JPS5025654B1 - - Google Patents

Info

Publication number
JPS5025654B1
JPS5025654B1 JP46048172A JP4817271A JPS5025654B1 JP S5025654 B1 JPS5025654 B1 JP S5025654B1 JP 46048172 A JP46048172 A JP 46048172A JP 4817271 A JP4817271 A JP 4817271A JP S5025654 B1 JPS5025654 B1 JP S5025654B1
Authority
JP
Japan
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.)
Pending
Application number
JP46048172A
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 filed Critical
Publication of JPS5025654B1 publication Critical patent/JPS5025654B1/ja
Pending 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
    • F16K15/03—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member
    • F16K15/035—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member with a plurality of valve members
    • F16K15/036—Dual valve members with hinges crossing the flow line substantially diametrical
    • F16K15/038—Dual valve members with hinges crossing the flow line substantially diametrical having a common hinge
    • 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
    • F16K15/03—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member
    • F16K15/035—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member with a plurality of valve members
    • 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
    • F16K2200/00—Details of valves
    • F16K2200/20—Common housing having a single inlet, a single outlet and multiple valve members
    • F16K2200/203—Common housing having a single inlet, a single outlet and multiple valve members in parallel
    • 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7838—Plural
    • Y10T137/7839—Dividing and recombining in a single flow path
    • 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7838—Plural
    • Y10T137/7845—With common biasing means
    • 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7854—In couplings for coaxial conduits, e.g., drill pipe check valves
    • Y10T137/7857—Valve seat clamped between coupling elements

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Check Valves (AREA)
JP46048172A 1970-09-16 1971-07-02 Pending JPS5025654B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7296170A 1970-09-16 1970-09-16

Publications (1)

Publication Number Publication Date
JPS5025654B1 true JPS5025654B1 (ja) 1975-08-26

Family

ID=22110841

Family Applications (1)

Application Number Title Priority Date Filing Date
JP46048172A Pending JPS5025654B1 (ja) 1970-09-16 1971-07-02

Country Status (5)

Country Link
US (1) US3678958A (ja)
JP (1) JPS5025654B1 (ja)
CA (1) CA950320A (ja)
FR (1) FR2107717A5 (ja)
GB (1) GB1314509A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016128683A (ja) * 2015-01-09 2016-07-14 陳文泉 ガス流調整装置
CN108036083A (zh) * 2017-12-29 2018-05-15 长江大学 一种涡流式止回阀
CN113700906A (zh) * 2021-09-09 2021-11-26 永秀阀门有限公司 一种多层密封的伸缩蝶阀

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3965926A (en) * 1975-08-25 1976-06-29 Trw Inc. Flapper valve with independent plate suspension
US4043358A (en) * 1976-02-02 1977-08-23 Victaulic Company Of America Flapper check valve
US4079751A (en) * 1976-02-23 1978-03-21 Fmc Corporation Check valve
AU530038B2 (en) * 1978-08-18 1983-06-30 Pegler Hattersley Aust. Pty. Ltd. Valve
US4230148A (en) * 1979-04-06 1980-10-28 De Laval Turbine Inc. Check-valve construction
US4249567A (en) * 1979-10-02 1981-02-10 Transamerica Delaval Inc. Check-valve construction
DE3402203A1 (de) 1984-01-24 1985-08-01 Mark Controls Corp., 5568 Daun Rueckschlagklappe
WO1985005162A1 (en) * 1984-05-02 1985-11-21 R Goodwin International Ltd Wafer check valves
AU656782B2 (en) * 1988-09-21 1995-02-16 Stockham Valve Australia Pty. Ltd. Check valves and clip therefor
NZ230553A (en) * 1988-09-21 1993-04-28 Stockham Valve Au Pty Ltd Check valve with pivoting plates made from sheet material and pivot pin retained in body with spring clips
US4896695A (en) * 1989-05-01 1990-01-30 Pysh Wasyl A Check valve
CA2060816C (en) * 1992-02-10 1997-10-28 Robert Muddiman Fluid check valve
US5318063A (en) * 1993-02-19 1994-06-07 Muddiman Robert W Fluid check valve with replaceable valve seat and flapper assembly
US5301709A (en) * 1993-04-01 1994-04-12 Gulf Valve Company Check valve and method of assembly
GB9324697D0 (en) * 1993-12-01 1994-01-19 Goodwin R Int Ltd Plates for wafer check valves
GB9406326D0 (en) * 1994-03-30 1994-05-25 Goodwin International R Ltd Fluid check valve
DE19717726C1 (de) * 1997-04-18 1998-09-10 Meinecke Ag H Verbundwasserzähler
ATE307998T1 (de) * 2001-07-10 2005-11-15 Belgicast Internacional S L Rückschlagventil
US6810920B1 (en) 2003-09-08 2004-11-02 James A. Rolling Fuel drip prevention method
US7325569B2 (en) * 2005-04-25 2008-02-05 Honeywell International, Inc. Butterfly valve with integral split flapper relief valve
US20070134110A1 (en) * 2005-12-12 2007-06-14 Meng-Chic Lin Fan capable of resisting reversed flow
US20070256740A1 (en) * 2006-05-05 2007-11-08 Honeywell International, Inc. Split flapper check valve including a torsion spring wear reduction mechanism
US20080053536A1 (en) * 2006-08-31 2008-03-06 Honeywell International, Inc. High flow insert type check valve
WO2008126097A1 (en) * 2007-04-12 2008-10-23 Advance Valves Pvt. Ltd. A dual plate check valve
US20090032118A1 (en) * 2007-07-31 2009-02-05 Honeywell International, Inc. Check valves with hinge shafts retained by bushings
US20090032120A1 (en) * 2007-07-31 2009-02-05 Honeywell International, Inc. Check valves with hinge shafts retained by locking pins
US7954509B2 (en) * 2007-07-31 2011-06-07 Honeywell International Inc. Check valves with hinge shafts retained by welding
DE102007057663B4 (de) * 2007-11-28 2019-06-19 Ritag Ritterhuder Armaturen Gmbh & Co. Armaturenwerk Kg Doppelrückschlagklappe
US20100236650A1 (en) * 2009-03-23 2010-09-23 Adam Stredel Butterfly valve combined with check valve
US8122911B2 (en) * 2010-05-05 2012-02-28 Wark Rickey E Adjustable orifice for coal supply conduit
CN102588624B (zh) * 2012-03-01 2014-02-19 合肥通用机械研究院 双瓣式复合闸阀
US20140001393A1 (en) * 2012-06-30 2014-01-02 Patricia Selcher Drop-in containment sleeve
US9279509B2 (en) * 2013-09-09 2016-03-08 Hamilton Sundstrand Corporation Valve with precision mounted hinge pin posts
CN104405932A (zh) * 2014-09-19 2015-03-11 孙建林 一种双瓣蝶式止回阀
ES2629868B1 (es) * 2016-02-15 2018-08-08 Castflow Valves, S.L. Válvula de retención de doble placa de charnela
CN112524300A (zh) * 2020-12-18 2021-03-19 博纳斯威阀门股份有限公司 对夹式升降、旋启双擎止回阀

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3007488A (en) * 1959-07-02 1961-11-07 Mission Valve And Pump Company Check valve
US3072141A (en) * 1960-04-15 1963-01-08 Mission Valve And Pump Company Valve
US3276471A (en) * 1963-06-17 1966-10-04 Walter W Hagner Shut-off valve
US3395727A (en) * 1965-03-01 1968-08-06 Anderson Greenwood & Co Check valve
US3378030A (en) * 1965-07-26 1968-04-16 Gen Signal Corp Valve
US3452778A (en) * 1966-02-18 1969-07-01 Mission Mfg Co Check valve
US3538946A (en) * 1967-10-09 1970-11-10 George W Hilsheimer Check valve

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016128683A (ja) * 2015-01-09 2016-07-14 陳文泉 ガス流調整装置
CN108036083A (zh) * 2017-12-29 2018-05-15 长江大学 一种涡流式止回阀
CN108036083B (zh) * 2017-12-29 2023-10-13 长江大学 一种涡流式止回阀
CN113700906A (zh) * 2021-09-09 2021-11-26 永秀阀门有限公司 一种多层密封的伸缩蝶阀
CN113700906B (zh) * 2021-09-09 2023-10-24 永秀阀门有限公司 一种多层密封的伸缩蝶阀

Also Published As

Publication number Publication date
FR2107717A5 (ja) 1972-05-05
US3678958A (en) 1972-07-25
CA950320A (en) 1974-07-02
GB1314509A (en) 1973-04-26

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