) 2010-03-02 2010-03-02 Use of a hill-hold ratio on an automatic transmission family

Country Status (1)

Country Link
GB (1) GB2478297B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104002805A (en) * 2013-02-25 2014-08-27 上海通用汽车有限公司 Automatic parking method, automatic transmission and vehicle
JP6164192B2 (en) * 2014-10-17 2017-07-19 マツダ株式会社 Automatic transmission
JP6123770B2 (en) * 2014-10-17 2017-05-10 マツダ株式会社 Automatic transmission

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4879925A (en) * 1986-10-21 1989-11-14 Toyota Jidosha Kabushiki Kaisha Hydraulic control system for automatic transmission, incorporating fail safe and progressive creep control and hill hold control
GB2311573A (en) * 1996-03-27 1997-10-01 Aisin Aw Co Automatic transmission with anti-creep and hill-hold control
US20040043859A1 (en) * 2002-08-27 2004-03-04 Yurgil James R. Methods and apparatus for hill-holding transmission
US20050075775A1 (en) * 2003-10-02 2005-04-07 Carlson Richard W. Adaptive hill hold for automobile applications by redundant clutch apply
WO2009041084A1 (en) * 2007-09-25 2009-04-02 Aisin Aw Co., Ltd. Controller for automatic transmission

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4879925A (en) * 1986-10-21 1989-11-14 Toyota Jidosha Kabushiki Kaisha Hydraulic control system for automatic transmission, incorporating fail safe and progressive creep control and hill hold control
GB2311573A (en) * 1996-03-27 1997-10-01 Aisin Aw Co Automatic transmission with anti-creep and hill-hold control
US20040043859A1 (en) * 2002-08-27 2004-03-04 Yurgil James R. Methods and apparatus for hill-holding transmission
US20050075775A1 (en) * 2003-10-02 2005-04-07 Carlson Richard W. Adaptive hill hold for automobile applications by redundant clutch apply
WO2009041084A1 (en) * 2007-09-25 2009-04-02 Aisin Aw Co., Ltd. Controller for automatic transmission

Also Published As

Publication number Publication date
GB2478297A (en) 2011-09-07
GB201003439D0 (en) 2010-04-14

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20180302