NL7405397A - - Google Patents

Info

Publication number
NL7405397A
NL7405397A NL7405397A NL7405397A NL7405397A NL 7405397 A NL7405397 A NL 7405397A NL 7405397 A NL7405397 A NL 7405397A NL 7405397 A NL7405397 A NL 7405397A NL 7405397 A NL7405397 A NL 7405397A
Authority
NL
Netherlands
Application number
NL7405397A
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 NL7405397A publication Critical patent/NL7405397A/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/02—Plumbing installations for fresh water
    • E03C1/10—Devices for preventing contamination of drinking-water pipes, e.g. means for aerating self-closing flushing valves
    • E03C1/106—Devices for preventing contamination of drinking-water pipes, e.g. means for aerating self-closing flushing valves using two or more check valves
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/02—Plumbing installations for fresh water
    • E03C1/10—Devices for preventing contamination of drinking-water pipes, e.g. means for aerating self-closing flushing valves
    • E03C1/108—Devices for preventing contamination of drinking-water pipes, e.g. means for aerating self-closing flushing valves having an aerating 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
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/06—Check valves with guided rigid valve members with guided stems
    • F16K15/063—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring
    • F16K15/066—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/0473—Multiple-way safety valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Check Valves (AREA)
  • Multiple-Way Valves (AREA)
NL7405397A 1973-04-23 1974-04-20 NL7405397A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US35333573A 1973-04-23 1973-04-23

Publications (1)

Publication Number Publication Date
NL7405397A true NL7405397A (enrdf_load_stackoverflow) 1974-10-25

Family

ID=23388683

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7405397A NL7405397A (enrdf_load_stackoverflow) 1973-04-23 1974-04-20

Country Status (7)

Country Link
JP (1) JPS5063531A (enrdf_load_stackoverflow)
BE (1) BE814066A (enrdf_load_stackoverflow)
CH (1) CH571673A5 (enrdf_load_stackoverflow)
FR (1) FR2226599B1 (enrdf_load_stackoverflow)
GB (1) GB1447303A (enrdf_load_stackoverflow)
IT (1) IT1024191B (enrdf_load_stackoverflow)
NL (1) NL7405397A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111536282A (zh) * 2020-05-12 2020-08-14 浙江吉智新能源汽车科技有限公司 一种用于热泵系统的流量切换阀、阀组件和热泵系统

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5326537U (enrdf_load_stackoverflow) * 1976-08-13 1978-03-07
FR2528308A1 (en) * 1982-06-11 1983-12-16 Genin Bernard Washing station for basins - has pedal operated control valve also forming stop valve for water feed
DE3805462C2 (de) * 1988-02-22 1995-10-26 Grohe Armaturen Friedrich Armaturenbelüftungsvorrichtung
DE3820842A1 (de) * 1988-06-21 1989-12-28 Draegerwerk Ag Schwingungsarmes stroemungsventil
CH681029A5 (enrdf_load_stackoverflow) * 1990-03-02 1992-12-31 Karrer Weber & Cie Ag
CH681238A5 (enrdf_load_stackoverflow) * 1990-03-23 1993-02-15 Karrer Weber & Cie Ag
EP0639675B1 (de) * 1993-08-17 1997-09-24 Kwc Ag Rückflussverhinderer
JP3162037B2 (ja) * 1999-06-29 2001-04-25 兼工業株式会社 逆流防止装置
DE102004044850B3 (de) * 2004-09-10 2006-06-22 Alfred Kärcher Gmbh & Co. Kg Rückflußverhinderer
DE102017201633A1 (de) 2017-02-01 2018-08-02 Volkswagen Aktiengesellschaft Druckbegrenzungsventil
CN108525369A (zh) * 2017-03-03 2018-09-14 程声通 无阀过滤系统以及用于过滤系统的联锁器
CN109237086A (zh) * 2018-11-24 2019-01-18 浙江科欣实业有限公司 一种逆止阀
TR202013269A1 (tr) * 2020-08-21 2022-03-21 Serdar Plastik Sanayi Ve Ticaret Anonim Sirketi Disconnector (Geri Akış Önleyici)
CN112253824B (zh) * 2020-10-22 2022-05-17 华光阀门有限公司 一种安全泄压阀

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3171423A (en) * 1961-07-24 1965-03-02 Watts Regulator Co Combination anti-siphon valve and backflow preventer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111536282A (zh) * 2020-05-12 2020-08-14 浙江吉智新能源汽车科技有限公司 一种用于热泵系统的流量切换阀、阀组件和热泵系统
CN111536282B (zh) * 2020-05-12 2021-09-14 浙江吉智新能源汽车科技有限公司 一种用于热泵系统的流量切换阀、阀组件和热泵系统

Also Published As

Publication number Publication date
BE814066A (fr) 1974-08-16
IT1024191B (it) 1978-06-20
CH571673A5 (enrdf_load_stackoverflow) 1976-01-15
FR2226599A1 (enrdf_load_stackoverflow) 1974-11-15
FR2226599B1 (enrdf_load_stackoverflow) 1979-07-27
JPS5063531A (enrdf_load_stackoverflow) 1975-05-30
GB1447303A (en) 1976-08-25

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CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: HONEYWELL BRAUKMANN GMBH

BI The patent application has been withdrawn