CS209803B2 - Overpressure valve for hydraulic props - Google Patents

Overpressure valve for hydraulic props Download PDF

Info

Publication number
CS209803B2
CS209803B2 CS79409A CS40979A CS209803B2 CS 209803 B2 CS209803 B2 CS 209803B2 CS 79409 A CS79409 A CS 79409A CS 40979 A CS40979 A CS 40979A CS 209803 B2 CS209803 B2 CS 209803B2
Authority
CS
Czechoslovakia
Prior art keywords
ring
piston
valve member
diameter
guide
Prior art date
Application number
CS79409A
Other languages
Czech (cs)
English (en)
Inventor
Walter Weirich
Original Assignee
Gewerk Eisenhuette Westfalia
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 Gewerk Eisenhuette Westfalia filed Critical Gewerk Eisenhuette Westfalia
Publication of CS209803B2 publication Critical patent/CS209803B2/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
    • 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
    • F16K17/0446—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 with an obturating member having at least a component of their opening and closing motion not perpendicular to the closing faces
    • F16K17/046—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 with an obturating member having at least a component of their opening and closing motion not perpendicular to the closing faces the valve being of the gate valve type or the sliding valve type
    • 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
    • Y10T137/7781—With separate connected fluid reactor surface
    • 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
    • Y10T137/7925—Piston-type valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
  • Lining And Supports For Tunnels (AREA)
CS79409A 1978-01-26 1979-01-18 Overpressure valve for hydraulic props CS209803B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2803283A DE2803283C2 (de) 1978-01-26 1978-01-26 Überdruckventil für hydraulische Grubenstempel

Publications (1)

Publication Number Publication Date
CS209803B2 true CS209803B2 (en) 1981-12-31

Family

ID=6030398

Family Applications (1)

Application Number Title Priority Date Filing Date
CS79409A CS209803B2 (en) 1978-01-26 1979-01-18 Overpressure valve for hydraulic props

Country Status (11)

Country Link
US (1) US4284101A (da)
JP (2) JPS54110102A (da)
BE (1) BE873581A (da)
CA (1) CA1099180A (da)
CS (1) CS209803B2 (da)
DE (1) DE2803283C2 (da)
ES (1) ES477138A1 (da)
FR (1) FR2415767A1 (da)
GB (1) GB2013307B (da)
PL (1) PL212963A1 (da)
ZA (1) ZA7919B (da)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2914884C2 (de) * 1979-04-12 1987-05-14 Gewerkschaft Eisenhütte Westfalia GmbH, 4670 Lünen Steuereinrichtung für einen hydraulischen Stempelausbau mit zugeordneter Nachsetzautomatik
DE2914981C3 (de) * 1979-04-12 1993-12-02 Westfalia Becorit Ind Tech Druckbegrenzungsventil für hydraulische Grubenstempel
DE3018145C2 (de) * 1980-05-12 1985-05-09 Hans Berger Meßtechnik GmbH, 5600 Wuppertal Überdruckventil zum Absichern hydraulischer Grubenstempel
DE3333164C2 (de) * 1983-09-14 1987-04-02 Mannesmann Rexroth GmbH, 8770 Lohr Vorrichtung zum Steuern des Druckes in einem Druckmittel
DE3432007C1 (de) * 1984-08-31 1986-01-09 Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal Druckbegrenzungsventil fuer hydraulischen Strebausbau
DE3523548A1 (de) * 1985-07-02 1987-01-15 Gewerk Eisenhuette Westfalia Druckbegrenzungsventil
DE3637888A1 (de) * 1986-11-06 1988-05-19 Gewerk Eisenhuette Westfalia Druckbegrenzungsventil, insbesondere fuer hydraulische ausbausysteme
GB2230076B (en) * 1989-03-04 1992-09-23 Heatrae Sadia Heating Ltd Pressure relief valve
DE4021622C2 (de) * 1989-09-01 2000-08-10 Vos Richard Grubenausbau Gmbh Druckbegrenzungsventil mit Teflondichtung
US5168895A (en) * 1989-09-01 1992-12-08 Richard Voss Grubenausbau Gmbh Pressure-relief valve with teflon seal
DE4319967C2 (de) * 1993-06-17 2003-08-21 Vos Richard Grubenausbau Gmbh Druckbegrenzungsventil für den hydraulischen Ausbau im untertägigen Berg- und Tunnelbau
DE4323462C2 (de) * 1993-07-14 1995-05-04 Vos Richard Grubenausbau Gmbh Ausbaustempel für den Untertageeinsatz mit integriertem Druckbegrenzungsventil
JP2001343079A (ja) * 2000-05-31 2001-12-14 Koyo Seiko Co Ltd リリーフ弁
US6786865B2 (en) 2001-01-17 2004-09-07 Innon Holdings, Llc Endoscope valve assembly and method
US6533720B1 (en) 2001-01-17 2003-03-18 Avtar S. Dhindsa Modular endoscope valve assembly and method
US20060009680A1 (en) * 2001-01-17 2006-01-12 Innon Holdings, Inc. Endoscope valve assembly and method
US6571822B2 (en) 2001-08-06 2003-06-03 Gilmore Valve Co., Ltd. Low blow down relief valve
JP2003097387A (ja) * 2001-09-27 2003-04-03 Mitsubishi Electric Corp 高圧燃料供給装置
US9638154B2 (en) 2011-06-28 2017-05-02 Caterpillar Inc. Common rail fuel pump control system
CN102425690A (zh) * 2011-09-26 2012-04-25 西安热工研究院有限公司 一种具有新型密封结构的水汽取样设备溢流阀
KR20130033864A (ko) * 2011-09-27 2013-04-04 삼성전기주식회사 에너지 저장장치용 압력밸브 및 이를 포함하는 에너지 저장장치

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1702550A (en) * 1925-04-20 1929-02-19 Hydraulic Press Mfg Co Hydraulic reducing valve
FR1078663A (fr) * 1953-04-08 1954-11-22 Dispositif d'échappement pour fluide sous pression
US3057374A (en) * 1961-01-23 1962-10-09 John T Gondek Relief valve assembly
AT226177B (de) * 1961-05-17 1963-03-11 Oesterr Alpine Montan Unter der Belastung einer Feder, vorzugsweise einer Tellerfeder, stehendes Überdruckventil für hydraulische Grubenstempel
GB1117550A (en) * 1966-01-20 1968-06-19 Gewerk Eisenhuette Westfalia Pressure relief valve
DE1945206U (de) * 1966-01-20 1966-09-01 Gewerk Eisenhuette Westfalia Ueberdruckventilpatrone.
DE1750834A1 (de) * 1968-06-10 1971-04-29 Gewerk Eisenhuette Westfalia UEberdruckventilpatrone mit Kolben-O-Ring-Dichtung
US3990470A (en) * 1971-12-06 1976-11-09 Malec Jerry P Means for controlling fluid flow
JPS52120805A (en) * 1976-04-02 1977-10-11 Sony Corp Servo apparatus

Also Published As

Publication number Publication date
FR2415767B1 (da) 1980-12-12
JPS6131233Y2 (da) 1986-09-11
GB2013307B (en) 1982-06-16
FR2415767A1 (fr) 1979-08-24
DE2803283A1 (de) 1979-08-02
DE2803283C2 (de) 1992-12-10
PL212963A1 (pl) 1979-12-17
CA1099180A (en) 1981-04-14
JPS6184276U (da) 1986-06-03
BE873581A (fr) 1979-05-16
US4284101A (en) 1981-08-18
ES477138A1 (es) 1979-07-01
ZA7919B (en) 1979-12-27
JPS54110102A (en) 1979-08-29
GB2013307A (en) 1979-08-08

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