IT1078667B - Sistema di controllo per un dispositivo azionatore azionato a pressione di fluido - Google Patents
Sistema di controllo per un dispositivo azionatore azionato a pressione di fluidoInfo
- Publication number
- IT1078667B IT1078667B IT25526/77A IT2552677A IT1078667B IT 1078667 B IT1078667 B IT 1078667B IT 25526/77 A IT25526/77 A IT 25526/77A IT 2552677 A IT2552677 A IT 2552677A IT 1078667 B IT1078667 B IT 1078667B
- Authority
- IT
- Italy
- Prior art keywords
- control system
- drive device
- fluid pressure
- pressure operated
- operated drive
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B18/00—Parallel arrangements of independent servomotor systems
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Servomotors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB28801/76A GB1578537A (en) | 1976-07-10 | 1976-07-10 | Control system for a fluid pressure operated actuator arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1078667B true IT1078667B (it) | 1985-05-08 |
Family
ID=10281404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT25526/77A IT1078667B (it) | 1976-07-10 | 1977-07-08 | Sistema di controllo per un dispositivo azionatore azionato a pressione di fluido |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4155288A (it) |
| JP (1) | JPS538490A (it) |
| DE (1) | DE2730738C2 (it) |
| FR (1) | FR2357763A1 (it) |
| GB (1) | GB1578537A (it) |
| IT (1) | IT1078667B (it) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3131806A1 (de) * | 1980-08-27 | 1982-05-27 | Elliott Brothers (London) Ltd., Chelmsford, Essex | Hydraulischer stellantrieb |
| WO1982000862A1 (en) * | 1980-09-02 | 1982-03-18 | Rockwell International Corp | Actuator system for a control surface of an aircraft |
| US4466597A (en) * | 1981-12-02 | 1984-08-21 | Pneumo Corporation | Electro-mechanical direct drive valve servo system with rotary to linear valve drive mechanism |
| US4805515A (en) * | 1983-11-18 | 1989-02-21 | General Electric Company | Fail-safe servovalve system |
| US4555978A (en) * | 1984-02-14 | 1985-12-03 | Sundstrand Corporation | Multiple displacement motor driven power drive unit |
| JPS6159002A (ja) * | 1984-08-31 | 1986-03-26 | Hitachi Constr Mach Co Ltd | 作業機械の制御装置 |
| US4969341A (en) * | 1990-01-05 | 1990-11-13 | Whirlpool Corporation | Automatic washer basket and agitator drive system |
| DE4200312A1 (de) * | 1992-01-09 | 1993-04-01 | Krupp Industrietech | Verfahren zur ueberwachung von hydraulischen oder pneumatischen stellgliedern und ueberwachungseinrichtung |
| US5768972A (en) * | 1995-01-19 | 1998-06-23 | Mcneilus Truck And Manufacturing, Inc. | Air logic system for side loader |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3095783A (en) * | 1960-05-02 | 1963-07-02 | Short Brothers & Harland Ltd | Fault detection means |
| US3406719A (en) * | 1966-03-14 | 1968-10-22 | Bell Aerospace Corp | Sequential activating valve for redundant hydraeric control systems |
| US3554084A (en) * | 1967-11-17 | 1971-01-12 | Honeywell Inc | Redundant force summing servo unit |
| US3496836A (en) * | 1968-01-02 | 1970-02-24 | Bell Aerospace Corp | Redundant control system having fail-operate fail-neutral and channel emergency select |
| US3540350A (en) * | 1968-08-29 | 1970-11-17 | Pneumo Dynamics Corp | Hydrostatic control failure detection device |
| US3826174A (en) * | 1971-03-03 | 1974-07-30 | Bendix Corp | Quadruple redundant closed loop electro-hydraulic servo system |
| DE2317754A1 (de) * | 1973-04-09 | 1974-10-17 | Ver Flugtechnische Werke | Anordnung zur ueberwachung und steuerung eines redundanten elektrohydraulischen stellantriebes |
| US3915427A (en) * | 1973-08-24 | 1975-10-28 | Ltv Aerospace Corp | Fluid control system |
| GB1488667A (en) * | 1973-12-07 | 1977-10-12 | Lucas Industries Ltd | Actuating arrangement for aircraft control surfaces |
-
1976
- 1976-07-10 GB GB28801/76A patent/GB1578537A/en not_active Expired
-
1977
- 1977-06-15 US US05/806,614 patent/US4155288A/en not_active Expired - Lifetime
- 1977-07-07 DE DE2730738A patent/DE2730738C2/de not_active Expired
- 1977-07-07 JP JP8051977A patent/JPS538490A/ja active Pending
- 1977-07-08 FR FR7721159A patent/FR2357763A1/fr active Granted
- 1977-07-08 IT IT25526/77A patent/IT1078667B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| FR2357763A1 (fr) | 1978-02-03 |
| JPS538490A (en) | 1978-01-25 |
| GB1578537A (en) | 1980-11-05 |
| DE2730738C2 (de) | 1984-04-26 |
| US4155288A (en) | 1979-05-22 |
| DE2730738A1 (de) | 1978-01-12 |
| FR2357763B1 (it) | 1981-06-12 |
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