AT270789B - Quick relief valve for hydraulic power cylinders - Google Patents

Quick relief valve for hydraulic power cylinders

Info

Publication number
AT270789B
AT270789B AT1014565A AT1014565A AT270789B AT 270789 B AT270789 B AT 270789B AT 1014565 A AT1014565 A AT 1014565A AT 1014565 A AT1014565 A AT 1014565A AT 270789 B AT270789 B AT 270789B
Authority
AT
Austria
Prior art keywords
relief valve
hydraulic power
power cylinders
quick relief
quick
Prior art date
Application number
AT1014565A
Other languages
German (de)
Inventor
Jean Louis Gratzmuller
Original Assignee
Jean Louis Gratzmuller
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 Jean Louis Gratzmuller filed Critical Jean Louis Gratzmuller
Application granted granted Critical
Publication of AT270789B publication Critical patent/AT270789B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H33/34—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator hydraulic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
    • B66F3/25—Constructional features
    • B66F3/42—Constructional features with self-contained pumps, e.g. actuated by hand
    • 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
    • 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
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/08—Check valves with guided rigid valve members shaped as rings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K24/00—Devices, e.g. valves, for venting or aerating enclosures
    • F16K24/06—Devices, e.g. valves, for venting or aerating enclosures for aerating only
    • 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
    • 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
    • F15B2211/40—Flow control
    • F15B2211/46—Control of flow in the return line, i.e. meter-out control
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H2033/308—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator comprising control and pilot valves
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2544—Supply and exhaust type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2559—Self-controlled branched flow systems
    • Y10T137/265—Plural outflows
AT1014565A 1964-11-20 1965-11-10 Quick relief valve for hydraulic power cylinders AT270789B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR995682A FR1423813A (en) 1964-11-20 1964-11-20 Quick purge valve

Publications (1)

Publication Number Publication Date
AT270789B true AT270789B (en) 1969-05-12

Family

ID=8842959

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1014565A AT270789B (en) 1964-11-20 1965-11-10 Quick relief valve for hydraulic power cylinders

Country Status (8)

Country Link
US (1) US3419030A (en)
AT (1) AT270789B (en)
BE (1) BE672054A (en)
CH (1) CH434638A (en)
DE (1) DE1576088B2 (en)
ES (1) ES319601A1 (en)
FR (1) FR1423813A (en)
GB (1) GB1092406A (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3498056A (en) * 1968-04-03 1970-03-03 Avco Corp Pressurizing and drain valve
SE320217B (en) * 1968-06-04 1970-02-02 Electrolux Ab
US3664362A (en) * 1969-02-06 1972-05-23 Anderson Greenwood & Co Pilot valve
US3747626A (en) * 1971-05-05 1973-07-24 J Valentino Combined check and relief valve
US3965919A (en) * 1974-09-26 1976-06-29 Mcgarvey Robert E Hydraulic safety valve base
IT1036646B (en) * 1975-02-10 1979-10-30 Asioli Z PRESSURE AND FLOW REGULATING VALVE FOR AUTOMATIC OR SEMI-AUTOMATIC OICLATION LUERI FICATION SYSTEMS
US4085767A (en) * 1975-11-21 1978-04-25 Gibbs-Ryder Materials Handling Systems, Inc. Reverse flow valve for pneumatic systems
US4058349A (en) * 1976-09-29 1977-11-15 Wagner Electric Corporation Pressure holding valve
US4384590A (en) * 1981-06-03 1983-05-24 Crosby Valve & Gage Company Pressure responsive pilot valve
GB2117871B (en) * 1981-09-01 1985-07-17 Schoolhill Hydraulic Eng Dump valve
DE3222163A1 (en) * 1982-06-12 1983-12-15 Jörn 4320 Hattingen Dams Automatically operating valve for rapidly lowering a dynamic pressure in a hydraulic line
DE3224370A1 (en) * 1982-06-12 1984-01-05 Jörn 4320 Hattingen Dams Automatically switching valve for the rapid reduction of a back pressure in a hydraulic line
GB2133118A (en) * 1982-12-27 1984-07-18 Koomey Inc Quick fluid exhaust valve
DE3519728C1 (en) * 1985-06-01 1986-11-20 Jörn 4320 Hattingen Dams Automatic valve for the rapid emptying of a hydraulic medium from a space under excessive pressure
US4586533A (en) * 1985-07-01 1986-05-06 Crosby Valve & Gage Company Non-flowing modulating pilot operated relief valve
US4699171A (en) * 1986-12-19 1987-10-13 Sundstrand Corporation Multiple port relief valve
EP0449768B1 (en) * 1990-03-30 1994-11-23 Press Controls AG Rümlang Quick air relief valve
CH684969A5 (en) * 1991-09-06 1995-02-15 Secheron Sa A control device actuated by a pressurized fluid in particular for closing and opening the contacts of a circuit breaker.
CA2238235C (en) * 1997-05-30 2001-12-11 Jason R. Hurdis Aerator valve assembly
US6161571A (en) * 1999-05-14 2000-12-19 The Living Trust of Eleanor A. Taylor Modulating relief valve
EP1219874B1 (en) * 2000-12-28 2004-08-18 Col-Ven S.A. Pressure-controlled three-way valve device
ES2342832T3 (en) 2004-01-14 2010-07-15 Martin Engineering Company ASSEMBLED VALVE ASSEMBLY SET BY POSITIVE PRESSURE.
US9863421B2 (en) * 2014-04-19 2018-01-09 Emerson Climate Technologies, Inc. Pulsation dampening assembly
CN108035879B (en) * 2017-12-29 2023-08-22 广东兴泽尔新能源科技有限公司 Enthalpy increasing structure of compressor and scroll compressor
CN109795960B (en) * 2019-02-15 2024-03-08 杭州富阳诺德液压技术有限公司 High-order top of transporting

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US122544A (en) * 1872-01-09 Improvement in exhaust-valves for steam and air cylinders
US2488949A (en) * 1945-11-17 1949-11-22 Fawick Airflex Company Inc Exhaust valve
US2706487A (en) * 1951-01-04 1955-04-19 Wilson John Hart Release valves
US2888909A (en) * 1953-12-24 1959-06-02 Gratzmuller Jean Louis Liquid dumping valve arrangement for a hydraulic jack
FR1098565A (en) * 1954-01-15 1955-08-08 Hydraulic control device for circuit breaker, or the like
FR1135122A (en) * 1955-11-04 1957-04-24 Jean Louis Gratzmuller Hydraulic control device with speed control, for circuit breaker
US3042061A (en) * 1956-11-08 1962-07-03 Berg Airlectro Products Co Automatic shuttle safety valve

Also Published As

Publication number Publication date
US3419030A (en) 1968-12-31
BE672054A (en) 1966-03-01
DE1576088B2 (en) 1971-09-16
CH434638A (en) 1967-04-30
FR1423813A (en) 1966-01-07
ES319601A1 (en) 1966-05-16
DE1576088A1 (en) 1969-10-02
GB1092406A (en) 1967-11-22

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