JP2009270643A5 - - Google Patents

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Publication number
JP2009270643A5
JP2009270643A5 JP2008122081A JP2008122081A JP2009270643A5 JP 2009270643 A5 JP2009270643 A5 JP 2009270643A5 JP 2008122081 A JP2008122081 A JP 2008122081A JP 2008122081 A JP2008122081 A JP 2008122081A JP 2009270643 A5 JP2009270643 A5 JP 2009270643A5
Authority
JP
Japan
Prior art keywords
flow path
valve body
valve
recess
check valve
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.)
Granted
Application number
JP2008122081A
Other languages
English (en)
Japanese (ja)
Other versions
JP5189403B2 (ja
JP2009270643A (ja
Filing date
Publication date
Application filed filed Critical
Priority claimed from JP2008122081A external-priority patent/JP5189403B2/ja
Priority to JP2008122081A priority Critical patent/JP5189403B2/ja
Priority to US12/387,250 priority patent/US8037899B2/en
Priority to EP20090006032 priority patent/EP2116749B1/en
Priority to CN201210066458.8A priority patent/CN102606840B/zh
Priority to CNA2009101405697A priority patent/CN101576193A/zh
Publication of JP2009270643A publication Critical patent/JP2009270643A/ja
Publication of JP2009270643A5 publication Critical patent/JP2009270643A5/ja
Publication of JP5189403B2 publication Critical patent/JP5189403B2/ja
Application granted granted Critical
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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JP2008122081A 2008-05-08 2008-05-08 逆流防止装置 Active JP5189403B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2008122081A JP5189403B2 (ja) 2008-05-08 2008-05-08 逆流防止装置
US12/387,250 US8037899B2 (en) 2008-05-08 2009-04-30 Backflow preventer
EP20090006032 EP2116749B1 (en) 2008-05-08 2009-04-30 Backflow preventer
CNA2009101405697A CN101576193A (zh) 2008-05-08 2009-05-08 回流防止器
CN201210066458.8A CN102606840B (zh) 2008-05-08 2009-05-08 回流防止器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008122081A JP5189403B2 (ja) 2008-05-08 2008-05-08 逆流防止装置

Publications (3)

Publication Number Publication Date
JP2009270643A JP2009270643A (ja) 2009-11-19
JP2009270643A5 true JP2009270643A5 (enExample) 2011-12-15
JP5189403B2 JP5189403B2 (ja) 2013-04-24

Family

ID=40973113

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008122081A Active JP5189403B2 (ja) 2008-05-08 2008-05-08 逆流防止装置

Country Status (4)

Country Link
US (1) US8037899B2 (enExample)
EP (1) EP2116749B1 (enExample)
JP (1) JP5189403B2 (enExample)
CN (2) CN101576193A (enExample)

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US20070049507A1 (en) 2005-08-31 2007-03-01 Chevron Oronite Technology B.V. Anti-wear composition for low sulfur, low sulfated ash and low phosphorus lubricating oil composition for heavy duty diesel engines
KR101622357B1 (ko) * 2009-02-26 2016-05-17 보르그워너 인코퍼레이티드 내연 기관
CN102032351B (zh) * 2009-09-24 2015-09-30 诺沃皮尼奥内有限公司 具有聚分流道的提升阀和减小总压力损失的方法
JP5387368B2 (ja) 2009-11-27 2014-01-15 ソニー株式会社 通信装置、通信システム、通信方法およびプログラム
US8997772B2 (en) 2010-09-07 2015-04-07 Zurn Industries, Llc Backflow prevention and method of manufacture
DE202011003322U1 (de) * 2011-02-28 2012-05-30 Alligator Ventilfabrik Gmbh Restdruckventil
US8689824B2 (en) 2011-03-21 2014-04-08 Idex Health & Science, Llc Disc check valve construction
WO2013165718A1 (en) * 2012-05-03 2013-11-07 Borgwarner Inc. Bypass valve, in particular compressor bypass valve
SG11201408824UA (en) * 2012-07-29 2015-02-27 Takahata Prec Japan Co Ltd Check valve
CN103343825B (zh) * 2013-07-01 2016-04-20 重庆建设摩托车股份有限公司 压缩机高压止回阀
CN103697198B (zh) * 2013-12-24 2016-06-22 泉州市沪航阀门制造有限公司 压差原理倒流防止器的双室控制机构
US10172442B2 (en) 2014-08-18 2019-01-08 Colgate-Palmolive Company Oral care implement
DE102016225533B4 (de) * 2016-12-20 2018-11-22 KSB SE & Co. KGaA Pumpenanordnung und Nuklearreaktor mit einer solchen Pumpenanordnung
US20190101109A1 (en) * 2017-10-02 2019-04-04 S.P.M. Flow Control, Inc. Valve stop
CN110159928B (zh) * 2018-02-13 2021-04-20 辛耘企业股份有限公司 流体控制装置
CN110645435B (zh) * 2018-06-26 2021-03-19 中国船舶重工集团公司第七一九研究所 可调阻尼低噪声孔板
CN112205862B (zh) * 2019-07-10 2025-10-24 广东新功电器有限公司 一种自动调节阀、加水机构以及水壶
CN110754934B (zh) * 2019-11-29 2021-09-21 广东新功电器有限公司 回流阀、加水机构及含有该机构的电热水壶
CN113108097A (zh) * 2021-04-06 2021-07-13 西安航天动力研究所 一种差动式双阀芯阀门结构
CN114294438B (zh) * 2021-12-31 2022-10-25 德阳京宇石油设备有限公司 一种具有紧急阻断功能的石油机械阀门
JP7224707B1 (ja) * 2022-12-06 2023-02-20 株式会社ジオックス サイフォン解消型逆流防止給水器

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DE843484C (de) * 1950-04-01 1952-07-10 Meer Ag Maschf Duesenrueckschlagventil
US2912001A (en) * 1955-04-04 1959-11-10 Donald C Green Check valves
GB815550A (en) 1956-04-24 1959-06-24 Aeroquip Corp Check valve
US3134394A (en) * 1962-05-29 1964-05-26 Ohta Tsunetaro Check valves
IL45802A (en) 1973-10-26 1977-05-31 Griswold Controls Check valve useful in backflow prevention apparatus
US3993039A (en) * 1973-11-11 1976-11-23 Sandia Sports, Inc. Compound archer bow
DE2428519A1 (de) * 1974-06-12 1976-01-02 Mokveld Mach Bv Rueckschlagventil
DE2821255C2 (de) * 1978-05-16 1987-04-30 Mokveld Valves B.V., Gouda Rückschlagventil
US4276897A (en) * 1978-06-23 1981-07-07 Griswold Controls Backflow prevention apparatus
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US4244392A (en) * 1979-02-09 1981-01-13 Griswold Controls Backflow prevention apparatus
US4333495A (en) * 1979-02-09 1982-06-08 Griswold Controls Check valve assembly
US4244395A (en) * 1979-02-09 1981-01-13 Griswold Controls Check valve assembly
US4364408A (en) * 1979-02-09 1982-12-21 Griswold Controls Backflow prevention apparatus
US4452272A (en) * 1980-02-13 1984-06-05 Griswold Controls Check valve
EP0084754B2 (fr) * 1982-01-26 1991-12-11 SOCLA SA Société dite Disconnecteur pour des canalisations hydrauliques
US4658852A (en) * 1985-10-21 1987-04-21 Zvi Weingarten Backflow preventer apparatus for fluid flow lines
DE3610965A1 (de) * 1986-04-02 1987-10-08 Mokveld Valves Bv Rueckschlagventil
JPH02504300A (ja) * 1988-04-22 1990-12-06 バーネッタ　プロプライエタリー　リミテッド 逆流防止弁
DE3864681D1 (de) * 1988-04-26 1991-10-10 Honeywell Braukmann Gmbh Armatur.
US4878515A (en) * 1988-10-07 1989-11-07 Stevens Robert B Water access preventer
US5921276A (en) * 1995-10-17 1999-07-13 Stream-Flo Industries, Ltd. Piston-type check valve with diffuser
JP3658456B2 (ja) * 1996-04-18 2005-06-08 株式会社日邦バルブ 水道用メータユニット
JP3924045B2 (ja) 1997-04-15 2007-06-06 株式会社テイエルブイ ばね付勢逆止弁
JPH11153300A (ja) * 1997-11-18 1999-06-08 Nippo Valve:Kk 漏水検知機能付き減圧式逆流防止装置
JP2000002351A (ja) * 1998-06-18 2000-01-07 Hitachi Metals Techno Ltd 減圧式逆流防止器
EP1239201A1 (en) * 2001-03-08 2002-09-11 Bestobell Valves Valve System
DE202004001540U1 (de) 2004-02-03 2004-04-01 Sattelberg, Manfred Düsenrückschlagventil
US7293576B2 (en) * 2005-03-28 2007-11-13 Potter Electric Signal Company Single-piece manifold with reduced pressure arrangement
JP4654747B2 (ja) * 2005-04-14 2011-03-23 トヨタ自動車株式会社 流体用開閉弁装置

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