DE69012403D1 - Elektrohydraulisches Stellglied. - Google Patents

Elektrohydraulisches Stellglied.

Info

Publication number
DE69012403D1
DE69012403D1 DE69012403T DE69012403T DE69012403D1 DE 69012403 D1 DE69012403 D1 DE 69012403D1 DE 69012403 T DE69012403 T DE 69012403T DE 69012403 T DE69012403 T DE 69012403T DE 69012403 D1 DE69012403 D1 DE 69012403D1
Authority
DE
Germany
Prior art keywords
actuator
hydraulic
pump
cylinder
reservoir
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 - Lifetime
Application number
DE69012403T
Other languages
English (en)
Other versions
DE69012403T2 (de
Inventor
Richard L Kenyon
Dino Scanderbeg
Michael E Nolan
William D Wilkerson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Parker Hannifin Corp
Original Assignee
Parker Hannifin Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Parker Hannifin Corp filed Critical Parker Hannifin Corp
Publication of DE69012403D1 publication Critical patent/DE69012403D1/de
Application granted granted Critical
Publication of DE69012403T2 publication Critical patent/DE69012403T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/18—Combined units comprising both motor and pump

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Actuator (AREA)
  • Vehicle Body Suspensions (AREA)
DE69012403T 1989-04-28 1990-04-26 Elektrohydraulisches Stellglied. Expired - Lifetime DE69012403T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/345,156 US5144801A (en) 1989-04-28 1989-04-28 Electro-hydraulic actuator system

Publications (2)

Publication Number Publication Date
DE69012403D1 true DE69012403D1 (de) 1994-10-20
DE69012403T2 DE69012403T2 (de) 1995-02-16

Family

ID=23353778

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69012403T Expired - Lifetime DE69012403T2 (de) 1989-04-28 1990-04-26 Elektrohydraulisches Stellglied.

Country Status (5)

Country Link
US (1) US5144801A (de)
EP (1) EP0395420B1 (de)
JP (1) JP3020066B2 (de)
AT (1) ATE111570T1 (de)
DE (1) DE69012403T2 (de)

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CA2269585A1 (en) * 1996-09-12 1998-03-19 Etrema Products, Inc. Compact actuator and controller and pumping apparatus for same
JP3671198B2 (ja) * 1997-06-13 2005-07-13 ナブテスコ株式会社 航空機用脚昇降装置
US6126401A (en) * 1998-08-12 2000-10-03 Computer Graphics Systems Development Corporation Hybrid electric/hydraulic drive system
DE19854417A1 (de) * 1998-11-25 2000-05-31 Still Gmbh Arbeitsmaschine, insbesondere Flurförderzeug
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DE10038738B4 (de) * 2000-08-09 2012-03-29 Zf Friedrichshafen Ag Vorrichtung zur Ansteuerung des Schaltelements einer in einer Achse eines Kraftfarzeuges integrierten Differentialsperre
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US8448432B2 (en) * 2007-02-13 2013-05-28 The Board Of Regents Of The University Of Texas System Actuators
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US8161742B2 (en) * 2007-08-07 2012-04-24 Parker-Hannifin Corporation Electro-hydraulic actuator mounting
JP2009121649A (ja) * 2007-11-19 2009-06-04 Yanmar Co Ltd 油圧回路並びに作業機械
US8720197B2 (en) * 2008-02-12 2014-05-13 Parker-Hannifin Corporation Flow management system for hydraulic work machine
US8793023B2 (en) * 2008-09-11 2014-07-29 Parker Hannifin Corporation Method of controlling an electro-hydraulic actuator system having multiple actuators
US8668467B2 (en) 2009-07-16 2014-03-11 Parker Hannifin Corporation Integrated fluid handling apparatus
US20110011257A1 (en) * 2009-07-16 2011-01-20 Parker Hannifin Corporation Electro-hydraulic actuator having end cap with split bushing
EP2459886A1 (de) * 2009-07-29 2012-06-06 Graco Minnesota Inc. Hydraulisches leistungsmodul
CN101749300A (zh) * 2009-12-18 2010-06-23 沈阳东北电力调节技术有限公司 集成型电液执行器
CN101749299A (zh) * 2009-12-18 2010-06-23 沈阳东北电力调节技术有限公司 集成型电液伺服执行器
US8997473B2 (en) 2010-04-22 2015-04-07 Parker Hannifin Corporation Electro-hydraulic actuator
US20120111187A1 (en) * 2010-11-04 2012-05-10 Phd, Inc. Flow control needle micro adjustment assembly
US10087958B2 (en) 2012-04-19 2018-10-02 Cascade Corporation Fluid power control system for mobile load handling equipment
US20140033909A1 (en) 2012-08-03 2014-02-06 Robert M. Murphy Methods and apparatus to control movement of a component
DE102013105446A1 (de) * 2013-05-28 2014-12-04 Pintsch Bubenzer Gmbh Elektrohydraulisches Bremslüftgerät und Bremsanordnung
US10428841B2 (en) 2014-08-13 2019-10-01 Robert Bosch Gmbh Electrohydraulic system for use under water, and process valve having an electrohydraulic system of said type
US11137000B2 (en) 2014-10-10 2021-10-05 MEA Inc. Self-contained energy efficient hydraulic actuator system
EP3112698B1 (de) * 2015-06-30 2019-09-04 Goodrich Actuation Systems SAS Elektrische hydrostatische aktuatoren
EP3365559A4 (de) * 2015-10-23 2019-06-26 AOI (Advanced Oilfield Innovations, Dba A.O. International II, Inc.) Antriebsaggregatsystem und verfahren mit ausgeglichenem fluss in bidirektionalen triebwerken
US10871174B2 (en) * 2015-10-23 2020-12-22 Aol Prime mover system and methods utilizing balanced flow within bi-directional power units
DE102015223037A1 (de) * 2015-11-23 2017-05-24 Robert Bosch Gmbh Vibrationsantrieb mit hydraulischer Pulserzeugungsvorrichtung
DE102016109103A1 (de) * 2016-05-18 2017-11-23 Hoerbiger Automatisierungstechnik Holding Gmbh Elektrohydraulischer Linearaktuator
DE102018203264A1 (de) * 2018-03-06 2019-09-12 Robert Bosch Gmbh Hydraulischer Aktor
JP2020133752A (ja) * 2019-02-19 2020-08-31 日立建機株式会社 建設機械
DE102019209322A1 (de) * 2019-06-27 2020-12-31 Robert Bosch Gmbh Hydrauliksteuerblock und servohydraulische Achse mit dem Steuerblock
DE102019209679A1 (de) * 2019-06-27 2020-12-31 Robert Bosch Gmbh Hydraulik-Steuerblock und hydraulische Achse mit dem Steuerblock
IT201900015042A1 (it) * 2019-08-26 2021-02-26 Ultraflex Spa Dispositivo di sterzatura idraulico per imbarcazioni, natanti o simili
CN110529442B (zh) * 2019-08-26 2020-09-11 哈尔滨工程大学 与活塞机械疲劳试验台配套的液压系统
DE102019129478A1 (de) * 2019-10-31 2021-05-06 Linz Center Of Mechatronics Gmbh Hydraulischer schrittmotor
FI130288B (fi) * 2019-11-04 2023-06-02 Norrhydro Oy Sähköhydraulinen toimilaite
CN111173804A (zh) * 2020-02-20 2020-05-19 浙江科力车辆控制系统有限公司 一种液控单向过滤免维护的举升油缸
JP7448406B2 (ja) 2020-03-31 2024-03-12 住友重機械工業株式会社 液圧装置及び、射出成形機
US11629736B2 (en) * 2020-05-22 2023-04-18 Cnh Industrial America Llc Filter for a hydraulic circuit of an agricultural system
FR3130330A1 (fr) * 2021-12-13 2023-06-16 Sogefi Filtration Système de filtration pour système de direction assistée électro-hydraulique

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US2918795A (en) * 1955-09-06 1959-12-29 Ramsey Corp Electro-hydraulic actuating cylinder
US3374625A (en) * 1965-10-23 1968-03-26 Whitfield M.P. Stuart Valveless hydraulic actuating units
US3680359A (en) * 1968-05-02 1972-08-01 Mc Graw Edison Co Transformer having incipient fault detector
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US3744244A (en) * 1971-07-30 1973-07-10 Automation Equipment Inc Hydrostatic drive
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US3747351A (en) * 1971-10-22 1973-07-24 Bertea Corp Hydraulic system
US3764233A (en) * 1971-11-15 1973-10-09 Us Navy Submersible motor-pump assembly
US4009572A (en) * 1973-05-01 1977-03-01 Pall Corporation Hydrostat systems containing coaxial multidirectional flow control valves
US4003397A (en) * 1973-05-01 1977-01-18 Pall Corporation Dual coaxial bidirectional valves and filter assemblies and hydrostat systems containing the same
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US3928968A (en) * 1974-10-04 1975-12-30 Sperry Rand Corp Power transmission
FR2296784A1 (fr) * 1974-12-31 1976-07-30 Agiman Jacques Verin electrohydraulique autonome
ATA472875A (de) * 1975-06-19 1976-07-15 Haemmerle Ag Maschf Anschlageinrichtung fur eine abkantpresse
US3977189A (en) * 1975-07-02 1976-08-31 Kubik Philip A Reservoir housing
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US4469594A (en) * 1982-11-12 1984-09-04 Harnischfeger Corporation High pressure hydraulic system and self-cleaning filter assembly therefor
US4517135A (en) * 1983-06-21 1985-05-14 Pepsico, Inc. Carbonation measuring system and process
US4715180A (en) * 1984-01-13 1987-12-29 Dynamic Hydraulic Systems, Inc. Hydraulic lift mechanism
US4667472A (en) * 1984-12-28 1987-05-26 The Boeing Company Electric integrated actuator with variable gain hydraulic output
DE3635694A1 (de) * 1986-10-21 1988-05-05 Samson Ag Dichtungsanordnung fuer eine antriebsstange sowie elektrohydraulischer stellantrieb mit einer solchen
US5009066A (en) * 1989-11-13 1991-04-23 General Motors Corporation Automotive power steering system

Also Published As

Publication number Publication date
ATE111570T1 (de) 1994-09-15
DE69012403T2 (de) 1995-02-16
JPH03304A (ja) 1991-01-07
US5144801A (en) 1992-09-08
EP0395420A3 (de) 1991-05-08
EP0395420B1 (de) 1994-09-14
JP3020066B2 (ja) 2000-03-15
EP0395420A2 (de) 1990-10-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition