NL7709628A - Terugslagklep. - Google Patents

Terugslagklep.

Info

Publication number
NL7709628A
NL7709628A NL7709628A NL7709628A NL7709628A NL 7709628 A NL7709628 A NL 7709628A NL 7709628 A NL7709628 A NL 7709628A NL 7709628 A NL7709628 A NL 7709628A NL 7709628 A NL7709628 A NL 7709628A
Authority
NL
Netherlands
Prior art keywords
check valve
check
valve
Prior art date
Application number
NL7709628A
Other languages
English (en)
Other versions
NL180872C (nl
Original Assignee
Westinghouse Electric 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
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of NL7709628A publication Critical patent/NL7709628A/nl
Application granted granted Critical
Publication of NL180872C publication Critical patent/NL180872C/nl

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
    • 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F16K27/0209—Check valves or pivoted valves
    • F16K27/0227—Check valves or pivoted valves with the valve members swinging around an axis located at the edge of or outside the valve member
    • F16K27/0232—Check valves or pivoted valves with the valve members swinging around an axis located at the edge of or outside the valve member the valve member retained by a removable closure
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21D—NUCLEAR POWER PLANT
    • G21D1/00—Details of nuclear power plant
    • G21D1/02—Arrangements of auxiliary equipment
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors
    • 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]
    • Y10T137/7898—Pivoted valves
    • Y10T137/79—Head retained by removable closure
    • 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]
    • Y10T137/7898—Pivoted valves
    • Y10T137/7901—Valve head movably connected for accommodation to seat

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Check Valves (AREA)
NLAANVRAGE7709628,A 1976-10-12 1977-09-01 Terugslagklep. NL180872C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/731,389 US4141381A (en) 1976-10-12 1976-10-12 Swing check valve

Publications (2)

Publication Number Publication Date
NL7709628A true NL7709628A (nl) 1978-04-14
NL180872C NL180872C (nl) 1987-05-04

Family

ID=24939281

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7709628,A NL180872C (nl) 1976-10-12 1977-09-01 Terugslagklep.

Country Status (13)

Country Link
US (1) US4141381A (nl)
JP (1) JPS5347030A (nl)
BE (1) BE859643A (nl)
CA (1) CA1091129A (nl)
CH (1) CH623906A5 (nl)
DE (1) DE2739308C2 (nl)
ES (1) ES463049A1 (nl)
FR (1) FR2367970A1 (nl)
GB (1) GB1539370A (nl)
IT (1) IT1087771B (nl)
NL (1) NL180872C (nl)
SE (1) SE432985B (nl)
ZA (1) ZA775069B (nl)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2755177C3 (de) * 1977-12-10 1983-04-28 Bernhard 8071 Lenting Kessel Reinigungsrohr
IT223519Z2 (it) * 1990-12-17 1995-07-20 Zanussi Elettrodomestici Lavastoviglie con pompa di scrico e valvola di non ritorno
US5794655A (en) * 1997-02-25 1998-08-18 Conbraco Industries, Inc. Swing-type check valve assembly having an integrated valve seat and valve housing cover
WO2002081917A1 (en) * 2001-04-09 2002-10-17 Pumping Systems Technologies Pty Limited Displacement pump and ancillary equipment
US7434593B2 (en) * 2002-10-23 2008-10-14 Zurn Industries, Llc Double check valve assembly
US7784483B2 (en) * 2005-01-21 2010-08-31 Zurn Industries, Llc Backflow preventer
CN101922573A (zh) * 2010-08-02 2010-12-22 高东阀门有限公司 旋启式止回阀
CN106321904B (zh) * 2015-06-29 2018-09-25 安徽纵横泵阀制造有限公司 一种旋启式止回阀
CN108131471A (zh) * 2016-12-01 2018-06-08 中核苏阀科技实业股份有限公司 销轴组件以及具有该销轴组件的旋启式止回阀
WO2020092551A1 (en) * 2018-10-31 2020-05-07 Crane ChemPharma & Energy Method for manufacturing a block forged swing check valve body with a fully encapsulated seat ring
CA3071004A1 (en) * 2019-02-05 2020-08-05 Reseau Drain Corp. Anti-rat valve and flap therefor
IT202000023116A1 (it) * 2020-09-30 2022-03-30 Fimcim Spa Valvola di non ritorno e procedimento per l’assemblaggio della stessa

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1294003A (en) * 1918-04-04 1919-02-11 Fred T Weaver Cut-off.
US1982189A (en) * 1929-08-21 1934-11-27 Anderson William Valve
US2504006A (en) * 1947-09-05 1950-04-11 Craig L Davis Valve device
US2717001A (en) * 1950-07-15 1955-09-06 Perrault Ainslie Valve seat
US3378021A (en) * 1963-09-16 1968-04-16 Joseph V. Milo Safety shut-off valve
US3613720A (en) * 1969-01-27 1971-10-19 G & H Products Inc Check valve assembly
JPS5127467U (nl) * 1974-08-21 1976-02-28

Also Published As

Publication number Publication date
SE7711497L (sv) 1978-04-13
ES463049A1 (es) 1978-12-16
BE859643A (fr) 1978-04-12
IT1087771B (it) 1985-06-04
DE2739308C2 (de) 1986-09-11
SE432985B (sv) 1984-04-30
CH623906A5 (nl) 1981-06-30
US4141381A (en) 1979-02-27
GB1539370A (en) 1979-01-31
FR2367970A1 (fr) 1978-05-12
DE2739308A1 (de) 1978-04-13
FR2367970B1 (nl) 1981-11-27
CA1091129A (en) 1980-12-09
ZA775069B (en) 1978-07-26
JPS5612749B2 (nl) 1981-03-24
JPS5347030A (en) 1978-04-27
NL180872C (nl) 1987-05-04

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
A85 Still pending on 85-01-01
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee