NO131004B - - Google Patents

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Publication number
NO131004B
NO131004B NO01762/72A NO176272A NO131004B NO 131004 B NO131004 B NO 131004B NO 01762/72 A NO01762/72 A NO 01762/72A NO 176272 A NO176272 A NO 176272A NO 131004 B NO131004 B NO 131004B
Authority
NO
Norway
Prior art keywords
valve
ring
valve housing
section
circumferential surface
Prior art date
Application number
NO01762/72A
Other languages
English (en)
Norwegian (no)
Other versions
NO131004C (2
Inventor
R Milligan
J Widenhofer
Original Assignee
Sparton Corp
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 Sparton Corp filed Critical Sparton Corp
Publication of NO131004B publication Critical patent/NO131004B/no
Publication of NO131004C publication Critical patent/NO131004C/no

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
    • F16K15/148—Check valves with flexible valve members the closure elements being fixed in their centre
    • 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
    • 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
    • Y10T137/789—Central mount

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Check Valves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
NO176272A 1971-05-20 1972-05-18 NO131004C (2)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14513371A 1971-05-20 1971-05-20

Publications (2)

Publication Number Publication Date
NO131004B true NO131004B (2) 1974-12-09
NO131004C NO131004C (2) 1975-03-19

Family

ID=22511738

Family Applications (1)

Application Number Title Priority Date Filing Date
NO176272A NO131004C (2) 1971-05-20 1972-05-18

Country Status (6)

Country Link
US (1) US3736954A (2)
JP (1) JPS5438728B1 (2)
CA (1) CA963352A (2)
GB (1) GB1344579A (2)
IT (1) IT957933B (2)
NO (1) NO131004C (2)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104913088B (zh) * 2015-06-03 2017-11-24 南京年代科技有限公司 浮动节能止回阀

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2940686A (en) * 1957-05-29 1960-06-14 Windisch Ernest Easy-pull wool protector
US2971510A (en) * 1960-03-18 1961-02-14 Atlantic Surgical Company Inc Surgical drainage device
US3343542A (en) * 1964-07-30 1967-09-26 Kendall & Co Urine collection bag
JPS4120705Y1 (2) * 1965-04-21 1966-10-06
US3283757A (en) * 1965-06-03 1966-11-08 Elhart F Nelson Surgical appliance for use in ostomy cases
US3486539A (en) * 1965-09-28 1969-12-30 Jacuzzi Bros Inc Liquid dispensing and metering assembly
US3519012A (en) * 1968-10-28 1970-07-07 Us Air Force Low-respiratory valve

Also Published As

Publication number Publication date
CA963352A (en) 1975-02-25
NO131004C (2) 1975-03-19
IT957933B (it) 1973-10-20
US3736954A (en) 1973-06-05
GB1344579A (en) 1974-01-23
AU4058772A (en) 1973-06-28
JPS5438728B1 (2) 1979-11-22

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