GB1214619A - Check valve - Google Patents

Check valve

Info

Publication number
GB1214619A
GB1214619A GB00407/69A GB1040769A GB1214619A GB 1214619 A GB1214619 A GB 1214619A GB 00407/69 A GB00407/69 A GB 00407/69A GB 1040769 A GB1040769 A GB 1040769A GB 1214619 A GB1214619 A GB 1214619A
Authority
GB
United Kingdom
Prior art keywords
flap
feb
seats
june
springs
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
GB00407/69A
Other languages
English (en)
Inventor
Yoshio Kajita
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1214619A publication Critical patent/GB1214619A/en
Expired 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
    • 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
    • F16K15/033—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member spring-loaded
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Check Valves (AREA)
GB00407/69A 1968-02-26 1969-02-26 Check valve Expired GB1214619A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP1182468 1968-02-26
JP2798368 1968-04-09
JP3966668 1968-06-11
JP5435168 1968-06-28

Publications (1)

Publication Number Publication Date
GB1214619A true GB1214619A (en) 1970-12-02

Family

ID=27455682

Family Applications (1)

Application Number Title Priority Date Filing Date
GB00407/69A Expired GB1214619A (en) 1968-02-26 1969-02-26 Check valve

Country Status (3)

Country Link
DE (1) DE1806409A1 (de)
FR (1) FR1599281A (de)
GB (1) GB1214619A (de)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4266569A (en) * 1979-04-25 1981-05-12 Wilson Harold L Check valve
US4508139A (en) * 1984-04-30 1985-04-02 Teumer Henry E Top-entry check valve
US4605041A (en) * 1985-04-05 1986-08-12 Teumer Henry E Check valve
EP2685144A1 (de) * 2011-03-07 2014-01-15 Mikuni Corporation Mittel zum montieren eines rückschlagventils in einem gehäuse mit einem fluidkanal darin
CN104454043A (zh) * 2014-09-15 2015-03-25 西安热工研究院有限公司 一种提高系统瞬态油压波动过程稳定性的逆止阀
CN110360350A (zh) * 2019-07-25 2019-10-22 广东奥马冰箱有限公司 一种平衡冰箱内负压兼排水的泄压阀

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4252144A (en) * 1979-05-03 1981-02-24 Domer Scaramucci Tilting disk check valve
FR2551827B1 (fr) * 1983-09-09 1988-02-19 Constantin Pierre Clapet antiretour de type sandwich
US4694853A (en) * 1984-05-02 1987-09-22 R. Goodwin International Ltd. Wafer check valves
DE3838547A1 (de) * 1988-11-14 1990-05-17 Weinhold Karl Rueckschlagklappe
US5156182A (en) * 1991-09-18 1992-10-20 Scaramucci John P Top-entry check valve with pin fasteners
US5143112A (en) * 1991-09-18 1992-09-01 Scaramucci John P Top-entry check valve with cartridge secured by threaded projections
US5156183A (en) * 1991-09-18 1992-10-20 Scaramucci John P Top-entry check valve having spring retainer
US5161566A (en) * 1991-09-18 1992-11-10 Scaramucci John P Top-entry check valve with screw-in seat
US5143113A (en) * 1991-09-18 1992-09-01 Scaramucci John P Top-entry check valve with cartridge secured by projections
CA2074448C (en) * 1991-09-18 1997-01-14 John Philip Scaramucci Top-entry check valve having retainer ring
US5161570A (en) * 1991-09-18 1992-11-10 Scaramucci John P Top-entry check valve with threaded fasteners
NO312117B1 (no) * 1997-05-20 2002-03-18 Kvaerner Oilfield Prod As Konnektor med integrert ventil
CN108087595B (zh) * 2018-01-26 2024-05-10 杭州老板电器股份有限公司 止回阀及中央油烟净化设备

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4266569A (en) * 1979-04-25 1981-05-12 Wilson Harold L Check valve
US4508139A (en) * 1984-04-30 1985-04-02 Teumer Henry E Top-entry check valve
US4605041A (en) * 1985-04-05 1986-08-12 Teumer Henry E Check valve
EP2685144A1 (de) * 2011-03-07 2014-01-15 Mikuni Corporation Mittel zum montieren eines rückschlagventils in einem gehäuse mit einem fluidkanal darin
EP2685144A4 (de) * 2011-03-07 2014-09-17 Mikuni Kogyo Kk Mittel zum montieren eines rückschlagventils in einem gehäuse mit einem fluidkanal darin
CN104454043A (zh) * 2014-09-15 2015-03-25 西安热工研究院有限公司 一种提高系统瞬态油压波动过程稳定性的逆止阀
CN104454043B (zh) * 2014-09-15 2016-05-11 西安热工研究院有限公司 一种提高系统瞬态油压波动过程稳定性的逆止阀
CN110360350A (zh) * 2019-07-25 2019-10-22 广东奥马冰箱有限公司 一种平衡冰箱内负压兼排水的泄压阀

Also Published As

Publication number Publication date
FR1599281A (de) 1970-07-15
DE1806409A1 (de) 1969-09-04

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee