FR2142330A5 - - Google Patents
Info
- Publication number
- FR2142330A5 FR2142330A5 FR7202214A FR7202214A FR2142330A5 FR 2142330 A5 FR2142330 A5 FR 2142330A5 FR 7202214 A FR7202214 A FR 7202214A FR 7202214 A FR7202214 A FR 7202214A FR 2142330 A5 FR2142330 A5 FR 2142330A5
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/14—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders
- F04B1/18—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders having self-acting distribution members, i.e. actuated by working fluid
-
- 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
- F15B9/00—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member
- F15B9/02—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type
- F15B9/08—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor
- F15B9/09—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor with electrical control means
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- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S60/00—Power plants
- Y10S60/911—Fluid motor system incorporating electrical system
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Reciprocating Pumps (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15372171A | 1971-06-16 | 1971-06-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2142330A5 true FR2142330A5 (en) | 1973-01-26 |
Family
ID=22548449
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7202214A Expired FR2142330A5 (en) | 1971-06-16 | 1972-01-24 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3772889A (en) |
DE (1) | DE2203212A1 (en) |
FR (1) | FR2142330A5 (en) |
IT (1) | IT946761B (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3952516A (en) * | 1975-05-07 | 1976-04-27 | Lapp Ellsworth W | Hydraulic pressure amplifier |
US4075930A (en) * | 1976-04-28 | 1978-02-28 | The Garrett Corporation | Pneumatic actuator system and method |
US4363211A (en) * | 1980-02-01 | 1982-12-14 | The Boeing Company | Quasi-open loop hydraulic ram incremental actuator with power conserving properties |
US4630441A (en) * | 1984-09-04 | 1986-12-23 | The Boeing Company | Electrohydraulic actuator for aircraft control surfaces |
US4590764A (en) * | 1985-01-22 | 1986-05-27 | Escobosa Alfonso S | All-digital electrically powered servo |
US5117633A (en) * | 1990-07-10 | 1992-06-02 | Allied-Signal Inc. | Pneumohydraulic actuator |
US6079957A (en) * | 1998-11-17 | 2000-06-27 | Spx Corporation | Soft start valve |
US6460510B1 (en) | 2000-05-30 | 2002-10-08 | Robert H. Breeden | Pump assembly and method |
US6622706B2 (en) | 2000-05-30 | 2003-09-23 | Robert H. Breeden | Pump, pump components and method |
US6427663B1 (en) | 2000-12-08 | 2002-08-06 | Robert H. Breeden | Inlet throttle pump assembly for diesel engine and method |
US6755625B2 (en) | 2002-10-07 | 2004-06-29 | Robert H. Breeden | Inlet throttle valve |
US7096772B2 (en) * | 2004-08-30 | 2006-08-29 | Caterpillar S.A.R.L. | System and method for controlling hydraulic fluid flow |
US7051526B2 (en) * | 2004-10-01 | 2006-05-30 | Moog Inc. | Closed-system electrohydraulic actuator |
EP3284956B1 (en) * | 2016-08-16 | 2019-07-24 | Hamilton Sundstrand Corporation | Servovalve |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2137448A (en) * | 1934-08-03 | 1938-11-22 | Hydraulic Press Corp Inc | Hydraulic pump for machine tool drives |
US2255589A (en) * | 1939-02-20 | 1941-09-09 | Pump Engineering Service Corp | Constant speed hydraulic system |
US2597050A (en) * | 1942-06-25 | 1952-05-20 | Olaer Marine | Hydraulic transmission for reproducing mechanical motions at remote points |
US2584820A (en) * | 1947-05-01 | 1952-02-05 | Raymond J Steinhoff | Double-acting hydraulic jack |
US2590716A (en) * | 1947-08-26 | 1952-03-25 | Fairey Aviat Co Ltd | Power-operated flying control system for aircraft |
US2627815A (en) * | 1948-01-02 | 1953-02-10 | Ferguson Harry Inc | Constant pressure hydraulic power transmitting system |
US3282283A (en) * | 1963-12-23 | 1966-11-01 | Gocko Regulator Co Ltd | Hydraulic regulating system and apparatus |
US3270623A (en) * | 1964-04-13 | 1966-09-06 | Moog Inc | Fluid powered servomechanism of a redundant, monitor type |
US3270508A (en) * | 1965-03-17 | 1966-09-06 | Crane Co | Electro-hydraulic servo power control system |
US3411297A (en) * | 1967-03-20 | 1968-11-19 | Sundstrand Corp | Hydrostatic transmission |
US3505814A (en) * | 1967-11-01 | 1970-04-14 | Bell Aerospace Corp | Valve operator system |
-
1971
- 1971-06-16 US US00153721A patent/US3772889A/en not_active Expired - Lifetime
-
1972
- 1972-01-20 IT IT19613/72A patent/IT946761B/en active
- 1972-01-24 FR FR7202214A patent/FR2142330A5/fr not_active Expired
- 1972-01-24 DE DE19722203212 patent/DE2203212A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2203212A1 (en) | 1972-12-21 |
IT946761B (en) | 1973-05-21 |
US3772889A (en) | 1973-11-20 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |