DE59611218D1 - Hydraulic actuator - Google Patents

Hydraulic actuator

Info

Publication number
DE59611218D1
DE59611218D1 DE59611218T DE59611218T DE59611218D1 DE 59611218 D1 DE59611218 D1 DE 59611218D1 DE 59611218 T DE59611218 T DE 59611218T DE 59611218 T DE59611218 T DE 59611218T DE 59611218 D1 DE59611218 D1 DE 59611218D1
Authority
DE
Germany
Prior art keywords
hydraulic actuator
actuator
hydraulic
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
DE59611218T
Other languages
German (de)
Inventor
Robert Sollinger
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.)
Airbus Helicopters Deutschland GmbH
Original Assignee
Eurocopter Deutschland GmbH
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 Eurocopter Deutschland GmbH filed Critical Eurocopter Deutschland GmbH
Application granted granted Critical
Publication of DE59611218D1 publication Critical patent/DE59611218D1/en
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
    • 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
    • F15B9/10—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 in which the controlling element and the servomotor each controls a separate member, these members influencing different fluid passages or the same passage
DE59611218T 1995-10-07 1996-10-02 Hydraulic actuator Expired - Lifetime DE59611218D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19537417A DE19537417C2 (en) 1995-10-07 1995-10-07 Hydraulic actuator

Publications (1)

Publication Number Publication Date
DE59611218D1 true DE59611218D1 (en) 2005-05-25

Family

ID=7774293

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19537417A Expired - Fee Related DE19537417C2 (en) 1995-10-07 1995-10-07 Hydraulic actuator
DE59611218T Expired - Lifetime DE59611218D1 (en) 1995-10-07 1996-10-02 Hydraulic actuator

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19537417A Expired - Fee Related DE19537417C2 (en) 1995-10-07 1995-10-07 Hydraulic actuator

Country Status (2)

Country Link
EP (1) EP0767310B1 (en)
DE (2) DE19537417C2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3494858B2 (en) * 1997-07-29 2004-02-09 株式会社荏原製作所 Hydraulic servo device
DE19820102B4 (en) * 1998-05-06 2004-02-05 Kracht Gmbh Oszillier cylinder
DE19841855B4 (en) * 1998-09-14 2006-10-26 Zf Luftfahrttechnik Gmbh Single sheet control device for a helicopter main rotor
CN114215804B (en) * 2022-02-22 2022-04-29 中国空气动力研究与发展中心高速空气动力研究所 Electro-hydraulic servo system for driving curved knife supporting mechanism

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB654415A (en) * 1947-02-28 1951-06-20 Rene Leduc Improvements in control systems especially for aircraft
GB841995A (en) * 1955-10-31 1960-07-20 Boulton Aircraft Ltd Improvements in or relating to fluid-pressure servo mechanisms
US3135164A (en) * 1959-11-16 1964-06-02 Bosch Arma Corp Servo mechanism
US3646849A (en) * 1970-02-10 1972-03-07 Lucas Industries Ltd Servomechanism
US3757640A (en) * 1971-12-01 1973-09-11 Avco Corp Simplified follower servomechanism
DE2207579C3 (en) * 1972-02-18 1974-10-10 Gebr. Claas Maschinenfabrik Gmbh, 4834 Harsewinkel Arrangement for controlling controllable hydraulic pumps
DE2211994A1 (en) * 1972-03-09 1973-09-13 Ronald Arthur Foley HYDRAULIC SWITCHING DEVICE
DE2300161A1 (en) * 1973-01-03 1974-07-11 Tadashi Saito FLUID PULSE CYLINDER FOR NUMERICAL CONTROL
DE2832898C2 (en) * 1978-07-27 1985-12-19 Messerschmitt-Bölkow-Blohm GmbH, 8012 Ottobrunn Irreversible hydraulic actuator
SE430183B (en) * 1980-02-22 1983-10-24 Asea Ab SERVO CYLINDER WITH THROUGH Piston Rod
DE3374578D1 (en) * 1982-02-26 1987-12-23 Parisienne Outillage Hydraulic directional spool valve
WO1993019300A1 (en) * 1992-03-23 1993-09-30 C.W.F. Hamilton & Co. Limited Hydraulic cylinder feedback control

Also Published As

Publication number Publication date
EP0767310A2 (en) 1997-04-09
EP0767310B1 (en) 2005-04-20
DE19537417C2 (en) 1997-07-24
DE19537417A1 (en) 1997-04-10
EP0767310A3 (en) 1999-09-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition