PL100937B1 - Przyrzad do zasilania i rabowania stojakow hydraulicznych - Google Patents

Przyrzad do zasilania i rabowania stojakow hydraulicznych Download PDF

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Publication number
PL100937B1
PL100937B1 PL18104675A PL18104675A PL100937B1 PL 100937 B1 PL100937 B1 PL 100937B1 PL 18104675 A PL18104675 A PL 18104675A PL 18104675 A PL18104675 A PL 18104675A PL 100937 B1 PL100937 B1 PL 100937B1
Authority
PL
Poland
Prior art keywords
valve
channel
supply
shut
hydraulic
Prior art date
Application number
PL18104675A
Other languages
English (en)
Polish (pl)
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 filed Critical
Priority to PL18104675A priority Critical patent/PL100937B1/pl
Priority to DE19762625299 priority patent/DE2625299C3/de
Priority to CS374176A priority patent/CS183841B2/cs
Priority to GB2341376A priority patent/GB1553693A/en
Publication of PL100937B1 publication Critical patent/PL100937B1/pl

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
    • E21D15/60—Devices for withdrawing props or chocks
    • E21D15/603—Devices for withdrawing props or chocks by means of hydraulic devices
    • 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

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)
  • Fluid-Pressure Circuits (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Portable Nailing Machines And Staplers (AREA)
PL18104675A 1975-06-07 1975-06-07 Przyrzad do zasilania i rabowania stojakow hydraulicznych PL100937B1 (pl)

Priority Applications (4)

Application Number Priority Date Filing Date Title
PL18104675A PL100937B1 (pl) 1975-06-07 1975-06-07 Przyrzad do zasilania i rabowania stojakow hydraulicznych
DE19762625299 DE2625299C3 (de) 1975-06-07 1976-06-04 Setzvorrichtung zum Speisen und Entleeren (Rauben) des Druckraumes von Hydraulikstempeln des offenen Systems
CS374176A CS183841B2 (en) 1975-06-07 1976-06-07 Clamping and releasing device for hydraulic prop
GB2341376A GB1553693A (en) 1975-06-07 1976-06-07 Device for supplying and drawing off hydraulic props

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL18104675A PL100937B1 (pl) 1975-06-07 1975-06-07 Przyrzad do zasilania i rabowania stojakow hydraulicznych

Publications (1)

Publication Number Publication Date
PL100937B1 true PL100937B1 (pl) 1978-11-30

Family

ID=19972446

Family Applications (1)

Application Number Title Priority Date Filing Date
PL18104675A PL100937B1 (pl) 1975-06-07 1975-06-07 Przyrzad do zasilania i rabowania stojakow hydraulicznych

Country Status (4)

Country Link
CS (1) CS183841B2 (cs)
DE (1) DE2625299C3 (cs)
GB (1) GB1553693A (cs)
PL (1) PL100937B1 (cs)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3723634C2 (de) * 1987-07-17 1995-12-21 Heinz Lewin Fa Setzeinrichtung zum Befüllen und Entleeren von hydraulischen Einzelstempeln im untertägigen Berg- und Tunnelbau
DE3935188A1 (de) * 1989-10-23 1991-05-02 Joern Dams Maschf Setzpistole zur hydraulischen entsperrung eines sperrventils zum rauben innerhalb eines einzelstempelventils
DE4323462C2 (de) * 1993-07-14 1995-05-04 Vos Richard Grubenausbau Gmbh Ausbaustempel für den Untertageeinsatz mit integriertem Druckbegrenzungsventil

Also Published As

Publication number Publication date
CS183841B2 (en) 1978-07-31
DE2625299A1 (de) 1976-12-23
DE2625299B2 (de) 1979-11-22
DE2625299C3 (de) 1980-07-24
GB1553693A (en) 1979-09-26

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