DE1013245B - Hydraulischer Grubenstempel - Google Patents

Hydraulischer Grubenstempel

Info

Publication number
DE1013245B
DE1013245B DEW19284A DEW0019284A DE1013245B DE 1013245 B DE1013245 B DE 1013245B DE W19284 A DEW19284 A DE W19284A DE W0019284 A DEW0019284 A DE W0019284A DE 1013245 B DE1013245 B DE 1013245B
Authority
DE
Germany
Prior art keywords
pressure
valves
valve
piston
pressure medium
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
DEW19284A
Other languages
German (de)
English (en)
Inventor
Dipl-Berging Waldemar Tomeczek
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.)
HOESCH WESTFALENHUETTE AG
Original Assignee
HOESCH WESTFALENHUETTE AG
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 to BE558508D priority Critical patent/BE558508A/xx
Priority to NL218204D priority patent/NL218204A/xx
Application filed by HOESCH WESTFALENHUETTE AG filed Critical HOESCH WESTFALENHUETTE AG
Priority to DEW19284A priority patent/DE1013245B/de
Priority to GB1792257A priority patent/GB866239A/en
Priority to FR1176775D priority patent/FR1176775A/fr
Publication of DE1013245B publication Critical patent/DE1013245B/de
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
    • B66F3/25—Constructional features
    • B66F3/42—Constructional features with self-contained pumps, e.g. actuated by hand
    • 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
    • E21D15/50—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
    • 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
    • F16K17/10—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 auxiliary valve for fluid operation of the main valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Engineering & Computer Science (AREA)
  • Safety Valves (AREA)
  • Control Of Presses (AREA)
  • Ink Jet (AREA)
DEW19284A 1956-06-21 1956-06-21 Hydraulischer Grubenstempel Pending DE1013245B (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
BE558508D BE558508A (id) 1956-06-21
NL218204D NL218204A (id) 1956-06-21
DEW19284A DE1013245B (de) 1956-06-21 1956-06-21 Hydraulischer Grubenstempel
GB1792257A GB866239A (en) 1956-06-21 1957-06-05 Improvements in or relating to pit props
FR1176775D FR1176775A (fr) 1956-06-21 1957-06-18 Soupape d'étai de mine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEW19284A DE1013245B (de) 1956-06-21 1956-06-21 Hydraulischer Grubenstempel

Publications (1)

Publication Number Publication Date
DE1013245B true DE1013245B (de) 1957-08-08

Family

ID=7596449

Family Applications (1)

Application Number Title Priority Date Filing Date
DEW19284A Pending DE1013245B (de) 1956-06-21 1956-06-21 Hydraulischer Grubenstempel

Country Status (5)

Country Link
BE (1) BE558508A (id)
DE (1) DE1013245B (id)
FR (1) FR1176775A (id)
GB (1) GB866239A (id)
NL (1) NL218204A (id)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1128383B (de) * 1956-10-16 1962-04-26 Hoesch Ag Hydraulischer Grubenstempel
DE1134947B (de) * 1960-03-23 1962-08-23 Dowty Mining Equipment Ltd Wandernder Grubenausbau zur Abstuetzung des Hangenden
DE1153705B (de) * 1960-10-01 1963-09-05 Rheinstahl Gmbh Wanheim Hydraulischer Grubenstempel
DE1193460B (de) * 1962-07-27 1965-05-26 Gewerk Eisenhuette Westfalia Hydraulischer Grubenstempel
DE1229480B (de) * 1961-04-20 1966-12-01 Bochumer Eisen Heintzmann Hydraulischer Grubenstempel

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1193458B (de) * 1958-08-11 1965-05-26 Dobson Ltd W E & F Wandernder Grubenausbau

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1128383B (de) * 1956-10-16 1962-04-26 Hoesch Ag Hydraulischer Grubenstempel
DE1134947B (de) * 1960-03-23 1962-08-23 Dowty Mining Equipment Ltd Wandernder Grubenausbau zur Abstuetzung des Hangenden
DE1153705B (de) * 1960-10-01 1963-09-05 Rheinstahl Gmbh Wanheim Hydraulischer Grubenstempel
DE1229480B (de) * 1961-04-20 1966-12-01 Bochumer Eisen Heintzmann Hydraulischer Grubenstempel
DE1193460B (de) * 1962-07-27 1965-05-26 Gewerk Eisenhuette Westfalia Hydraulischer Grubenstempel

Also Published As

Publication number Publication date
NL218204A (id)
GB866239A (en) 1961-04-26
BE558508A (id)
FR1176775A (fr) 1959-04-15

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