IT8904953V0 - Dispositivo per il comando di un cambio di velocita' per un veicolo particolarmente un trattore agricolo - Google Patents
Dispositivo per il comando di un cambio di velocita' per un veicolo particolarmente un trattore agricoloInfo
- Publication number
- IT8904953V0 IT8904953V0 IT894953U IT495389U IT8904953V0 IT 8904953 V0 IT8904953 V0 IT 8904953V0 IT 894953 U IT894953 U IT 894953U IT 495389 U IT495389 U IT 495389U IT 8904953 V0 IT8904953 V0 IT 8904953V0
- Authority
- IT
- Italy
- Prior art keywords
- vehicle
- control
- speed change
- agricultural tractor
- tractor
- 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
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/30—Hydraulic or pneumatic motors or related fluid control means therefor
-
- 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
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/30—Hydraulic or pneumatic motors or related fluid control means therefor
- F16H2061/301—Hydraulic or pneumatic motors or related fluid control means therefor for power assistance, i.e. servos with follow up action
-
- 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
-
- 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
- Y10T74/20—Control lever and linkage systems
- Y10T74/20012—Multiple controlled elements
- Y10T74/20018—Transmission control
- Y10T74/20024—Fluid actuator
-
- 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
- Y10T74/20—Control lever and linkage systems
- Y10T74/20012—Multiple controlled elements
- Y10T74/20018—Transmission control
- Y10T74/2014—Manually operated selector [e.g., remotely controlled device, lever, push button, rotary dial, etc.]
- Y10T74/20159—Control lever movable through plural planes
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT4953U IT221299Z2 (it) | 1989-11-23 | 1989-11-23 | Dispositivo per il comando di un cambio di velocita' per un veicolo particolarmente un trattore agricolo. |
US07/613,067 US5142927A (en) | 1989-11-23 | 1990-11-15 | Device for controlling a gear box of a vehicle, particularly an agricultural tractor |
GB9025024A GB2238586B (en) | 1989-11-23 | 1990-11-16 | Gearbox controller |
FR909014642A FR2654793B3 (fr) | 1989-11-23 | 1990-11-23 | Dispositif de commande d'une boite de changement de vitesses d'un vehicule tel qu'en particulier un tracteur agricole. |
DE9015971U DE9015971U1 (de) | 1989-11-23 | 1990-11-23 | Anordnung zum Steuern eines Getriebes eines Fahrzeuges, insbesondere für eine landwirtschaftliche Zugmaschine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT4953U IT221299Z2 (it) | 1989-11-23 | 1989-11-23 | Dispositivo per il comando di un cambio di velocita' per un veicolo particolarmente un trattore agricolo. |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8904953V0 true IT8904953V0 (it) | 1989-11-23 |
IT221299Z2 IT221299Z2 (it) | 1994-02-25 |
Family
ID=11116400
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT4953U IT221299Z2 (it) | 1989-11-23 | 1989-11-23 | Dispositivo per il comando di un cambio di velocita' per un veicolo particolarmente un trattore agricolo. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5142927A (it) |
DE (1) | DE9015971U1 (it) |
FR (1) | FR2654793B3 (it) |
GB (1) | GB2238586B (it) |
IT (1) | IT221299Z2 (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09264420A (ja) * | 1996-03-29 | 1997-10-07 | Nissan Diesel Motor Co Ltd | 変速機の操作装置 |
DE10104420A1 (de) * | 2001-02-01 | 2002-08-08 | Zahnradfabrik Friedrichshafen | Synchrongetriebe |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3253613A (en) * | 1963-07-01 | 1966-05-31 | Boeing Co | Fail safe servo valve |
BE691051A (it) * | 1965-12-23 | 1967-05-16 | ||
GB1267233A (it) * | 1966-06-10 | 1972-03-15 | ||
US3913449A (en) * | 1974-05-15 | 1975-10-21 | Deere & Co | Position-responsive hydraulic cylinder |
JPS51124479A (en) * | 1975-04-23 | 1976-10-29 | Nissan Motor Co Ltd | Acceleration detector |
US4191202A (en) * | 1976-10-26 | 1980-03-04 | Textron, Inc. | Polarity control valve |
US4149428A (en) * | 1977-02-23 | 1979-04-17 | Otto Mueller | Hydraulic shift mechanism for transfer case with multiple path drive system |
DE8016137U1 (de) * | 1980-06-19 | 1981-01-22 | Helba Elektronik-Baugruppen Gmbh & Co Kg, 5628 Heiligenhaus | Beschleunigungsgrenzwertschalter |
DE3147003C2 (de) * | 1981-11-27 | 1984-04-05 | Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen | Mechanische Gangschalteinrichtung |
US4445393A (en) * | 1982-01-18 | 1984-05-01 | Eaton Corporation | Fluid actuated shift bar housing assembly |
DE8310623U1 (de) * | 1983-04-12 | 1983-09-08 | Helba Elektronik-Baugruppen Gmbh & Co Kg, 5628 Heiligenhaus | Beschleunigungsgrenzwertschalter |
US4748863A (en) * | 1987-03-17 | 1988-06-07 | Eaton Corporation | Fluid actuated shift bar housing assembly |
IT1219353B (it) * | 1988-05-31 | 1990-05-11 | Fiatgeotech | Attuatore a comando tramite fluido |
US5012725A (en) * | 1990-04-19 | 1991-05-07 | Rockwell International Corporation | Three position actuator for shifting a two speed transfer case |
-
1989
- 1989-11-23 IT IT4953U patent/IT221299Z2/it active IP Right Grant
-
1990
- 1990-11-15 US US07/613,067 patent/US5142927A/en not_active Expired - Fee Related
- 1990-11-16 GB GB9025024A patent/GB2238586B/en not_active Expired - Fee Related
- 1990-11-23 DE DE9015971U patent/DE9015971U1/de not_active Expired - Lifetime
- 1990-11-23 FR FR909014642A patent/FR2654793B3/fr not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2654793A3 (fr) | 1991-05-24 |
GB9025024D0 (en) | 1991-01-02 |
IT221299Z2 (it) | 1994-02-25 |
GB2238586A (en) | 1991-06-05 |
DE9015971U1 (de) | 1991-02-21 |
GB2238586B (en) | 1994-01-26 |
FR2654793B3 (fr) | 1991-11-08 |
US5142927A (en) | 1992-09-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted |