PL115454B1 - Apparatus for endwise supporting a walking roof supportin inclined and steep excavations - Google Patents

Apparatus for endwise supporting a walking roof supportin inclined and steep excavations Download PDF

Info

Publication number
PL115454B1
PL115454B1 PL21301679A PL21301679A PL115454B1 PL 115454 B1 PL115454 B1 PL 115454B1 PL 21301679 A PL21301679 A PL 21301679A PL 21301679 A PL21301679 A PL 21301679A PL 115454 B1 PL115454 B1 PL 115454B1
Authority
PL
Poland
Prior art keywords
support
guide
casing
guide beam
steep
Prior art date
Application number
PL21301679A
Other languages
English (en)
Polish (pl)
Other versions
PL213016A1 (pl
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 PL213016A1 publication Critical patent/PL213016A1/xx
Publication of PL115454B1 publication Critical patent/PL115454B1/pl

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • E21D23/0409—Aligning or guiding means for the supports or for the constitutive parts of the supports
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/08—Advancing mechanisms
    • E21D23/081—Advancing mechanisms forming parts of the roof supports
    • E21D23/085—Advancing mechanisms forming parts of the roof supports acting on a conveyor or a guide for the mining machine
    • E21D23/086—Details of fixing devices therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Framework For Endless Conveyors (AREA)
  • Processing Of Meat And Fish (AREA)
PL21301679A 1978-01-28 1979-01-26 Apparatus for endwise supporting a walking roof supportin inclined and steep excavations PL115454B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782803816 DE2803816A1 (de) 1978-01-28 1978-01-28 Einrichtung zur endabstuetzung eines schreitausbaus in geneigter und steiler lagerung

Publications (2)

Publication Number Publication Date
PL213016A1 PL213016A1 (pl) 1979-12-17
PL115454B1 true PL115454B1 (en) 1981-04-30

Family

ID=6030658

Family Applications (1)

Application Number Title Priority Date Filing Date
PL21301679A PL115454B1 (en) 1978-01-28 1979-01-26 Apparatus for endwise supporting a walking roof supportin inclined and steep excavations

Country Status (3)

Country Link
DE (1) DE2803816A1 (en, 2012)
FR (1) FR2415719A1 (en, 2012)
PL (1) PL115454B1 (en, 2012)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2942943C2 (de) * 1979-10-24 1981-11-26 Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal Vorrichtung zum Aufrechterhalten des vorgegebenen Mittenabstandes der Ausbauelemente eines Schreitausbaues für den Langfrontenabbau
CN116025402A (zh) * 2023-02-28 2023-04-28 中煤科工开采研究院有限公司 一种液压支架

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1054651A (en, 2012) * 1900-01-01
GB1153573A (en) * 1965-07-17 1969-05-29 Dobson Ltd W E & F Improvements in or relating to Mine Roof Support systems
DE1277789B (de) * 1967-01-13 1968-09-19 Gewerk Eisenhuette Westfalia Hydraulisch wanderndes Ausbaugestell
DE2355234A1 (de) * 1973-11-05 1975-05-07 Groetschel Karl Maria Dipl Ber Vorrichtung zum einstellen der schreitrichtung einer gruppe von wanderausbaugestellen
DE2455938C2 (de) * 1974-11-27 1976-09-02 Ruhrkohle Ag Einrichtung zum ausrichten des untersten schildes eines strebes mit schildausbau

Also Published As

Publication number Publication date
PL213016A1 (pl) 1979-12-17
FR2415719B1 (en, 2012) 1983-10-21
DE2803816A1 (de) 1979-08-09
FR2415719A1 (fr) 1979-08-24

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