IT1103589B - ELECTROHYDRAULIC FLOW CONTROL DEVICE - Google Patents
ELECTROHYDRAULIC FLOW CONTROL DEVICEInfo
- Publication number
- IT1103589B IT1103589B IT47956/78A IT4795678A IT1103589B IT 1103589 B IT1103589 B IT 1103589B IT 47956/78 A IT47956/78 A IT 47956/78A IT 4795678 A IT4795678 A IT 4795678A IT 1103589 B IT1103589 B IT 1103589B
- Authority
- IT
- Italy
- Prior art keywords
- control device
- flow control
- electrohydraulic flow
- electrohydraulic
- flow
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D7/00—Control of flow
- G05D7/005—Control of flow characterised by the use of auxiliary non-electric power combined with the use of electric means
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Magnetically Actuated Valves (AREA)
- Fluid-Driven Valves (AREA)
- Servomotors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US80128077A | 1977-05-27 | 1977-05-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7847956A0 IT7847956A0 (en) | 1978-02-07 |
IT1103589B true IT1103589B (en) | 1985-10-14 |
Family
ID=25180669
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT47956/78A IT1103589B (en) | 1977-05-27 | 1978-02-07 | ELECTROHYDRAULIC FLOW CONTROL DEVICE |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS541766A (en) |
CA (1) | CA1092484A (en) |
DE (1) | DE2814103A1 (en) |
FR (1) | FR2392298A1 (en) |
GB (1) | GB1580946A (en) |
IT (1) | IT1103589B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1128222B (en) * | 1980-02-12 | 1986-05-28 | Fiat Ricerche | FLOW REGULATING VALVE FOR HYDRAULIC CIRCUITS |
US4351226A (en) * | 1980-05-27 | 1982-09-28 | Parker-Hannifin Corporation | Fluid control system |
IT1144393B (en) * | 1981-07-17 | 1986-10-29 | Fiat Auto Spa | FLOW REGULATING VALVE FOR HYDRAULIC CIRCUITS |
NL8403943A (en) * | 1984-12-24 | 1986-07-16 | Bronkhorst Hightech B V | DEVICE FOR CONTROLLING THE FLUID FLOW AMOUNT THROUGH A PIPE. |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2865588A (en) * | 1954-02-01 | 1958-12-23 | Percy W Parker | Flare pot holder |
US2896588A (en) * | 1956-04-04 | 1959-07-28 | Sanders Associates Inc | Electro-hydraulic servo valve |
US3159178A (en) * | 1961-04-04 | 1964-12-01 | American Brake Shoe Co | Electrohydraulic flow control apparatus |
US3246669A (en) * | 1964-02-21 | 1966-04-19 | American Brake Shoe Co | Flow control structure for use with pilot operated pressure reducing valve |
DE1955044B2 (en) * | 1969-11-03 | 1971-05-06 | Hans Alber | FLOW CONTROL VALVE |
GB1444910A (en) * | 1972-09-29 | 1976-08-04 | Sperry Rand Ltd | Electro-hydraulic actuator |
-
1977
- 1977-12-19 GB GB52833/77A patent/GB1580946A/en not_active Expired
-
1978
- 1978-01-26 CA CA295,729A patent/CA1092484A/en not_active Expired
- 1978-02-07 IT IT47956/78A patent/IT1103589B/en active
- 1978-02-20 FR FR7804730A patent/FR2392298A1/en active Granted
- 1978-03-17 JP JP3090978A patent/JPS541766A/en active Pending
- 1978-04-01 DE DE19782814103 patent/DE2814103A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
GB1580946A (en) | 1980-12-10 |
IT7847956A0 (en) | 1978-02-07 |
CA1092484A (en) | 1980-12-30 |
FR2392298A1 (en) | 1978-12-22 |
JPS541766A (en) | 1979-01-08 |
FR2392298B1 (en) | 1985-04-26 |
DE2814103A1 (en) | 1978-12-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19960329 |