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DE3478869D1 - Automatic supply and exhaust valve assembly - Google Patents

Automatic supply and exhaust valve assembly

Info

Publication number
DE3478869D1
DE3478869D1 DE8484901654T DE3478869T DE3478869D1 DE 3478869 D1 DE3478869 D1 DE 3478869D1 DE 8484901654 T DE8484901654 T DE 8484901654T DE 3478869 T DE3478869 T DE 3478869T DE 3478869 D1 DE3478869 D1 DE 3478869D1
Authority
DE
Germany
Prior art keywords
valve assembly
exhaust valve
automatic supply
automatic
supply
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
DE8484901654T
Other languages
German (de)
Inventor
Robert Glomeau
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.)
REXA CORP
Original Assignee
REXA 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 US06/479,673 external-priority patent/US4625513A/en
Priority claimed from US06/479,672 external-priority patent/US4557180A/en
Application filed by REXA CORP filed Critical REXA CORP
Application granted granted Critical
Publication of DE3478869D1 publication Critical patent/DE3478869D1/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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/01—Locking-valves or other detent i.e. load-holding devices
    • 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
    • F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/2053—Type of pump
    • F15B2211/20561—Type of pump reversible
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/27—Directional control by means of the pressure source
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/405—Flow control characterised by the type of flow control means or valve
    • F15B2211/40515—Flow control characterised by the type of flow control means or valve with variable throttles or orifices
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41581—Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a return line
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/42—Flow control characterised by the type of actuation
    • F15B2211/428—Flow control characterised by the type of actuation actuated by fluid pressure
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7051—Linear output members
    • F15B2211/7052—Single-acting output members
    • 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7051—Linear output members
    • F15B2211/7053—Double-acting output members

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
DE8484901654T 1983-03-28 1984-03-22 Automatic supply and exhaust valve assembly Expired DE3478869D1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US06/479,673 US4625513A (en) 1983-03-28 1983-03-28 Controlled flow hydraulic system
US06/479,672 US4557180A (en) 1983-03-28 1983-03-28 Control valve and hydraulic system employing same
PCT/US1984/000448 WO1984003916A1 (en) 1983-03-28 1984-03-22 Control valve and hydraulic system employing same

Publications (1)

Publication Number Publication Date
DE3478869D1 true DE3478869D1 (en) 1989-08-10

Family

ID=27046318

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484901654T Expired DE3478869D1 (en) 1983-03-28 1984-03-22 Automatic supply and exhaust valve assembly

Country Status (3)

Country Link
EP (1) EP0139719B1 (en)
DE (1) DE3478869D1 (en)
WO (1) WO1984003916A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5072648A (en) * 1990-06-04 1991-12-17 Caterpillar Industrial Inc. Control system for a fluid operated jack
GB9603894D0 (en) * 1996-02-23 1996-04-24 Smiths Industries Plc Hydraulic systems and valve assemblies
CN116658471A (en) * 2023-06-08 2023-08-29 阳春新钢铁有限责任公司 A fast switching device and using method of a double-high line vertical looper cylinder valve table

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB597103A (en) * 1945-08-09 1948-01-19 Heywood Compressor Company Ltd Improvements in double beat or equilibrium valves
US2646025A (en) * 1951-02-07 1953-07-21 Bendix Aviat Corp By-pass valve for hydraulic motors
US2702044A (en) * 1953-11-23 1955-02-15 Albert D Johnston Automatic supply and exhaust valve
US2858840A (en) * 1955-09-12 1958-11-04 Worthington Corp Snap-acting pneumatic relays
US3355994A (en) * 1966-01-13 1967-12-05 New York Air Brake Co Hydraulic system
US3492052A (en) * 1968-10-28 1970-01-27 Berg Mfg & Sales Co Front axle valve
US3638530A (en) * 1969-09-04 1972-02-01 Jackson Products Co Hydraulic counterweight
FR2298043A1 (en) * 1975-01-14 1976-08-13 Rauline Maurice Sensitive air supply control valve - has pressure and weight balanced double poppet valve
US3943824A (en) * 1975-01-22 1976-03-16 Deere & Company Hydraulic system
US4278010A (en) * 1979-07-23 1981-07-14 United Technologies Corporation Fluid flow regulator valve

Also Published As

Publication number Publication date
EP0139719A1 (en) 1985-05-08
EP0139719A4 (en) 1986-07-17
WO1984003916A1 (en) 1984-10-11
EP0139719B1 (en) 1989-07-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition