CS164232B2 - - Google Patents

Info

Publication number
CS164232B2
CS164232B2 CS578373A CS578373A CS164232B2 CS 164232 B2 CS164232 B2 CS 164232B2 CS 578373 A CS578373 A CS 578373A CS 578373 A CS578373 A CS 578373A CS 164232 B2 CS164232 B2 CS 164232B2
Authority
CS
Czechoslovakia
Application number
CS578373A
Other languages
Czech (cs)
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 filed Critical
Publication of CS164232B2 publication Critical patent/CS164232B2/cs

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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/34—Cutting-off parts, e.g. valve members, seats
    • F16K1/36—Valve members
    • F16K1/40—Valve members of helical shape
    • 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
    • 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
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S251/00—Valves and valve actuation
    • Y10S251/902—Springs employed as 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7859—Single head, plural ports in parallel
    • 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)
  • Lift Valve (AREA)
  • Check Valves (AREA)
CS578373A 1972-08-21 1973-08-16 CS164232B2 (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1235272A CH538074A (de) 1972-08-21 1972-08-21 Ventilsitz für ein Rohrleitungs-Rückschlagventil

Publications (1)

Publication Number Publication Date
CS164232B2 true CS164232B2 (en:Method) 1975-11-07

Family

ID=4382221

Family Applications (1)

Application Number Title Priority Date Filing Date
CS578373A CS164232B2 (en:Method) 1972-08-21 1973-08-16

Country Status (6)

Country Link
US (1) US3838708A (en:Method)
AT (1) AT322308B (en:Method)
CH (1) CH538074A (en:Method)
CS (1) CS164232B2 (en:Method)
FR (1) FR2197133B1 (en:Method)
GB (1) GB1376112A (en:Method)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3905392A (en) * 1974-07-29 1975-09-16 Hodgman Manufacturing Co Inc Alarm check valve
US4438781A (en) * 1981-02-05 1984-03-27 Donaldson Company, Inc. Spirally wound flow control valve
CH665695A5 (de) * 1984-02-09 1988-05-31 Lasso Technik Ag Ventilsitz fuer ein ventil zur verhinderung des rueckflusses von fluessigen und gasfoermigen medien.
US6082979A (en) * 1997-06-23 2000-07-04 Sealand Technology, Inc. Air pump for vacuum toilet systems

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3022796A (en) * 1958-03-25 1962-02-27 Otis Eng Co Check valves
DE1092221B (de) * 1958-07-26 1960-11-03 Bopp & Reuther Gmbh Rueckflussverhinderer fuer Wasserzaehler
CH411495A (de) * 1964-06-23 1966-04-15 Schuele Albert Rückschlagventil für Rohrleitungen

Also Published As

Publication number Publication date
US3838708A (en) 1974-10-01
DE2262098A1 (de) 1974-03-21
FR2197133A1 (en:Method) 1974-03-22
GB1376112A (en) 1974-12-04
DE2262098B2 (de) 1975-11-13
FR2197133B1 (en:Method) 1976-06-18
AT322308B (de) 1975-05-12
CH538074A (de) 1973-06-15

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