GB0801240D0 - Automatic transmission - Google Patents

Automatic transmission

Info

Publication number
GB0801240D0
GB0801240D0 GB0801240A GB0801240A GB0801240D0 GB 0801240 D0 GB0801240 D0 GB 0801240D0 GB 0801240 A GB0801240 A GB 0801240A GB 0801240 A GB0801240 A GB 0801240A GB 0801240 D0 GB0801240 D0 GB 0801240D0
Authority
GB
United Kingdom
Prior art keywords
automatic transmission
automatic
transmission
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.)
Granted
Application number
GB0801240A
Other versions
GB2456791A (en
GB2456791B (en
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 GB0801240A priority Critical patent/GB2456791B/en
Publication of GB0801240D0 publication Critical patent/GB0801240D0/en
Publication of GB2456791A publication Critical patent/GB2456791A/en
Application granted granted Critical
Publication of GB2456791B publication Critical patent/GB2456791B/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
    • F16H3/663—Gearings having three or more central gears composed of a number of gear trains without drive passing from one train to another with conveying rotary motion between axially spaced orbital gears, e.g. RAVIGNEAUX
    • 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
    • F16H2200/2007—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears with two 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
    • F16H2200/202—Transmissions using gears with orbital motion characterised by the type of Ravigneaux set
    • F16H2200/2025—Transmissions using gears with orbital motion characterised by the type of Ravigneaux set using a Ravigneaux set with 5 connections
    • 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
    • F16H2200/2046—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes with six engaging means
    • 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
    • F16H2200/2097—Transmissions using gears with orbital motion comprising an orbital gear set member permanently connected to the housing, e.g. a sun wheel permanently connected to the housing
GB0801240A 2008-01-23 2008-01-23 Automatic transmission with a pair of Ravigrieaux gearsets Expired - Fee Related GB2456791B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0801240A GB2456791B (en) 2008-01-23 2008-01-23 Automatic transmission with a pair of Ravigrieaux gearsets

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0801240A GB2456791B (en) 2008-01-23 2008-01-23 Automatic transmission with a pair of Ravigrieaux gearsets

Publications (3)

Publication Number Publication Date
GB0801240D0 true GB0801240D0 (en) 2008-02-27
GB2456791A GB2456791A (en) 2009-07-29
GB2456791B GB2456791B (en) 2010-01-06

Family

ID=39166244

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0801240A Expired - Fee Related GB2456791B (en) 2008-01-23 2008-01-23 Automatic transmission with a pair of Ravigrieaux gearsets

Country Status (1)

Country Link
GB (1) GB2456791B (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5133697A (en) * 1989-05-02 1992-07-28 Nissan Motor Co., Ltd. Planetary gear system
DE10200379A1 (en) * 2001-01-09 2002-08-01 Aisin Aw Co automatic transmission
GB2440347B (en) * 2006-07-27 2011-02-23 Ford Global Tech Llc An automatic transmission for motor vehicles

Also Published As

Publication number Publication date
GB2456791A (en) 2009-07-29
GB2456791B (en) 2010-01-06

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Legal Events

Date Code Title Description
S30Z Assignments for licence or security reasons

Free format text: APPLICANT GM GLOBAL TECHNOLOGY OPERATIONS, INC SECURITY TO THE UNITED STATES DEPARTMENT OF THE TREASURY

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

Free format text: REGISTERED BETWEEN 20091029 AND 20091104

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

Free format text: REGISTERED BETWEEN 20091105 AND 20091111

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20170123