DE1118719B - Hydraulische Stuetzvorrichtung, insbesondere fuer Untertagebergbau - Google Patents

Hydraulische Stuetzvorrichtung, insbesondere fuer Untertagebergbau

Info

Publication number
DE1118719B
DE1118719B DEC10383A DEC0010383A DE1118719B DE 1118719 B DE1118719 B DE 1118719B DE C10383 A DEC10383 A DE C10383A DE C0010383 A DEC0010383 A DE C0010383A DE 1118719 B DE1118719 B DE 1118719B
Authority
DE
Germany
Prior art keywords
piston
valve
pressure
support device
hydraulic support
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.)
Pending
Application number
DEC10383A
Other languages
German (de)
English (en)
Inventor
Abercrombie Mc Kee Of P Samuel
Matthew Smith
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Coal Industry Patents Ltd
Original Assignee
Coal Industry Patents Ltd
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 Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Publication of DE1118719B publication Critical patent/DE1118719B/de
Pending legal-status Critical Current

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
    • E21D15/515—Particular fluids not covered by any chemical subdivision
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/14—Lining predominantly with metal
    • 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
    • E21D15/14—Telescopic props
    • E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props
    • 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
    • E21D15/58—Devices for setting props or chocks
    • E21D15/585—Devices for setting props or chocks by means of hydraulically operated devices for mechanical props, or hydraulic props in which the hydraulic part is not important
    • E21D15/586—Devices for setting props or chocks by means of hydraulically operated devices for mechanical props, or hydraulic props in which the hydraulic part is not important the props being pre-loaded

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Architecture (AREA)
  • Reciprocating Pumps (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Fluid-Pressure Circuits (AREA)
DEC10383A 1953-12-10 1954-12-07 Hydraulische Stuetzvorrichtung, insbesondere fuer Untertagebergbau Pending DE1118719B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3442753A GB762969A (en) 1953-12-10 1953-12-10 Improvements in or relating to hydraulic devices for use in mines

Publications (1)

Publication Number Publication Date
DE1118719B true DE1118719B (de) 1961-12-07

Family

ID=10365510

Family Applications (1)

Application Number Title Priority Date Filing Date
DEC10383A Pending DE1118719B (de) 1953-12-10 1954-12-07 Hydraulische Stuetzvorrichtung, insbesondere fuer Untertagebergbau

Country Status (4)

Country Link
BE (1) BE533981A (enrdf_load_stackoverflow)
DE (1) DE1118719B (enrdf_load_stackoverflow)
FR (1) FR1115361A (enrdf_load_stackoverflow)
GB (1) GB762969A (enrdf_load_stackoverflow)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE807083C (de) * 1950-03-07 1951-06-25 Josef Brand Hydraulischer Grubenstempel
DE918562C (de) * 1951-11-24 1954-09-30 Werner Sogalla Dr Ing Hydraulischer Grubenstempel
DE925706C (de) * 1953-06-25 1955-03-28 Steinkohlenbergbauver Hydraulischer Grubenstempel

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE807083C (de) * 1950-03-07 1951-06-25 Josef Brand Hydraulischer Grubenstempel
DE918562C (de) * 1951-11-24 1954-09-30 Werner Sogalla Dr Ing Hydraulischer Grubenstempel
DE925706C (de) * 1953-06-25 1955-03-28 Steinkohlenbergbauver Hydraulischer Grubenstempel

Also Published As

Publication number Publication date
BE533981A (enrdf_load_stackoverflow)
GB762969A (en) 1956-12-05
FR1115361A (fr) 1956-04-23

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