GB2047435B - Hydraulic control valve system - Google Patents

Hydraulic control valve system

Info

Publication number
GB2047435B
GB2047435B GB8009962A GB8009962A GB2047435B GB 2047435 B GB2047435 B GB 2047435B GB 8009962 A GB8009962 A GB 8009962A GB 8009962 A GB8009962 A GB 8009962A GB 2047435 B GB2047435 B GB 2047435B
Authority
GB
United Kingdom
Prior art keywords
control valve
hydraulic control
valve system
hydraulic
valve
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
Application number
GB8009962A
Other versions
GB2047435A (en
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.)
Sperry Corp
Original Assignee
Sperry 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
Priority claimed from US06/024,058 external-priority patent/US4201052A/en
Priority claimed from US06/117,934 external-priority patent/US4365647A/en
Application filed by Sperry Corp filed Critical Sperry Corp
Publication of GB2047435A publication Critical patent/GB2047435A/en
Application granted granted Critical
Publication of GB2047435B publication Critical patent/GB2047435B/en
Expired 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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
    • F15B11/044—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the return line, i.e. "meter out"
    • 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
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
    • F15B11/042—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the feed line, i.e. "meter in"
    • 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
GB8009962A 1979-03-26 1980-03-25 Hydraulic control valve system Expired GB2047435B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/024,058 US4201052A (en) 1979-03-26 1979-03-26 Power transmission
US06/117,934 US4365647A (en) 1980-02-04 1980-02-04 Power transmission

Publications (2)

Publication Number Publication Date
GB2047435A GB2047435A (en) 1980-11-26
GB2047435B true GB2047435B (en) 1983-04-20

Family

ID=26697983

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8009962A Expired GB2047435B (en) 1979-03-26 1980-03-25 Hydraulic control valve system

Country Status (6)

Country Link
AU (1) AU534584B2 (en)
CA (1) CA1138740A (en)
DE (1) DE3011196A1 (en)
GB (1) GB2047435B (en)
IN (1) IN154912B (en)
SE (1) SE443431B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2530779A1 (en) * 1982-07-22 1984-01-27 Petroles Cie Francaise SAFETY CONNECTION CONNECTING A CONTAINER CONTAINING A GAS UNDER PRESSURE TO A VENTING SYSTEM
CA1234529A (en) * 1984-04-30 1988-03-29 Vinod K. Nanda Power transmission
JP2706483B2 (en) * 1988-09-28 1998-01-28 日立建機株式会社 Pressure control valve
FR2668761B1 (en) * 1990-11-02 1996-06-21 Schlumberger Ind Sa HYDROCARBON DISPENSING LANCE.
DE10023583B4 (en) * 2000-05-13 2012-05-24 Robert Bosch Gmbh Electrohydraulic lowering module
EP1239201A1 (en) * 2001-03-08 2002-09-11 Bestobell Valves Valve System
CN103791129B (en) * 2014-02-28 2016-05-11 昆明中铁大型养路机械集团有限公司 The traveling control load valve that a kind of closed type hydraulic system drives

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH309289A (en) * 1951-12-07 1955-08-31 Limited Electraulic Presses Control valve for hydraulic fluids.
DE1045755B (en) * 1956-09-20 1958-12-04 Schloemann Ag Shut-off and control valve actuated by the pressure medium flowing through and control by an auxiliary slide
US3411536A (en) * 1966-07-06 1968-11-19 Koehring Co Pilot operated control valve mechanism
DE2424973C3 (en) * 1974-05-22 1980-01-31 Montan-Hydraulik Gmbh & Co Kg, 4755 Holzwickede Device for controlling hydraulic drives

Also Published As

Publication number Publication date
GB2047435A (en) 1980-11-26
IN154912B (en) 1984-12-22
DE3011196A1 (en) 1980-10-09
SE8002301L (en) 1980-09-27
DE3011196C2 (en) 1993-04-29
CA1138740A (en) 1983-01-04
AU534584B2 (en) 1984-02-09
AU5682680A (en) 1980-10-02
SE443431B (en) 1986-02-24

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20000324