CA1101303A - Dispositif antirenvoi - Google Patents

Dispositif antirenvoi

Info

Publication number
CA1101303A
CA1101303A CA330,412A CA330412A CA1101303A CA 1101303 A CA1101303 A CA 1101303A CA 330412 A CA330412 A CA 330412A CA 1101303 A CA1101303 A CA 1101303A
Authority
CA
Canada
Prior art keywords
valve
poppet
chamber
barrel
spring
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
CA330,412A
Other languages
English (en)
Inventor
David E. Griswold
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.)
Griswold Controls LLC
Original Assignee
Griswold Controls LLC
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 Griswold Controls LLC filed Critical Griswold Controls LLC
Application granted granted Critical
Publication of CA1101303A publication Critical patent/CA1101303A/fr
Expired legal-status Critical Current

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
    • F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Check Valves (AREA)
  • Safety Valves (AREA)
CA330,412A 1978-06-23 1979-06-22 Dispositif antirenvoi Expired CA1101303A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US91864678A 1978-06-23 1978-06-23
US918,646 1978-06-23

Publications (1)

Publication Number Publication Date
CA1101303A true CA1101303A (fr) 1981-05-19

Family

ID=25440726

Family Applications (1)

Application Number Title Priority Date Filing Date
CA330,412A Expired CA1101303A (fr) 1978-06-23 1979-06-22 Dispositif antirenvoi

Country Status (5)

Country Link
JP (1) JPS5527576A (fr)
CA (1) CA1101303A (fr)
DE (1) DE2925179A1 (fr)
GB (5) GB2101716B (fr)
MX (1) MX150564A (fr)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5896644A (ja) * 1981-12-03 1983-06-08 Mitsubishi Rayon Co Ltd 強化樹脂組成物
JPS58125724A (ja) * 1982-01-21 1983-07-26 Asahi Chem Ind Co Ltd 樹脂発泡体
EP0084754B2 (fr) * 1982-01-26 1991-12-11 SOCLA SA Société dite Disconnecteur pour des canalisations hydrauliques
JPS59102947A (ja) * 1982-12-02 1984-06-14 Mitsubishi Rayon Co Ltd メタクリル樹脂組成物
JPS59152855A (ja) * 1983-02-22 1984-08-31 旭化成株式会社 強靭な多層アクリルシ−ト状成形品
JPS6086150A (ja) * 1983-10-18 1985-05-15 Mitsubishi Rayon Co Ltd 耐熱性および耐衝撃性にすぐれた熱可塑性樹脂組成物
GB2179121B (en) * 1985-08-17 1989-08-02 Wigley Albert F Improvements in or relating to fluid control valves
JPH02153962A (ja) * 1988-07-04 1990-06-13 Asahi Chem Ind Co Ltd 熱可塑性アクリル樹脂組成物
JP2593557B2 (ja) * 1989-07-20 1997-03-26 旭化成工業株式会社 多層構造アクリル系重合体
US4991622A (en) * 1989-12-19 1991-02-12 Cmb Industries Multiply configurable backflow preventer
DE29605420U1 (de) * 1996-03-23 1996-06-13 Festo Kg, 73734 Esslingen Schnellentlüftungsventil für pneumatische Anwendungen
NZ524685A (en) * 2000-09-07 2004-10-29 Cmb Ind Short-length reduced-pressure backflow preventor
WO2005095480A1 (fr) 2004-03-30 2005-10-13 Mitsubishi Rayon Co., Ltd. Agent modifiant de resistance aux impacts et composition de resine
JP5401030B2 (ja) 2007-11-27 2014-01-29 住友化学株式会社 押出樹脂フィルムおよびその製造方法
JP5123654B2 (ja) 2007-12-11 2013-01-23 住友化学株式会社 押出樹脂板の製造方法
JP5323349B2 (ja) 2007-12-21 2013-10-23 住友化学株式会社 押出樹脂シートの製造方法
JP5189399B2 (ja) 2008-04-07 2013-04-24 国立大学法人信州大学 逆止弁
JP5189403B2 (ja) 2008-05-08 2013-04-24 国立大学法人信州大学 逆流防止装置
JP5323546B2 (ja) * 2009-03-23 2013-10-23 住友化学株式会社 艶消し樹脂フィルム、これを用いた加飾フィルム、加飾シートおよび加飾成形品
EP2711394A4 (fr) 2011-05-10 2014-04-02 Mitsubishi Rayon Co Composition de résine acrylique, feuille de résine acrylique, stratifié de résine acrylique et leur procédé de fabrication
US20130210538A1 (en) * 2012-02-12 2013-08-15 Sang Kim Golf training apparatus and method
USD711987S1 (en) * 2013-05-20 2014-08-26 The Pill, Llc Golf training aid
USD712495S1 (en) * 2013-05-31 2014-09-02 The Pill Golf LLC Basketball
USD736870S1 (en) * 2013-06-07 2015-08-18 The Pill Golf LLC Flat chamfered golf ball
USD700258S1 (en) * 2013-06-07 2014-02-25 The Pill Golf LLC Recessed core golf ball
USD700257S1 (en) * 2013-06-07 2014-02-25 The Pill Golf LLC Chamfered golf ball
TWI633147B (zh) 2013-11-25 2018-08-21 Kuraray Co., Ltd. 丙烯酸樹脂薄膜及其製造方法
KR102262997B1 (ko) 2017-05-16 2021-06-09 가부시키가이샤 가네카 필름 제조용 도프, 및 필름의 제조 방법
CN108717963B (zh) * 2018-06-01 2024-06-18 宁德时代新能源科技股份有限公司 阀组件、盖组件、二次电池以及电池模组
CN111692771B (zh) * 2019-03-15 2023-12-19 开利公司 喷射器和制冷系统
CN113803503B (zh) * 2021-09-17 2023-04-18 沈阳工程学院 一种用于物联网末端信息采集的直角液控单向阀
JPWO2025047777A1 (fr) 2023-08-30 2025-03-06

Also Published As

Publication number Publication date
GB2108241B (en) 1983-09-07
DE2925179A1 (de) 1980-01-24
GB2023776B (en) 1983-02-16
GB2023776A (en) 1980-01-03
GB2108241A (en) 1983-05-11
MX150564A (es) 1984-05-30
GB2102918A (en) 1983-02-09
JPS5527576A (en) 1980-02-27
GB2104195B (en) 1983-06-08
GB2104195A (en) 1983-03-02
GB2102918B (en) 1983-06-08
GB2101716A (en) 1983-01-19
GB2101716B (en) 1983-05-25

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Legal Events

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