JPS57179478A - Self-locking flap - Google Patents

Self-locking flap

Info

Publication number
JPS57179478A
JPS57179478A JP5679082A JP5679082A JPS57179478A JP S57179478 A JPS57179478 A JP S57179478A JP 5679082 A JP5679082 A JP 5679082A JP 5679082 A JP5679082 A JP 5679082A JP S57179478 A JPS57179478 A JP S57179478A
Authority
JP
Japan
Prior art keywords
self
locking flap
flap
locking
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.)
Pending
Application number
JP5679082A
Other languages
English (en)
Inventor
Shiyutsutsueru Geruharuto
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.)
GUSUTAFU EFU GERUTSU KG
Gustav F Gerdts KG
Original Assignee
GUSUTAFU EFU GERUTSU KG
Gustav F Gerdts KG
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 GUSUTAFU EFU GERUTSU KG, Gustav F Gerdts KG filed Critical GUSUTAFU EFU GERUTSU KG
Publication of JPS57179478A publication Critical patent/JPS57179478A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Check Valves (AREA)
  • Lift Valve (AREA)
JP5679082A 1981-04-07 1982-04-07 Self-locking flap Pending JPS57179478A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813113938 DE3113938A1 (de) 1981-04-07 1981-04-07 Rueckschlagklappe

Publications (1)

Publication Number Publication Date
JPS57179478A true JPS57179478A (en) 1982-11-05

Family

ID=6129529

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5679082A Pending JPS57179478A (en) 1981-04-07 1982-04-07 Self-locking flap

Country Status (4)

Country Link
JP (1) JPS57179478A (ja)
DE (1) DE3113938A1 (ja)
FR (1) FR2503318A1 (ja)
GB (1) GB2096281A (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3725869A1 (de) * 1986-08-13 1988-02-18 Imo Delaval Inc Klappen-absperrorgan
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
US4935129A (en) * 1989-03-20 1990-06-19 Wang Kung Hsi Closure device for a scupper drain
US5272600A (en) * 1992-09-02 1993-12-21 Microelectronics And Computer Technology Corporation Electrical interconnect device with interwoven power and ground lines and capacitive vias
US8800596B2 (en) * 2012-06-25 2014-08-12 Hamilton Sundstrand Corporation High opening velocity check valve
GB201217096D0 (en) * 2012-09-25 2012-11-07 Drysdale Brothers Larbert Ltd Valve
CN103759026B (zh) * 2013-12-30 2015-12-02 宁波市天基隆智控技术有限公司 蝶阀
CN107830213A (zh) * 2017-10-13 2018-03-23 杭州老板电器股份有限公司 一种防火止回阀
EP3667138B1 (en) 2018-12-10 2022-11-23 Hamilton Sundstrand Corporation Check valve
CN110735952A (zh) * 2019-11-25 2020-01-31 方正阀门集团有限公司 双瓣止回阀

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE791878A (fr) * 1971-11-26 1973-03-16 Bryan Donkin Co Ltd Perfectionnement aux clapets de non-retour
DE2718821C2 (de) * 1977-04-28 1979-02-22 Gustav F. Gerdts Kg, 2800 Bremen Rückschlagklappe
DE7929136U1 (de) * 1979-10-13 1980-07-03 Gustav F. Gerdts Kg, 2800 Bremen Rueckschlagklappe

Also Published As

Publication number Publication date
FR2503318A1 (fr) 1982-10-08
DE3113938A1 (de) 1982-10-28
GB2096281A (en) 1982-10-13

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