GB1231626A - - Google Patents

Info

Publication number
GB1231626A
GB1231626A GB1231626DA GB1231626A GB 1231626 A GB1231626 A GB 1231626A GB 1231626D A GB1231626D A GB 1231626DA GB 1231626 A GB1231626 A GB 1231626A
Authority
GB
United Kingdom
Prior art keywords
valve
seat
piston
hollow piston
pressure
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
Application number
Other languages
English (en)
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
Priority claimed from DE19671583109 external-priority patent/DE1583109A1/de
Application filed filed Critical
Publication of GB1231626A publication Critical patent/GB1231626A/en
Expired 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief 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
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring
    • F16K15/026—Check valves with guided rigid valve members the valve being loaded by a spring the valve member being a movable body around which the medium flows when the valve is open
    • 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/20—Excess-flow 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]
    • Y10T137/7866—Plural seating
    • Y10T137/7867—Sequential
    • Y10T137/7868—Resilient gasket
    • 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]
    • Y10T137/7904—Reciprocating valves
    • Y10T137/7905—Plural biasing means
    • 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]
    • Y10T137/7904—Reciprocating valves
    • Y10T137/7922—Spring biased
    • Y10T137/7929—Spring coaxial with valve
    • Y10T137/7937—Cage-type guide for stemless valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
  • Lift Valve (AREA)
  • Check Valves (AREA)
  • Fluid-Damping Devices (AREA)
  • Lining And Supports For Tunnels (AREA)
GB1231626D 1967-09-06 1968-09-05 Expired GB1231626A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19671583109 DE1583109A1 (de) 1967-09-06 1967-09-06 Sicherheitsventil zum UEberlastungsschutz von hydraulischen Grubenstempeln

Publications (1)

Publication Number Publication Date
GB1231626A true GB1231626A (xx) 1971-05-12

Family

ID=5679422

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1231626D Expired GB1231626A (xx) 1967-09-06 1968-09-05

Country Status (3)

Country Link
US (1) US3557826A (xx)
JP (1) JPS5018210B1 (xx)
GB (1) GB1231626A (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2012297C3 (de) * 1970-03-14 1978-11-09 Gewerkschaft Eisenhuette Westfalia, 4670 Luenen Rückschlagventil fur den hydraulischen Grubenausbau
DE2535385A1 (de) * 1975-08-08 1977-02-24 Banyaszati Kutato Intezet Gasfeder-gegenstrom-druckbegrenzungsventil, insbesondere fuer hydraulische grubenstempel
GB1553676A (en) * 1975-09-09 1979-09-26 Dowty Mining Equipment Ltd Pressure relief valve
ZA785167B (en) * 1978-09-12 1979-08-29 Bochumer Eisen Heintzmann A hydraulic mine prop
FR2504974A1 (fr) * 1981-04-30 1982-11-05 Bennes Marrel Valve hydraulique de coulissement pour verin de mine
US4450859A (en) * 1981-10-05 1984-05-29 Mechanical Technology Inc. Safety valve
US5154198A (en) * 1988-09-01 1992-10-13 Halliburton Company Tube jetting apparatus
US5694969A (en) * 1996-01-22 1997-12-09 Devuyst; Christopher Pressure relief tire valve
CN104153795B (zh) * 2014-08-06 2016-04-27 巨隆集团芜湖兴隆液压有限公司 一种安全阀

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1623431A (en) * 1920-07-03 1927-04-05 Vincen P Mcvoy Combined cylinder cock and relief valve
US2556867A (en) * 1946-03-29 1951-06-12 Carlisle Willis Calvert Flow valve
US2595012A (en) * 1947-04-03 1952-04-29 Maytag Co Spring biased valve seat seal
US2912001A (en) * 1955-04-04 1959-11-10 Donald C Green Check valves

Also Published As

Publication number Publication date
US3557826A (en) 1971-01-26
JPS5018210B1 (xx) 1975-06-27

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees