FR2321645A1 - CHECK VALVE - Google Patents

CHECK VALVE

Info

Publication number
FR2321645A1
FR2321645A1 FR7625213A FR7625213A FR2321645A1 FR 2321645 A1 FR2321645 A1 FR 2321645A1 FR 7625213 A FR7625213 A FR 7625213A FR 7625213 A FR7625213 A FR 7625213A FR 2321645 A1 FR2321645 A1 FR 2321645A1
Authority
FR
France
Prior art keywords
check valve
check
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.)
Granted
Application number
FR7625213A
Other languages
French (fr)
Other versions
FR2321645B1 (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.)
Sulzer AG
Original Assignee
Sulzer AG
Gebrueder Sulzer AG
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 Sulzer AG, Gebrueder Sulzer AG filed Critical Sulzer AG
Publication of FR2321645A1 publication Critical patent/FR2321645A1/en
Application granted granted Critical
Publication of FR2321645B1 publication Critical patent/FR2321645B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring
    • 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
    • F16K15/18—Check valves with actuating mechanism; Combined check valves and actuated valves
    • F16K15/182—Check valves with actuating mechanism; Combined check valves and actuated valves with actuating mechanism
    • F16K15/1826—Check valves which can be actuated by a pilot valve
    • 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/20—Excess-flow valves
    • F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
    • F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
    • F16K17/28—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only
FR7625213A 1975-08-20 1976-08-19 CHECK VALVE Granted FR2321645A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1080575A CH596485A5 (en) 1975-08-20 1975-08-20

Publications (2)

Publication Number Publication Date
FR2321645A1 true FR2321645A1 (en) 1977-03-18
FR2321645B1 FR2321645B1 (en) 1983-03-11

Family

ID=4367048

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7625213A Granted FR2321645A1 (en) 1975-08-20 1976-08-19 CHECK VALVE

Country Status (9)

Country Link
JP (1) JPS5944545B2 (en)
BE (1) BE845379A (en)
CH (1) CH596485A5 (en)
DE (1) DE2538760C3 (en)
FR (1) FR2321645A1 (en)
GB (1) GB1552987A (en)
IT (1) IT1067989B (en)
NL (1) NL169219C (en)
SE (1) SE420441B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2715419A1 (en) * 1977-04-06 1978-10-12 Wolfgang Berns High pressure stop valve - has pilot valve between inlet and chamber in housing above plug
FR2412770A1 (en) * 1977-12-22 1979-07-20 Haefele Carl Heinz AUTOMATICALLY OPERATED CHECK VALVE

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4172582A (en) * 1977-04-21 1979-10-30 Rexnord Inc. Reverse differential holding valve
DE2856242C3 (en) * 1978-12-27 1984-05-17 Integral Hydraulik & Co, 4000 Düsseldorf Check valve that can be unlocked easily
CH661777A5 (en) * 1981-05-25 1987-08-14 Sulzer Ag CHECK VALVE.
JPS57203621A (en) * 1981-06-04 1982-12-14 Usesoyuzuni Ni I Pk I Atomunog Feeder for flowing and supplying bulk material
JPS5822220A (en) * 1981-07-27 1983-02-09 ウセソユズニ・ナウチノ−イスレドヴアテルスキ・イ・プロエクトノ−コンストルクトルスキ・インスチテユ−ト・アトムノゴ・エネルゲチチエスコゴ・マシノストロエニア Feeder for powdered and granular body
DE3210790A1 (en) * 1982-03-24 1983-10-06 Bauer Kompressoren Pressure medium-actuated controllable shut-off valve
JPH06100296B2 (en) * 1985-10-08 1994-12-12 岡野バルブ製造株式会社 Self-operated valve
DE4123610C2 (en) * 1991-07-17 1994-04-28 Vos Richard Grubenausbau Gmbh Adjustable spray valve
DE4323462C2 (en) * 1993-07-14 1995-05-04 Vos Richard Grubenausbau Gmbh Removal stamp for underground use with integrated pressure relief valve
DE19721356A1 (en) * 1997-05-22 1998-12-03 Gerhard Habla Back-flow prevention valve operated by hydraulic or pneumatic force
DE112005002544A5 (en) * 2004-10-15 2007-07-12 Bosch Rexroth Ag Pilot operated check valve
EP1994319B1 (en) * 2006-03-06 2016-07-13 Pmc Polarteknik Oy Ab Suction valve
DE112008002518B4 (en) 2007-09-13 2023-10-05 James G. Johnson Double acting directional fluid flow valve
GB2525217B (en) * 2014-04-16 2017-02-08 Siemens Healthcare Ltd A Pressure relief valve arrangement
US11053837B2 (en) 2016-12-09 2021-07-06 Volvo Truck Corporation Cooling system valve
CN106949265B (en) * 2017-05-05 2023-01-24 珠海格力电器股份有限公司 Air conditioning equipment, water chilling unit, non-return structure and control method thereof
US11359735B2 (en) 2018-05-14 2022-06-14 Hydromat D.O.O. Axial valve of the modular concept of construction

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE192838C (en) *
DE188932C (en) *
US1555817A (en) * 1924-09-20 1925-10-06 Charles E Golden Control valve
DE1927704A1 (en) * 1969-02-06 1970-09-03 Anderson Greenwood & Co Valve device
DE1775356A1 (en) * 1968-08-01 1971-07-08 Siemens Ag Check valve

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS445664Y1 (en) * 1964-09-21 1969-02-28
IT980603B (en) * 1972-04-17 1974-10-10 Hydromatik Gmbh SEAT TYPE TWO-WAY VALVE

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE192838C (en) *
DE188932C (en) *
US1555817A (en) * 1924-09-20 1925-10-06 Charles E Golden Control valve
DE1775356A1 (en) * 1968-08-01 1971-07-08 Siemens Ag Check valve
DE1927704A1 (en) * 1969-02-06 1970-09-03 Anderson Greenwood & Co Valve device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2715419A1 (en) * 1977-04-06 1978-10-12 Wolfgang Berns High pressure stop valve - has pilot valve between inlet and chamber in housing above plug
FR2412770A1 (en) * 1977-12-22 1979-07-20 Haefele Carl Heinz AUTOMATICALLY OPERATED CHECK VALVE

Also Published As

Publication number Publication date
SE420441B (en) 1981-10-05
FR2321645B1 (en) 1983-03-11
BE845379A (en) 1977-02-21
DE2538760B2 (en) 1979-02-01
DE2538760C3 (en) 1979-09-27
NL7608887A (en) 1977-02-22
CH596485A5 (en) 1978-03-15
SE7608844L (en) 1977-02-21
JPS5944545B2 (en) 1984-10-30
NL169219B (en) 1982-01-18
NL169219C (en) 1982-06-16
IT1067989B (en) 1985-03-21
GB1552987A (en) 1979-09-19
DE2538760A1 (en) 1977-02-24
JPS5226020A (en) 1977-02-26

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Legal Events

Date Code Title Description
ST Notification of lapse