IT1022251B - Dispositivo per il controllo se miautomatico del rapporto di trasmissione - Google Patents
Dispositivo per il controllo se miautomatico del rapporto di trasmissioneInfo
- Publication number
- IT1022251B IT1022251B IT27631/74A IT2763174A IT1022251B IT 1022251 B IT1022251 B IT 1022251B IT 27631/74 A IT27631/74 A IT 27631/74A IT 2763174 A IT2763174 A IT 2763174A IT 1022251 B IT1022251 B IT 1022251B
- Authority
- IT
- Italy
- Prior art keywords
- miautomatic
- checking
- transmission ratio
- transmission
- ratio
- 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
- F16H61/02—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
- F16H61/0248—Control units where shifting is directly initiated by the driver, e.g. semi-automatic transmissions
-
- 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
- F16H61/10—Controlling shift hysteresis
-
- 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)
- Arrangement Or Mounting Of Control Devices For Change-Speed Gearing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US404189A US3885447A (en) | 1973-10-09 | 1973-10-09 | Shift control |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1022251B true IT1022251B (it) | 1978-03-20 |
Family
ID=23598542
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT27631/74A IT1022251B (it) | 1973-10-09 | 1974-09-24 | Dispositivo per il controllo se miautomatico del rapporto di trasmissione |
Country Status (6)
Country | Link |
---|---|
US (1) | US3885447A (it) |
JP (1) | JPS5819901B2 (it) |
DE (1) | DE2447950A1 (it) |
FR (1) | FR2246778B1 (it) |
GB (2) | GB1481837A (it) |
IT (1) | IT1022251B (it) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4316395A (en) * | 1978-10-26 | 1982-02-23 | Derek Brown | Control apparatus for drive transmissions |
US4463628A (en) * | 1982-04-01 | 1984-08-07 | Deere & Company | Transmission control interface mechanism |
DE3414107A1 (de) * | 1984-04-13 | 1985-10-24 | Rudolf Prof. Dr.-Ing. 6100 Darmstadt Franke | Unter last schaltbares stirnradwechselgetriebe |
DE3429531A1 (de) * | 1984-08-10 | 1986-02-20 | Wabco Westinghouse Fahrzeugbremsen GmbH, 3000 Hannover | Hilfskraftbetaetigtes fahrzeuggetriebe |
JPS61175101U (it) * | 1984-10-01 | 1986-10-31 | ||
JPH065103B2 (ja) * | 1985-04-24 | 1994-01-19 | トヨタ自動車株式会社 | 車両用自動変速機の変速制御装置 |
JPH0658134B2 (ja) * | 1985-10-31 | 1994-08-03 | マツダ株式会社 | 自動変速機の制御装置 |
JPS6342501U (it) * | 1986-09-05 | 1988-03-22 | ||
US5466894A (en) * | 1991-01-29 | 1995-11-14 | Buehler Ag | Method for supplying pre-defined filling quantities of bulk material by exact weight as well as filling apparatus |
JP3035059B2 (ja) * | 1992-01-31 | 2000-04-17 | マツダ株式会社 | 自動変速機の制御装置 |
US5305657A (en) * | 1992-05-11 | 1994-04-26 | Caterpillar Inc. | Method and apparatus for controlling manual downshifting in an automatic transmission |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH187868A (de) * | 1934-12-12 | 1936-11-30 | Maybach Motorenbau Gmbh | Vorrichtung für sowohl selbsttätige als auch willkürliche Schaltung des Wechselgetriebes von Kraftfahrzeugen. |
US2293758A (en) * | 1937-12-22 | 1942-08-25 | Pescara Raul Pateras | Gearbox |
US2451058A (en) * | 1939-07-06 | 1948-10-12 | David S Bennetch | Semiautomatic automotive transmission with governor-synchronized gears |
US2568958A (en) * | 1944-10-14 | 1951-09-25 | Automatic Shifters Inc | Gear shifting mechanism |
US2658408A (en) * | 1950-06-05 | 1953-11-10 | M & W Patents Ltd | Electrical control means for change-speed gearing |
US3125893A (en) * | 1956-11-24 | 1964-03-24 | Shifting arrangement for change-speed | |
DE1273340B (de) * | 1959-06-18 | 1968-07-18 | Daimler Benz Ag | Elektrische Schaltvorrichtung fuer Wechselgetriebe, insbesondere von Kraftfahrzeugen |
US3167970A (en) * | 1962-04-23 | 1965-02-02 | Borg Warner | Manual and automatic transmission |
-
1973
- 1973-10-09 US US404189A patent/US3885447A/en not_active Expired - Lifetime
-
1974
- 1974-09-24 IT IT27631/74A patent/IT1022251B/it active
- 1974-10-08 GB GB1167/77A patent/GB1481837A/en not_active Expired
- 1974-10-08 GB GB43609/74A patent/GB1481836A/en not_active Expired
- 1974-10-08 DE DE19742447950 patent/DE2447950A1/de active Granted
- 1974-10-08 FR FR7433802A patent/FR2246778B1/fr not_active Expired
- 1974-10-09 JP JP49116746A patent/JPS5819901B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1481837A (en) | 1977-08-03 |
JPS5819901B2 (ja) | 1983-04-20 |
JPS5082733A (it) | 1975-07-04 |
DE2447950C2 (it) | 1988-07-14 |
FR2246778A1 (it) | 1975-05-02 |
GB1481836A (en) | 1977-08-03 |
US3885447A (en) | 1975-05-27 |
FR2246778B1 (it) | 1979-05-11 |
DE2447950A1 (de) | 1975-04-17 |
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