DE69115747T2 - Normalerweise geschlossenes Lippenventil - Google Patents

Normalerweise geschlossenes Lippenventil

Info

Publication number
DE69115747T2
DE69115747T2 DE69115747T DE69115747T DE69115747T2 DE 69115747 T2 DE69115747 T2 DE 69115747T2 DE 69115747 T DE69115747 T DE 69115747T DE 69115747 T DE69115747 T DE 69115747T DE 69115747 T2 DE69115747 T2 DE 69115747T2
Authority
DE
Germany
Prior art keywords
usually closed
lip valve
closed lip
valve
usually
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 - Lifetime
Application number
DE69115747T
Other languages
English (en)
Other versions
DE69115747D1 (de
Inventor
Gordon E Atkinson
James C Bailey
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.)
Vernay Laboratories Inc
Original Assignee
Vernay Laboratories Inc
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 Vernay Laboratories Inc filed Critical Vernay Laboratories Inc
Publication of DE69115747D1 publication Critical patent/DE69115747D1/de
Application granted granted Critical
Publication of DE69115747T2 publication Critical patent/DE69115747T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F16K15/147—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
    • F16K15/1472—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 the closure elements being fixed onto an internally extending mount
    • 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
    • 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
    • F16K15/1441—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery with biasing means in addition to material resiliency, e.g. spring
    • 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
    • Y10T137/788—Having expansible port
    • Y10T137/7882—Having exit lip
    • 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
    • Y10T137/788—Having expansible port
    • Y10T137/7882—Having exit lip
    • Y10T137/7883—With biasing means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
  • Check Valves (AREA)
DE69115747T 1990-04-09 1991-04-05 Normalerweise geschlossenes Lippenventil Expired - Lifetime DE69115747T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/506,142 US5010925A (en) 1990-04-09 1990-04-09 Normally closed duckbill valve assembly

Publications (2)

Publication Number Publication Date
DE69115747D1 DE69115747D1 (de) 1996-02-08
DE69115747T2 true DE69115747T2 (de) 1996-09-05

Family

ID=24013364

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69115747T Expired - Lifetime DE69115747T2 (de) 1990-04-09 1991-04-05 Normalerweise geschlossenes Lippenventil

Country Status (7)

Country Link
US (1) US5010925A (de)
EP (1) EP0452045B1 (de)
JP (1) JP3103389B2 (de)
AU (1) AU644629B2 (de)
BR (1) BR9101359A (de)
CA (1) CA2038246C (de)
DE (1) DE69115747T2 (de)

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DE69115747D1 (de) 1996-02-08
AU7282991A (en) 1991-10-10
BR9101359A (pt) 1991-11-26
CA2038246C (en) 2001-08-07
JPH04224377A (ja) 1992-08-13
EP0452045A1 (de) 1991-10-16
AU644629B2 (en) 1993-12-16
CA2038246A1 (en) 1991-10-10
US5010925A (en) 1991-04-30
EP0452045B1 (de) 1995-12-27
JP3103389B2 (ja) 2000-10-30

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