KR970062448A - 역류방지장치 - Google Patents

역류방지장치 Download PDF

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Publication number
KR970062448A
KR970062448A KR1019960005110A KR19960005110A KR970062448A KR 970062448 A KR970062448 A KR 970062448A KR 1019960005110 A KR1019960005110 A KR 1019960005110A KR 19960005110 A KR19960005110 A KR 19960005110A KR 970062448 A KR970062448 A KR 970062448A
Authority
KR
South Korea
Prior art keywords
prevention device
backflow prevention
flow path
flow
flowing
Prior art date
Application number
KR1019960005110A
Other languages
English (en)
Inventor
장재영
Original Assignee
김광호
삼성전자 주식회사
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 김광호, 삼성전자 주식회사 filed Critical 김광호
Priority to KR1019960005110A priority Critical patent/KR970062448A/ko
Priority to US08/802,585 priority patent/US5755263A/en
Priority to JP4258097A priority patent/JPH09242904A/ja
Priority to CN97104715A priority patent/CN1164620A/zh
Publication of KR970062448A publication Critical patent/KR970062448A/ko

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
    • F16K15/14—Check valves with flexible valve members
    • F16K15/144—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery
    • F16K15/145—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery the closure elements being shaped as a solids of revolution, e.g. cylindrical or conical
    • 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
    • F16K15/14—Check valves with flexible valve members
    • F16K15/144—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery
    • F16K15/147—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery the closure elements having specially formed slits or being of an elongated easily collapsible form
    • 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F16K27/0209—Check valves or pivoted valves
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7504—Removable valve head and seat unit
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7879—Resilient material valve
    • Y10T137/7888—With valve member flexing about securement
    • Y10T137/7889—Sleeve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Check Valves (AREA)
  • Water Treatment By Sorption (AREA)

Abstract

본 발명은 물이 역류되는 것을 방지하는 역류방비장치에 관한 것으로서, 내측에 유로가 형성된 몸체(20)와, 상기 몸체를 통해 유출된 유체가 순방향으로 흐르도록 하고 역방향으로 흐를때에 수압에 의해 꺽이게 되어 유로를 차단하도록 상기 몸체(20)의 외측에 유연하게 움직임이 있도록 배설된 튜브(21)로 이루어진 것을 특징으로 하는 부품을 간단하게 함과 동시에 역류방지를 안정적으로 하고, 또한 제품의 수명을 연장시킬 수 있다.

Description

역류방지장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제2도는 본 발명의 실시예에 의한 역류방지장치를 도시한 단면도이다.

Claims (1)

  1. 내측에 유로가 형성된 몸체(20)와, 상기 몸체(20)를 통해 유출된 유체가 순방향으로 흐르도록 하고 역방향으로 흐를때에 수압에 의해 꺽이게 되어 유로를 차단하도록 상기 몸체(20)의 외측에 유연하게 움직임이 있도록 배설된 튜브(21)로 이루어진 것을 특징으로 하는 역류방지장치.
    ※참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019960005110A 1996-02-28 1996-02-28 역류방지장치 KR970062448A (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1019960005110A KR970062448A (ko) 1996-02-28 1996-02-28 역류방지장치
US08/802,585 US5755263A (en) 1996-02-28 1997-02-19 Backward flow prevention device
JP4258097A JPH09242904A (ja) 1996-02-28 1997-02-26 逆流防止装置
CN97104715A CN1164620A (zh) 1996-02-28 1997-02-28 逆流防止装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019960005110A KR970062448A (ko) 1996-02-28 1996-02-28 역류방지장치

Publications (1)

Publication Number Publication Date
KR970062448A true KR970062448A (ko) 1997-09-12

Family

ID=19452097

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960005110A KR970062448A (ko) 1996-02-28 1996-02-28 역류방지장치

Country Status (4)

Country Link
US (1) US5755263A (ko)
JP (1) JPH09242904A (ko)
KR (1) KR970062448A (ko)
CN (1) CN1164620A (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100296285B1 (ko) * 1998-04-15 2001-08-07 구자홍 세탁기의밸런서

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6848471B2 (en) * 2002-09-09 2005-02-01 Hercules Valve Inc. In-line check valve
JP5469434B2 (ja) * 2009-01-08 2014-04-16 コロナ技研工業株式会社 逆止弁
NL2003676C2 (en) * 2009-10-20 2011-04-21 Sara Lee De Nv Fluid packaging container.
US8694258B2 (en) * 2010-02-14 2014-04-08 Vermeer Manufacturing Company Derivative imaging for subsurface object detection
US8360106B2 (en) 2010-03-01 2013-01-29 William Anthony Harper Curved pliant film valves
JP5484236B2 (ja) * 2010-07-22 2014-05-07 富士フイルム株式会社 内視鏡用逆止弁装置
CH705880A1 (de) * 2011-12-01 2013-06-14 Lasso Technik Ag Rückstausicherung.
JP6012966B2 (ja) * 2012-01-16 2016-10-25 日本キム株式会社 スパウト付き収容体
GB2507313B (en) * 2012-10-25 2015-09-30 Tristel Plc Pump apparatus
GB2507312B (en) * 2012-10-25 2015-03-11 Tristel Plc Hand-held pump apparatus
US9086160B2 (en) 2013-03-18 2015-07-21 William Anthony Harper Biflex film valves
CA3169583C (en) * 2014-02-18 2024-02-20 The Coca-Cola Company Beverage nozzle with mixing core

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2948297A (en) * 1954-11-29 1960-08-09 Jesse D Langdon Auxiliary nozzle
US2941541A (en) * 1956-10-18 1960-06-21 Renault Resilient packing rings for fluids under pressure
US2973230A (en) * 1957-07-25 1961-02-28 Timken Roller Bearing Co Vent fitting for bearing structures and the like
US3342208A (en) * 1963-10-03 1967-09-19 Adam P G Steffes Resilient material valve
CH411495A (de) * 1964-06-23 1966-04-15 Schuele Albert Rückschlagventil für Rohrleitungen
US3417775A (en) * 1965-11-22 1968-12-24 Maytag Co Vacuum breaker device
JPS52132426A (en) * 1976-04-28 1977-11-07 Hitachi Plant Eng & Constr Co Check valve
US4134424A (en) * 1977-07-12 1979-01-16 Abraham Zeyra Two-way relief and control valves
US5305786A (en) * 1993-01-14 1994-04-26 Reseal International Limited Partnership One-way valve assembly
JPH07174248A (ja) * 1993-12-22 1995-07-11 Riyuube Kk 笠型バルブ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100296285B1 (ko) * 1998-04-15 2001-08-07 구자홍 세탁기의밸런서

Also Published As

Publication number Publication date
CN1164620A (zh) 1997-11-12
JPH09242904A (ja) 1997-09-16
US5755263A (en) 1998-05-26

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Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application