DE3751630T2 - Verfahren zur Steuerung eines fluidgetriebenen Stellkolbens. - Google Patents
Verfahren zur Steuerung eines fluidgetriebenen Stellkolbens.Info
- Publication number
- DE3751630T2 DE3751630T2 DE19873751630 DE3751630T DE3751630T2 DE 3751630 T2 DE3751630 T2 DE 3751630T2 DE 19873751630 DE19873751630 DE 19873751630 DE 3751630 T DE3751630 T DE 3751630T DE 3751630 T2 DE3751630 T2 DE 3751630T2
- Authority
- DE
- Germany
- Prior art keywords
- fluid
- controlling
- control piston
- driven control
- driven
- Prior art date
- 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 - Fee Related
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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
-
- 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
-
- 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
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86493—Multi-way valve unit
- Y10T137/86574—Supply and exhaust
- Y10T137/8667—Reciprocating valve
- Y10T137/86694—Piston valve
- Y10T137/8671—With annular passage [e.g., spool]
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Servomotors (AREA)
- Fluid-Driven Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/825,136 US4840111A (en) | 1986-01-31 | 1986-01-31 | Energy-conserving regenerative-flow valves for hydraulic servomotors |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3751630D1 DE3751630D1 (de) | 1996-01-18 |
DE3751630T2 true DE3751630T2 (de) | 1996-10-10 |
Family
ID=25243204
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19873751630 Expired - Fee Related DE3751630T2 (de) | 1986-01-31 | 1987-01-09 | Verfahren zur Steuerung eines fluidgetriebenen Stellkolbens. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4840111A (de) |
EP (2) | EP0469641B1 (de) |
JP (1) | JPS62180102A (de) |
BR (1) | BR8603475A (de) |
DE (1) | DE3751630T2 (de) |
WO (1) | WO1987004762A1 (de) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01260125A (ja) * | 1988-04-07 | 1989-10-17 | Yutani Heavy Ind Ltd | 油圧ショベルの油圧回路 |
IT1217518B (it) * | 1988-05-06 | 1990-03-22 | Domini Farrel Spa | Dispositivo e procedimento di alimentazione,con recupero dell'energia di sollevamento,per attuatori di pressatura |
JPH03246195A (ja) * | 1990-02-26 | 1991-11-01 | Teijin Seiki Co Ltd | アクチュエータシステムの安定性補償回路 |
US5214997A (en) * | 1990-04-27 | 1993-06-01 | Bendix Europe Services Techniques | Control circuit for a double-acting hydraulic jack and slide distributor for such a circuit |
US5102161A (en) * | 1991-03-07 | 1992-04-07 | Trw Inc. | Semi-active suspension system with energy saving valve |
US5232242A (en) * | 1991-06-18 | 1993-08-03 | Ford Motor Company | Power consumption limiting means for an active suspension system |
CA2181023A1 (en) * | 1995-07-14 | 1997-01-15 | Masao Shinoda | Hydraulic servovalve |
US6116143A (en) * | 1996-07-05 | 2000-09-12 | Parker Hannifin Gmbh | Controller for a fluid cylinder |
WO1998001677A1 (de) * | 1996-07-05 | 1998-01-15 | Parker Hannifin Gmbh | Steuereinrichtung für einen einseitig arbeitenden differentialzylinder |
US6327956B1 (en) | 1997-09-03 | 2001-12-11 | Scott R. Rink | Hydraulic control with improved regenerative valve apparatus and method |
US6382076B1 (en) * | 1998-08-24 | 2002-05-07 | Industria De Turbo Propulsores, S.A. | Piston servo-actuation main system with hydromechanically self-contained detection |
US6120237A (en) * | 1998-08-25 | 2000-09-19 | Rockland Inc. | Attachment for groundworking and material handling machines and a strut assembly therefor |
US6360721B1 (en) | 2000-05-23 | 2002-03-26 | Caterpillar Inc. | Fuel injector with independent control of check valve and fuel pressurization |
DE10340505B4 (de) * | 2003-09-03 | 2005-12-15 | Sauer-Danfoss Aps | Ventilanordnung zur Steuerung eines Hydraulikantriebs |
DE10340506B4 (de) * | 2003-09-03 | 2006-05-04 | Sauer-Danfoss Aps | Ventilanordnung zur Steuerung eines Hydraulikantriebes |
DE10340504B4 (de) * | 2003-09-03 | 2006-08-24 | Sauer-Danfoss Aps | Ventilanordnung zur Steuerung eines Hydraulikantriebs |
DE102006030034A1 (de) * | 2006-06-29 | 2008-01-03 | Zf Friedrichshafen Ag | Einrichtung zum Steuern eines fluidbetätigten doppeltwirkenden Stellzylinders |
US8679241B2 (en) | 2006-10-30 | 2014-03-25 | Novartis Ag | Gas pressure monitor for pneumatic surgical machine |
US8162000B2 (en) * | 2006-12-13 | 2012-04-24 | Novartis Ag | Adjustable pneumatic system for a surgical machine |
US9241830B2 (en) * | 2006-12-15 | 2016-01-26 | Novartis Ag | Pressure monitor for pneumatic vitrectomy machine |
US8312800B2 (en) * | 2006-12-21 | 2012-11-20 | Novartis Ag | Pneumatic system for a vitrector |
US8080029B2 (en) * | 2007-09-21 | 2011-12-20 | Novartis Ag | System for actuation of a vitreous cutter |
ES2551581T3 (es) * | 2009-08-31 | 2015-11-20 | Alcon Research, Ltd. | Control de salida de presión neumática por calibración de ciclo de servicio de válvula de accionamiento |
US8666556B2 (en) * | 2009-12-10 | 2014-03-04 | Alcon Research, Ltd. | Systems and methods for dynamic feedforward |
EP2509549B1 (de) | 2009-12-10 | 2013-12-25 | Alcon Research, Ltd. | Systeme und verfahren für dynamische druckluftventilansteuerung |
US8821524B2 (en) | 2010-05-27 | 2014-09-02 | Alcon Research, Ltd. | Feedback control of on/off pneumatic actuators |
US8808318B2 (en) | 2011-02-28 | 2014-08-19 | Alcon Research, Ltd. | Surgical probe with increased fluid flow |
US9060841B2 (en) | 2011-08-31 | 2015-06-23 | Alcon Research, Ltd. | Enhanced flow vitrectomy probe |
US10070990B2 (en) | 2011-12-08 | 2018-09-11 | Alcon Research, Ltd. | Optimized pneumatic drive lines |
US9486360B2 (en) | 2013-12-05 | 2016-11-08 | Novartis Ag | Dual electromagnetic coil vitrectomy probe |
US10251782B2 (en) | 2014-10-29 | 2019-04-09 | Novartis Ag | Vitrectomy probe with a counterbalanced electromagnetic drive |
US10914322B1 (en) | 2016-05-19 | 2021-02-09 | Steven H. Marquardt | Energy saving accumulator circuit |
US10550863B1 (en) | 2016-05-19 | 2020-02-04 | Steven H. Marquardt | Direct link circuit |
US11015624B2 (en) | 2016-05-19 | 2021-05-25 | Steven H. Marquardt | Methods and devices for conserving energy in fluid power production |
US10227951B2 (en) | 2017-02-02 | 2019-03-12 | Woodward, Inc. | Limited flow thrust reverser actuating |
Family Cites Families (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2390716A (en) * | 1944-05-08 | 1945-12-11 | Adel Prec Products Corp | Power pump operated single line hydraulic system |
US3006372A (en) * | 1959-04-22 | 1961-10-31 | New York Air Brake Co | Control valve with cavitation-minimizing replenishing circuit |
GB924789A (en) * | 1960-01-26 | 1963-05-01 | Rolls Royce | Improvements in or relating to air intakes for supersonic aircraft |
GB982087A (en) * | 1960-12-28 | 1965-02-03 | New York Air Brake Co | Hydraulic control valves |
FR1342338A (fr) * | 1962-09-29 | 1963-11-08 | Sigma | Perfectionnements apportés aux dispositifs hydrauliques destinés au déplacement alternatif d'éléments à inertie élevée |
US3255777A (en) * | 1963-11-26 | 1966-06-14 | New York Air Brake Co | Directional control valve |
US3273468A (en) * | 1965-01-26 | 1966-09-20 | Fawick Corp | Hydraulic system with regenerative position |
FR1451833A (fr) * | 1965-04-26 | 1966-01-07 | Commercial Shearing | Distributeur de commande à fluide |
US3357451A (en) * | 1965-05-24 | 1967-12-12 | Hydraulic Unit Specialities Co | Speed and directional control valve for double-acting lift cylinder |
US3472281A (en) * | 1966-01-14 | 1969-10-14 | Tokyo Seimitsu Sokuki Kk | Servo valve capable of effecting quick feed operation |
US3391708A (en) * | 1966-02-23 | 1968-07-09 | Gen Signal Corp | Valve |
US3482600A (en) * | 1968-03-04 | 1969-12-09 | Commercial Shearing | Hollow slide valves |
US3596561A (en) * | 1969-01-08 | 1971-08-03 | Stubbe Maschinenfabrik Gmbh | Hydraulic clamping arrangements for injection moulding machines |
US3878765A (en) * | 1971-01-05 | 1975-04-22 | Sperry Rand Ltd | Hydraulic actuator controls |
US3746040A (en) * | 1972-04-19 | 1973-07-17 | Parker Hannifin Corp | Directional control valve |
US3854382A (en) * | 1973-06-20 | 1974-12-17 | Sperry Rand Ltd | Hydraulic actuator controls |
GB1462879A (en) * | 1973-10-10 | 1977-01-26 | Sperry Rand Ltd | Hydraulic actuator controls |
US4058139A (en) * | 1974-11-08 | 1977-11-15 | Tadeusz Budzich | Load responsive fluid control valves |
US4122677A (en) * | 1975-03-19 | 1978-10-31 | Tadeusz Budzich | Load responsive valve assemblies |
US4080872A (en) * | 1975-04-16 | 1978-03-28 | Seiji Shiokawa | Boost valve device |
US4180098A (en) * | 1976-02-05 | 1979-12-25 | Tadeusz Budzich | Load responsive fluid control valve |
US4139986A (en) * | 1976-02-05 | 1979-02-20 | Tadeusz Budzich | Load responsive valve assemblies |
US4205591A (en) * | 1976-05-04 | 1980-06-03 | Fmc Corporation | Multiple speed hoisting system with pressure protection and load control |
US4147178A (en) * | 1976-08-20 | 1979-04-03 | Tadeusz Budzich | Load responsive valve assemblies |
US4411189A (en) * | 1977-07-18 | 1983-10-25 | The Scott And Fetzer Company | Fluid flow controlling device |
US4293001A (en) * | 1978-10-06 | 1981-10-06 | Tadeusz Budzich | Load responsive fluid control valve |
US4222409A (en) * | 1978-10-06 | 1980-09-16 | Tadeusz Budzich | Load responsive fluid control valve |
JPS5635806A (en) * | 1979-09-01 | 1981-04-08 | Sanyo Kiki Kk | Compound oil pressure circuit |
DE3133800A1 (de) * | 1980-11-14 | 1982-06-03 | Werkzeugmaschinenfabrik Oerlikon-Bührle AG, 8050 Zürich | Einrichtung zum regeln des differenzdruckes an einem hydromotor |
US4434708A (en) * | 1982-03-05 | 1984-03-06 | General Signal Corporation | Control valve for double-acting piston and valve assemblies |
US4555974A (en) * | 1983-09-02 | 1985-12-03 | Pneumo Corporation | Servo actuator control/damping mechanism and method |
DE3347000A1 (de) * | 1983-12-24 | 1985-07-04 | Robert Bosch Gmbh, 7000 Stuttgart | Elektrohydraulische einrichtung zur steuerung eines doppeltwirkenden hydromotors |
-
1986
- 1986-01-31 US US06/825,136 patent/US4840111A/en not_active Expired - Lifetime
- 1986-07-14 JP JP61163946A patent/JPS62180102A/ja active Pending
- 1986-07-23 BR BR8603475A patent/BR8603475A/pt not_active IP Right Cessation
-
1987
- 1987-01-09 EP EP19910117892 patent/EP0469641B1/de not_active Expired - Lifetime
- 1987-01-09 EP EP19870300170 patent/EP0232014A3/de not_active Withdrawn
- 1987-01-09 DE DE19873751630 patent/DE3751630T2/de not_active Expired - Fee Related
- 1987-01-29 WO PCT/US1987/000190 patent/WO1987004762A1/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP0469641B1 (de) | 1995-12-06 |
EP0469641A3 (en) | 1992-11-25 |
US4840111A (en) | 1989-06-20 |
BR8603475A (pt) | 1987-11-17 |
EP0232014A3 (de) | 1989-11-08 |
DE3751630D1 (de) | 1996-01-18 |
EP0469641A2 (de) | 1992-02-05 |
EP0232014A2 (de) | 1987-08-12 |
WO1987004762A1 (en) | 1987-08-13 |
JPS62180102A (ja) | 1987-08-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |