JPS5527576A - Counter flow preventing device - Google Patents

Counter flow preventing device

Info

Publication number
JPS5527576A
JPS5527576A JP7900779A JP7900779A JPS5527576A JP S5527576 A JPS5527576 A JP S5527576A JP 7900779 A JP7900779 A JP 7900779A JP 7900779 A JP7900779 A JP 7900779A JP S5527576 A JPS5527576 A JP S5527576A
Authority
JP
Japan
Prior art keywords
preventing device
counter flow
flow preventing
counter
preventing
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
JP7900779A
Other languages
Japanese (ja)
Inventor
Edowaado Gurisuuor Deibuitsudo
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
Publication of JPS5527576A publication Critical patent/JPS5527576A/en
Pending 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
JP7900779A 1978-06-23 1979-06-22 Counter flow preventing device Pending JPS5527576A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US91864678A 1978-06-23 1978-06-23

Publications (1)

Publication Number Publication Date
JPS5527576A true JPS5527576A (en) 1980-02-27

Family

ID=25440726

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7900779A Pending JPS5527576A (en) 1978-06-23 1979-06-22 Counter flow preventing device

Country Status (5)

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

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5896644A (en) * 1981-12-03 1983-06-08 Mitsubishi Rayon Co Ltd Reinforced resin composition
JPS58125724A (en) * 1982-01-21 1983-07-26 Asahi Chem Ind Co Ltd Resin foam
JPS59102947A (en) * 1982-12-02 1984-06-14 Mitsubishi Rayon Co Ltd Methacrylic resin composition
JPS59152855A (en) * 1983-02-22 1984-08-31 旭化成株式会社 Solid multilayer acryl sheet-shaped shape
JPS6086150A (en) * 1983-10-18 1985-05-15 Mitsubishi Rayon Co Ltd Thermoplastic resin composition having excellent heat resistance and impact resistance
JPH02153962A (en) * 1988-07-04 1990-06-13 Asahi Chem Ind Co Ltd Thermoplastic acrylic resin composition
JPH0352910A (en) * 1989-07-20 1991-03-07 Asahi Chem Ind Co Ltd Acrylic polymer with multilayered structure
DE102008059033A1 (en) 2007-11-27 2009-06-18 Escarbo Sheet Co., Ltd., Mitsuke-shi Extruded resin film and process for its production
DE102008061428A1 (en) 2007-12-11 2009-06-18 Escarbo Sheet Co., Ltd., Mitsuke-shi Process for producing an extruded resin film
DE102009014055A1 (en) 2007-12-21 2009-09-24 Escarbo Sheet Co., Ltd., Mitsuke-shi Process for producing an extruded resin film
JP2009270643A (en) * 2008-05-08 2009-11-19 Shinshu Univ Backflow preventer
JP2010221513A (en) * 2009-03-23 2010-10-07 Sumitomo Chemical Co Ltd Mat resin film, and decorative film, decorative sheet and decorative molding each using the same
US7820762B2 (en) 2004-03-30 2010-10-26 Mitsubishi Rayon Co., Ltd. Impact resistance modifier and resin composition
US8381764B2 (en) 2008-04-07 2013-02-26 Shinshu University Check valve
KR20160090793A (en) 2013-11-25 2016-08-01 주식회사 쿠라레 Acrylic resin film
US9624368B2 (en) 2011-05-10 2017-04-18 Mitsubishi Rayon Co., Ltd. Acrylic resin composition, acrylic resin sheet, acrylic resin laminate, and manufacturing method for same
KR20200003882A (en) 2017-05-16 2020-01-10 가부시키가이샤 가네카 Dope for film production, and production method of film

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE15822T1 (en) * 1982-01-26 1985-10-15 Socla BACKFLOW PREVENT FOR PRESSURE LINES.
GB2179121B (en) * 1985-08-17 1989-08-02 Wigley Albert F Improvements in or relating to fluid control valves
US4991622A (en) * 1989-12-19 1991-02-12 Cmb Industries Multiply configurable backflow preventer
DE29605420U1 (en) * 1996-03-23 1996-06-13 Festo Kg Quick exhaust valve for pneumatic applications
AU8715301A (en) * 2000-09-07 2002-03-22 Cmb Ind Short-length reduced-pressure backflow preventor
USD736870S1 (en) * 2013-06-07 2015-08-18 The Pill Golf LLC Flat chamfered golf ball
CN108717963A (en) * 2018-06-01 2018-10-30 宁德时代新能源科技股份有限公司 Valve assembly, cap assembly, secondary battery and battery module
CN111692771B (en) * 2019-03-15 2023-12-19 开利公司 Ejector and refrigeration system
CN113803503B (en) * 2021-09-17 2023-04-18 沈阳工程学院 Right-angle hydraulic control one-way valve for internet of things terminal information acquisition

Cited By (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0145498B2 (en) * 1981-12-03 1989-10-03 Mitsubishi Rayon Co
JPS5896644A (en) * 1981-12-03 1983-06-08 Mitsubishi Rayon Co Ltd Reinforced resin composition
JPS58125724A (en) * 1982-01-21 1983-07-26 Asahi Chem Ind Co Ltd Resin foam
JPH037696B2 (en) * 1982-01-21 1991-02-04 Asahi Chemical Ind
JPS59102947A (en) * 1982-12-02 1984-06-14 Mitsubishi Rayon Co Ltd Methacrylic resin composition
JPH0129218B2 (en) * 1982-12-02 1989-06-08 Mitsubishi Rayon Co
JPH0368824B2 (en) * 1983-02-22 1991-10-29 Asahi Chemical Ind
JPS59152855A (en) * 1983-02-22 1984-08-31 旭化成株式会社 Solid multilayer acryl sheet-shaped shape
JPS6086150A (en) * 1983-10-18 1985-05-15 Mitsubishi Rayon Co Ltd Thermoplastic resin composition having excellent heat resistance and impact resistance
JPH0559936B2 (en) * 1983-10-18 1993-09-01 Mitsubishi Rayon Co
JPH0588903B2 (en) * 1988-07-04 1993-12-24 Asahi Chemical Ind
JPH02153962A (en) * 1988-07-04 1990-06-13 Asahi Chem Ind Co Ltd Thermoplastic acrylic resin composition
JPH0352910A (en) * 1989-07-20 1991-03-07 Asahi Chem Ind Co Ltd Acrylic polymer with multilayered structure
US7820762B2 (en) 2004-03-30 2010-10-26 Mitsubishi Rayon Co., Ltd. Impact resistance modifier and resin composition
DE102008059033A1 (en) 2007-11-27 2009-06-18 Escarbo Sheet Co., Ltd., Mitsuke-shi Extruded resin film and process for its production
DE102008061428A1 (en) 2007-12-11 2009-06-18 Escarbo Sheet Co., Ltd., Mitsuke-shi Process for producing an extruded resin film
DE102008063911A1 (en) 2007-12-21 2010-05-20 Escarbo Sheet Co., Ltd., Mitsuke-shi Process for producing an extruded resin film
DE102009014055A1 (en) 2007-12-21 2009-09-24 Escarbo Sheet Co., Ltd., Mitsuke-shi Process for producing an extruded resin film
US8381764B2 (en) 2008-04-07 2013-02-26 Shinshu University Check valve
JP2009270643A (en) * 2008-05-08 2009-11-19 Shinshu Univ Backflow preventer
US8037899B2 (en) 2008-05-08 2011-10-18 Shinshu University Backflow preventer
JP2010221513A (en) * 2009-03-23 2010-10-07 Sumitomo Chemical Co Ltd Mat resin film, and decorative film, decorative sheet and decorative molding each using the same
US9624368B2 (en) 2011-05-10 2017-04-18 Mitsubishi Rayon Co., Ltd. Acrylic resin composition, acrylic resin sheet, acrylic resin laminate, and manufacturing method for same
KR20160090793A (en) 2013-11-25 2016-08-01 주식회사 쿠라레 Acrylic resin film
KR20200003882A (en) 2017-05-16 2020-01-10 가부시키가이샤 가네카 Dope for film production, and production method of film

Also Published As

Publication number Publication date
GB2023776A (en) 1980-01-03
CA1101303A (en) 1981-05-19
GB2108241A (en) 1983-05-11
GB2023776B (en) 1983-02-16
GB2104195A (en) 1983-03-02
GB2108241B (en) 1983-09-07
DE2925179A1 (en) 1980-01-24
GB2102918A (en) 1983-02-09
GB2101716B (en) 1983-05-25
MX150564A (en) 1984-05-30
GB2104195B (en) 1983-06-08
GB2101716A (en) 1983-01-19
GB2102918B (en) 1983-06-08

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