FR2037306A5 - - Google Patents
Info
- Publication number
- FR2037306A5 FR2037306A5 FR7000970A FR7000970A FR2037306A5 FR 2037306 A5 FR2037306 A5 FR 2037306A5 FR 7000970 A FR7000970 A FR 7000970A FR 7000970 A FR7000970 A FR 7000970A FR 2037306 A5 FR2037306 A5 FR 2037306A5
- 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
- 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
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/08—Servomotor systems incorporating electrically operated control means
- F15B21/087—Control strategy, e.g. with block diagram
-
- 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
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/46—Automatic regulation in accordance with output requirements
-
- 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
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/46—Automatic regulation in accordance with output requirements
- F16H61/472—Automatic regulation in accordance with output requirements for achieving a target output torque
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fluid-Pressure Circuits (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7000970A FR2037306A5 (en) | 1970-01-09 | 1970-01-09 | |
DE19702057457 DE2057457A1 (en) | 1970-01-09 | 1970-11-23 | Electro-hydraulic drive |
US00103476A US3744243A (en) | 1970-01-09 | 1971-01-04 | Control system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7000970A FR2037306A5 (en) | 1970-01-09 | 1970-01-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2037306A5 true FR2037306A5 (en) | 1970-12-31 |
Family
ID=9048906
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7000970A Expired FR2037306A5 (en) | 1970-01-09 | 1970-01-09 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3744243A (en) |
DE (1) | DE2057457A1 (en) |
FR (1) | FR2037306A5 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2537386A1 (en) * | 1982-12-13 | 1984-06-15 | Sundstrand Corp | Hydraulic transmission seizure prevention system |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4074529A (en) * | 1977-01-04 | 1978-02-21 | Tadeusz Budzich | Load responsive system pump controls |
US4355506A (en) * | 1977-08-26 | 1982-10-26 | Leonard Willie B | Pump-motor power limiter and pressure relief |
DE3165981D1 (en) * | 1980-06-04 | 1984-10-18 | Hitachi Construction Machinery | Circuit pressure control system for hydrostatic power transmission |
JPS5872762A (en) * | 1980-08-06 | 1983-04-30 | Hitachi Constr Mach Co Ltd | Controller for hydraulic driver |
US4537364A (en) * | 1982-12-15 | 1985-08-27 | Sundstrand Corporation | Constant tension cable reel drive |
AU7607494A (en) * | 1993-09-10 | 1995-03-27 | Ottawa Heart Institute Research Corporation | Electrohydraulic ventricular assist device |
EP0805922B1 (en) * | 1995-03-14 | 2001-11-21 | The Boeing Company | Aircraft hydraulic pump control system |
US6623247B2 (en) * | 2001-05-16 | 2003-09-23 | Caterpillar Inc | Method and apparatus for controlling a variable displacement hydraulic pump |
US6848254B2 (en) | 2003-06-30 | 2005-02-01 | Caterpillar Inc. | Method and apparatus for controlling a hydraulic motor |
US8007247B2 (en) | 2007-05-22 | 2011-08-30 | Medtronic, Inc. | End of stroke detection for electromagnetic pump |
EP2250379B1 (en) * | 2008-03-10 | 2013-03-20 | Parker-Hannifin Corporation | Hydraulic system having multiple actuators and an associated control method |
WO2010028100A1 (en) | 2008-09-03 | 2010-03-11 | Parker Hannifin Corporation | Velocity control of unbalanced hydraulic actuator subjected to over-center load conditions |
US8511080B2 (en) * | 2008-12-23 | 2013-08-20 | Caterpillar Inc. | Hydraulic control system having flow force compensation |
US8522543B2 (en) * | 2008-12-23 | 2013-09-03 | Caterpillar Inc. | Hydraulic control system utilizing feed-forward control |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE412816C (en) * | 1925-04-28 | Siemens Schuckertwerke G M B H | Hydraulic clutch | |
FR1335540A (en) * | 1962-06-26 | 1963-08-23 | Sigma | Improvements to variable ratio hydrostatic transmissions |
DE1650785B2 (en) * | 1968-02-27 | 1976-10-28 | Klöckner-Ferromatic GmbH, 7831 Malterdingen | DEVICE FOR DRIVE CONTROL OF INJECTION MOLDING MACHINES |
US3537363A (en) * | 1968-07-17 | 1970-11-03 | Long George | Servo-controlled hydraulic system |
-
1970
- 1970-01-09 FR FR7000970A patent/FR2037306A5/fr not_active Expired
- 1970-11-23 DE DE19702057457 patent/DE2057457A1/en active Pending
-
1971
- 1971-01-04 US US00103476A patent/US3744243A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2537386A1 (en) * | 1982-12-13 | 1984-06-15 | Sundstrand Corp | Hydraulic transmission seizure prevention system |
Also Published As
Publication number | Publication date |
---|---|
US3744243A (en) | 1973-07-10 |
DE2057457A1 (en) | 1971-07-15 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |