IT1015344B - HYDRAULIC CONTROL UNIT WITH PILOT VALVE - Google Patents

HYDRAULIC CONTROL UNIT WITH PILOT VALVE

Info

Publication number
IT1015344B
IT1015344B IT2435174A IT2435174A IT1015344B IT 1015344 B IT1015344 B IT 1015344B IT 2435174 A IT2435174 A IT 2435174A IT 2435174 A IT2435174 A IT 2435174A IT 1015344 B IT1015344 B IT 1015344B
Authority
IT
Italy
Prior art keywords
control unit
hydraulic control
pilot valve
pilot
valve
Prior art date
Application number
IT2435174A
Other languages
Italian (it)
Original Assignee
Beringer Hydraulik 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 Beringer Hydraulik Gmbh filed Critical Beringer Hydraulik Gmbh
Application granted granted Critical
Publication of IT1015344B publication Critical patent/IT1015344B/en

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
    • 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
    • F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
    • F15B13/043—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves
    • F15B13/0436—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves the pilot valves being of the steerable jet type
    • 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
    • F15B13/16—Special measures for feedback, e.g. by a follow-up device
IT2435174A 1973-06-26 1974-06-24 HYDRAULIC CONTROL UNIT WITH PILOT VALVE IT1015344B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH928673A CH556974A (en) 1973-06-26 1973-06-26 HYDRAULIC ACTUATOR WITH CONTROL VALVE.

Publications (1)

Publication Number Publication Date
IT1015344B true IT1015344B (en) 1977-05-10

Family

ID=4350337

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2435174A IT1015344B (en) 1973-06-26 1974-06-24 HYDRAULIC CONTROL UNIT WITH PILOT VALVE

Country Status (8)

Country Link
AT (1) AT334704B (en)
CH (1) CH556974A (en)
DE (1) DE2428287C2 (en)
FR (1) FR2235300B1 (en)
GB (1) GB1470818A (en)
IT (1) IT1015344B (en)
NL (1) NL7407938A (en)
SE (1) SE410031B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3020918A1 (en) * 1980-06-03 1981-12-10 Backe, Wolfgang, Prof.Dr.-Ing., 5100 Aachen CONTROLLED DEVICE FOR LOAD-INDEPENDENT VOLUME FLOW CONTROL
EP0083688B1 (en) * 1981-09-26 1986-08-13 b a r m a g Barmer Maschinenfabrik Aktiengesellschaft Electro-hydraulic pilot-operated proportional throttle valve
DE3234988A1 (en) * 1981-09-26 1983-04-14 Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid Electro-hydraulically pilot-operated restricting valve
US4794846A (en) * 1985-02-23 1989-01-03 Barmag Ag Proportional action valve with a biased spring unproportionately variable to the load pressure

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1334999A (en) * 1962-06-07 1963-08-16 Rech Etudes Prod Hydraulic servo-control device and its application to a steering control of an airplane
US3339572A (en) 1965-01-25 1967-09-05 Carroll G Gordon Electro-hydraulic servo valve
US3464318A (en) 1966-06-03 1969-09-02 Moog Inc Servomechanism providing static load error washout

Also Published As

Publication number Publication date
AT334704B (en) 1976-02-10
SE7408073L (en) 1974-12-27
DE2428287C2 (en) 1986-06-12
FR2235300A1 (en) 1975-01-24
ATA499174A (en) 1976-05-15
SE410031B (en) 1979-09-17
NL7407938A (en) 1974-12-30
CH556974A (en) 1974-12-13
FR2235300B1 (en) 1979-04-20
DE2428287A1 (en) 1975-01-16
GB1470818A (en) 1977-04-21

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