CS270415B2 - Hydraulically controlled unilateral valve for posts of advancing mine support - Google Patents

Hydraulically controlled unilateral valve for posts of advancing mine support Download PDF

Info

Publication number
CS270415B2
CS270415B2 CS851161A CS116185A CS270415B2 CS 270415 B2 CS270415 B2 CS 270415B2 CS 851161 A CS851161 A CS 851161A CS 116185 A CS116185 A CS 116185A CS 270415 B2 CS270415 B2 CS 270415B2
Authority
CS
Czechoslovakia
Prior art keywords
valve
closing member
space
throttle
housing
Prior art date
Application number
CS851161A
Other languages
Czech (cs)
English (en)
Other versions
CS116185A2 (en
Inventor
Karl Krieger
Jochem Hartleb
Werner Dipl Ing Reinelt
Original Assignee
Hemscheidt Maschf Hermann
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 Hemscheidt Maschf Hermann filed Critical Hemscheidt Maschf Hermann
Publication of CS116185A2 publication Critical patent/CS116185A2/cs
Publication of CS270415B2 publication Critical patent/CS270415B2/cs

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/50—Component parts or details of props
    • E21D15/51—Component parts or details of props specially adapted to hydraulic, pneumatic, or hydraulic-pneumatic props, e.g. arrangements of relief valves
    • E21D15/512—Arrangement of 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
    • Y10T137/7771—Bi-directional flow valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Safety Valves (AREA)
  • Details Of Valves (AREA)
  • Check Valves (AREA)
CS851161A 1984-03-02 1985-02-19 Hydraulically controlled unilateral valve for posts of advancing mine support CS270415B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3407878A DE3407878C1 (de) 1984-03-02 1984-03-02 Rueckschlagventil fuer die Stempel von Schreitausbaugestellen

Publications (2)

Publication Number Publication Date
CS116185A2 CS116185A2 (en) 1989-11-14
CS270415B2 true CS270415B2 (en) 1990-06-13

Family

ID=6229500

Family Applications (1)

Application Number Title Priority Date Filing Date
CS851161A CS270415B2 (en) 1984-03-02 1985-02-19 Hydraulically controlled unilateral valve for posts of advancing mine support

Country Status (6)

Country Link
US (1) US4597557A (hu)
CS (1) CS270415B2 (hu)
DE (1) DE3407878C1 (hu)
GB (1) GB2155154B (hu)
HU (1) HU192333B (hu)
ZA (1) ZA851620B (hu)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3735123A1 (de) * 1987-10-16 1989-06-29 Hartmann & Laemmle Hydraulische antriebsvorrichtung
JP2651873B2 (ja) * 1989-11-20 1997-09-10 株式会社ゼクセル 変速機用油圧クラッチの切換弁
JP2784836B2 (ja) * 1990-05-11 1998-08-06 株式会社ゼクセル 電磁切換弁
KR19990087371A (ko) * 1996-02-28 1999-12-27 모서 다니엘 내하중 브레이크 밸브
DE19813909B4 (de) * 1998-03-28 2007-02-15 Dbt Gmbh Hydraulisch aufsteuerbares Rückschlagventil für die Ausbauhydraulik in Bergbau-Untertagebetrieben
DE19856018A1 (de) * 1998-12-04 2000-06-08 Mannesmann Rexroth Ag Entsperrbares Rückschlagventil für sehr hohe Systemdrücke
EP1154177A3 (de) * 2000-05-12 2003-02-12 Richard Voss Grubenausbau Gmbh Rückschlagventil
DE10302368B4 (de) * 2003-01-22 2013-05-29 Bosch Rexroth Aktiengesellschaft Füllventil und Steuerplatte mit einem derartigen Füllventil
NL1023583C2 (nl) * 2003-06-02 2004-12-03 Actuant Corp Hydraulische bedieningsinrichting.
US7472914B2 (en) * 2005-02-28 2009-01-06 Anderson Brian K Suspension system
DE102005025917A1 (de) * 2005-06-06 2006-12-07 Marco Systemanalyse Und Entwicklung Gmbh Ventilpatrone und Ventilanordnung
CZ2006234A3 (cs) * 2006-04-06 2007-10-17 Zaalex S. R. O. Hydraulicky ovládaný zpetný ventil
JP5121188B2 (ja) * 2006-08-29 2013-01-16 キヤノン株式会社 圧力制御弁、圧力制御弁の製造方法、及び圧力制御弁を搭載した燃料電池システム
DE102007036196A1 (de) * 2007-08-02 2009-02-05 Cosma Engineering Europe Ag Vorrichtung für die Zufuhr eines Fluids für Explosionsumformen
KR101471288B1 (ko) * 2013-05-06 2014-12-09 현대중공업 주식회사 선회밀림방지장치를 구비한 굴삭기 선회장치
CN103438041B (zh) * 2013-08-26 2015-08-05 广东伊之密精密机械股份有限公司 电液先导控制型的插装式单向阀
CN107542483A (zh) * 2017-10-24 2018-01-05 鸿大智能机械有限公司 大流量换向阀
KR102613628B1 (ko) * 2019-03-29 2023-12-14 에이치엘만도 주식회사 브레이크 시스템의 체크 밸브
DE102019116509B4 (de) * 2019-06-18 2023-05-04 Pierburg Gmbh Ventilvorrichtung für eine Verbrennungskraftmaschine
PL131163U1 (pl) * 2022-12-27 2024-07-01 Centrum Hydrauliki Doh Spółka Z Ograniczoną Odpowiedzialnością Zawór zwrotny sterowany

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB577142A (en) * 1943-11-20 1946-05-07 Arthur La Rue Parker Improvements in a check valve assembly for use in hydraulic pressure lines
GB942176A (en) * 1962-02-02 1963-11-20 L A Drew & Co Ltd Improvements in fluid flow control valves
DE1803018A1 (de) * 1968-10-14 1970-04-23 Linde Ag Druckbegrenzungsventil
DE2305835A1 (de) * 1973-02-07 1974-08-15 Danfoss As Hydraulische steuereinrichtung, insbesondere lenkeinrichtung
DE2410077C3 (de) * 1974-03-02 1981-06-04 Schloemann-Siemag AG, 4000 Düsseldorf Einrichtung zur Einstellung des Durchflußquerschnittes bei hydraulischen Ventilen
DE2830510C3 (de) * 1978-07-12 1981-07-23 Bergwerksverband Gmbh, 4300 Essen Verfahren und Ventilanordnung zum Setzen der Stempel eines Schreitausbaus
JPS606566Y2 (ja) * 1979-07-03 1985-03-02 日産自動車株式会社 バルブ緩衝装置
US4461449A (en) * 1980-05-01 1984-07-24 The Boeing Company Integral hydraulic blocking and relief valve
US4323092A (en) * 1980-09-19 1982-04-06 Corvinus & Roth Gmbh Apparatus and process for detecting free chlorine
DE3048229C2 (de) * 1980-12-20 1983-01-20 Bochumer Eisenhütte Heintzmann GmbH & Co, 4630 Bochum Rückschlagventil für Grubenausbaustempel
DE3104362A1 (de) * 1981-02-07 1982-08-19 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulisch entsperrbares rueckschlagventil fuer hydraulische hochdrucksysteme, insbesondere fuer hydraulische ausbausysteme in bergbau-untertagebetrieben
GB2092717B (en) * 1981-02-07 1984-10-17 Gewerk Eisenhuette Westfalia Hydraulic control valve assembly
DE3115908A1 (de) * 1981-04-22 1982-11-18 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8900 Augsburg "brennstoffpumpe"
CH661777A5 (de) * 1981-05-25 1987-08-14 Sulzer Ag Rueckschlagventil.

Also Published As

Publication number Publication date
GB2155154A (en) 1985-09-18
ZA851620B (en) 1985-10-30
CS116185A2 (en) 1989-11-14
HU192333B (en) 1987-05-28
GB2155154B (en) 1987-10-21
DE3407878C1 (de) 1985-06-27
HUT39495A (en) 1986-09-29
GB8504771D0 (en) 1985-03-27
US4597557A (en) 1986-07-01

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