BR8401934A - Aperfeicoamento em transmissao de mudancas de velocidade - Google Patents
Aperfeicoamento em transmissao de mudancas de velocidadeInfo
- Publication number
- BR8401934A BR8401934A BR8401934A BR8401934A BR8401934A BR 8401934 A BR8401934 A BR 8401934A BR 8401934 A BR8401934 A BR 8401934A BR 8401934 A BR8401934 A BR 8401934A BR 8401934 A BR8401934 A BR 8401934A
- Authority
- BR
- Brazil
- Prior art keywords
- improvement
- transmission
- speed changes
- speed
- changes
- Prior art date
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
- 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
- F16H61/16—Inhibiting or initiating shift during unfavourable conditions, e.g. preventing forward reverse shift at high vehicle speed, preventing engine over speed
-
- 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
- F16H61/02—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 characterised by the signals used
- F16H61/0202—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 characterised by the signals used the signals being electric
- F16H61/0204—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 characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
- F16H61/0246—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 characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal characterised by initiating reverse gearshift
-
- 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
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/36—Inputs being a function of speed
- F16H59/44—Inputs being a function of speed dependent on machine speed of the machine, e.g. the vehicle
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/19—Gearing
- Y10T74/19219—Interchangeably locked
- Y10T74/19251—Control mechanism
- Y10T74/19256—Automatic
- Y10T74/1926—Speed responsive
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Transmission Device (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/488,907 US4608873A (en) | 1983-04-27 | 1983-04-27 | Elective automatic shift transmission |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8401934A true BR8401934A (pt) | 1984-12-04 |
Family
ID=23941614
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8401934A BR8401934A (pt) | 1983-04-27 | 1984-04-25 | Aperfeicoamento em transmissao de mudancas de velocidade |
Country Status (3)
Country | Link |
---|---|
US (1) | US4608873A (pt) |
JP (1) | JPS59205051A (pt) |
BR (1) | BR8401934A (pt) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH065102B2 (ja) * | 1985-01-19 | 1994-01-19 | トヨタ自動車株式会社 | 変速機の制御装置 |
JPH0650258Y2 (ja) * | 1988-01-29 | 1994-12-21 | 株式会社小松製作所 | 車両の自動変速装置 |
US4938102A (en) * | 1988-04-23 | 1990-07-03 | Chrysler Motors Corporation | Method of adaptively scheduling a shift for an electronic automatic transmission system |
US5038627A (en) * | 1990-04-25 | 1991-08-13 | Dana Corporation | Vehicle transmission with manually shifted lower gears and automatically shifted upper gears |
GB9301294D0 (en) * | 1993-01-23 | 1993-03-17 | Eaton Corp | Gear butt warning |
US5462500A (en) * | 1993-05-21 | 1995-10-31 | Chrysler Corporation | Automatic transmission with adaptive shift schedule |
ES2129755T3 (es) * | 1994-05-05 | 1999-06-16 | Eaton Corp | Control de enclavamiento del acoplamiento de marcha atras. |
US5520593A (en) * | 1994-07-15 | 1996-05-28 | Caterpillar Inc. | Transmission shift control and shift prevention during an inching operation |
US5902344A (en) * | 1996-06-27 | 1999-05-11 | Case Corporation | Manifold apparatus for calibrating clutch fill times |
JP3106297B2 (ja) * | 1996-09-25 | 2000-11-06 | 本田技研工業株式会社 | 車両用油圧作動式変速機の制御装置 |
US6879899B2 (en) * | 2002-12-12 | 2005-04-12 | Caterpillar Inc | Method and system for automatic bucket loading |
US7555855B2 (en) * | 2005-03-31 | 2009-07-07 | Caterpillar Inc. | Automatic digging and loading system for a work machine |
CN101189455B (zh) * | 2005-06-03 | 2010-06-16 | Tcm株式会社 | 轮式装载机的自动变速装置及轮式装载机 |
US7979181B2 (en) | 2006-10-19 | 2011-07-12 | Caterpillar Inc. | Velocity based control process for a machine digging cycle |
US7762923B2 (en) * | 2006-12-01 | 2010-07-27 | Clark Equipment Company | Shift assisted braking for a power machine or vehicle |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3126752A (en) * | 1964-03-31 | Transmission | ||
DE1946496C3 (de) * | 1969-09-13 | 1979-10-11 | Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen | Fahrgeschwindigkeitsabhängige Sperre zum Verhindern unzulässiger Rückschaltungen in Kraftfahrzeug-Wechselgetrieben |
JPS4815816B1 (pt) * | 1969-10-13 | 1973-05-17 | ||
SE356936B (pt) * | 1970-03-19 | 1973-06-12 | Zahnradfabrik Friedrichshafen | |
US3937107A (en) * | 1974-12-23 | 1976-02-10 | General Motors Corporation | Downshift inhibitor for a powershift transmission |
US4301689A (en) * | 1977-03-21 | 1981-11-24 | Clark Equipment Company | Transmission control system |
US4148231A (en) * | 1977-04-25 | 1979-04-10 | Clark Equipment Company | Automatic transmission control |
US4164876A (en) * | 1977-05-09 | 1979-08-21 | Clark Equipment Company | Downshift inhibitor circuit |
JPS5531669A (en) * | 1978-08-30 | 1980-03-06 | Toyota Motor Corp | Speed change timing instructor for vehicle speed change gear |
JPS5833427B2 (ja) * | 1979-03-14 | 1983-07-19 | トヨタ自動車株式会社 | 車輌用変速機の切換制御装置 |
JPS57121713A (en) * | 1981-01-20 | 1982-07-29 | Toyota Motor Corp | Constant speed running device for vehicle |
-
1983
- 1983-04-27 US US06/488,907 patent/US4608873A/en not_active Expired - Fee Related
-
1984
- 1984-04-25 BR BR8401934A patent/BR8401934A/pt unknown
- 1984-04-25 JP JP59082145A patent/JPS59205051A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US4608873A (en) | 1986-09-02 |
JPS59205051A (ja) | 1984-11-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B15K | Others concerning applications: alteration of classification |
Ipc: F16H 61/16 (2006.01), F16H 61/02 (2006.0 |