PL247573A1 - Cut-off valve device for high-pressure hydraulic systems in particular those used self-advancing roof supports - Google Patents

Cut-off valve device for high-pressure hydraulic systems in particular those used self-advancing roof supports

Info

Publication number
PL247573A1
PL247573A1 PL24757384A PL24757384A PL247573A1 PL 247573 A1 PL247573 A1 PL 247573A1 PL 24757384 A PL24757384 A PL 24757384A PL 24757384 A PL24757384 A PL 24757384A PL 247573 A1 PL247573 A1 PL 247573A1
Authority
PL
Poland
Prior art keywords
cut
valve device
those used
particular those
pressure hydraulic
Prior art date
Application number
PL24757384A
Other versions
PL145069B1 (en
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 PL247573A1 publication Critical patent/PL247573A1/en
Publication of PL145069B1 publication Critical patent/PL145069B1/en

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Safety Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Valve Housings (AREA)
  • Check Valves (AREA)
  • Fluid-Driven Valves (AREA)
PL24757384A 1983-05-07 1984-05-07 Cut-off valve device for high-pressure hydraulic systems in particular those used self-advancing roof supports PL145069B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833316736 DE3316736A1 (en) 1983-05-07 1983-05-07 SHUT-OFF VALVE DEVICE FOR HYDRAULIC HIGH PRESSURE SYSTEMS, IN PARTICULAR HYDRAULIC REMOVAL SYSTEMS IN MINING OPERATIONS

Publications (2)

Publication Number Publication Date
PL247573A1 true PL247573A1 (en) 1985-01-02
PL145069B1 PL145069B1 (en) 1988-08-31

Family

ID=6198413

Family Applications (1)

Application Number Title Priority Date Filing Date
PL24757384A PL145069B1 (en) 1983-05-07 1984-05-07 Cut-off valve device for high-pressure hydraulic systems in particular those used self-advancing roof supports

Country Status (5)

Country Link
BE (1) BE899566A (en)
DE (1) DE3316736A1 (en)
ES (1) ES8502518A1 (en)
GB (1) GB2139327B (en)
PL (1) PL145069B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105569696A (en) * 2016-03-04 2016-05-11 辽宁工程技术大学 Extra-large flow high-pressure erosion-control pressure control valve for hydraulic support

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8612663D0 (en) * 1986-05-23 1986-07-02 Hattersley Newman Hender Ltd Pressure tapping & isolating valve
RU2186262C1 (en) * 2001-02-21 2002-07-27 Бодров Валерий Владимирович Valve
PL208841B1 (en) * 2002-05-28 2011-06-30 Tiefenbach Control Sys Gmbh Hydraulic cylinder comprising a valve arrangement
DE102010026977B4 (en) * 2010-07-13 2016-06-02 Marco Systemanaslyse Und Entwicklung Gmbh Method for shield control
CN103352714A (en) * 2013-08-05 2013-10-16 郑州煤机液压电控有限公司 Roof brushed frame moving valve of hydraulic support for coal mine
DE102013015481A1 (en) 2013-09-16 2015-03-19 Hydac Fluidtechnik Gmbh Control device for selectively fluidic connection and disconnection of fluid connection points

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2801689C2 (en) * 1978-01-16 1982-11-11 Heilmeier & Weinlein Fabrik für Oel-Hydraulik GmbH & Co KG, 8000 München Control valve device
DE3111435A1 (en) * 1981-03-24 1982-10-07 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Hydraulically releasable non-return valve for hydraulic high-pressure systems, in particular for hydraulic support systems in underground mining operations

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105569696A (en) * 2016-03-04 2016-05-11 辽宁工程技术大学 Extra-large flow high-pressure erosion-control pressure control valve for hydraulic support

Also Published As

Publication number Publication date
GB2139327B (en) 1986-08-28
GB2139327A (en) 1984-11-07
ES532258A0 (en) 1985-01-01
GB8411514D0 (en) 1984-06-13
BE899566A (en) 1984-08-31
PL145069B1 (en) 1988-08-31
ES8502518A1 (en) 1985-01-01
DE3316736C2 (en) 1992-07-16
DE3316736A1 (en) 1984-11-08

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