ZA811547B - Mine-roof support - Google Patents

Mine-roof support

Info

Publication number
ZA811547B
ZA811547B ZA00811547A ZA811547A ZA811547B ZA 811547 B ZA811547 B ZA 811547B ZA 00811547 A ZA00811547 A ZA 00811547A ZA 811547 A ZA811547 A ZA 811547A ZA 811547 B ZA811547 B ZA 811547B
Authority
ZA
South Africa
Prior art keywords
mine
roof support
roof
support
Prior art date
Application number
ZA00811547A
Inventor
H Buell
G Ewich
G Kuschke
A Maykemper
J Welzel
Original Assignee
Hemscheidt Maschf Hermann
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 Hemscheidt Maschf Hermann filed Critical Hemscheidt Maschf Hermann
Publication of ZA811547B publication Critical patent/ZA811547B/en

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
    • E21D23/083—Advancing mechanisms forming parts of the roof supports acting on a firm abutment adapted thereto

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)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Rehabilitation Tools (AREA)
ZA00811547A 1980-03-15 1981-03-09 Mine-roof support ZA811547B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3010082A DE3010082C2 (en) 1980-03-15 1980-03-15 Guide device for support frames

Publications (1)

Publication Number Publication Date
ZA811547B true ZA811547B (en) 1982-04-28

Family

ID=6097368

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00811547A ZA811547B (en) 1980-03-15 1981-03-09 Mine-roof support

Country Status (3)

Country Link
DE (1) DE3010082C2 (en)
IN (1) IN154680B (en)
ZA (1) ZA811547B (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1205036B (en) * 1960-06-30 1965-11-18 Kloeckner Werke Ag Wandering longwall with frame
DE1944309A1 (en) * 1969-09-01 1971-03-11 Heinz Hoelter Spray nozzle for pasty masses, preferably for spraying routes in underground mining with air curtains
DE2337218C3 (en) * 1973-07-21 1980-11-20 Hermann Hemscheidt Maschinenfabrik Gmbh U. Co, 5600 Wuppertal Striding unit of shield support frames
DE2355234A1 (en) * 1973-11-05 1975-05-07 Groetschel Karl Maria Dipl Ber DEVICE FOR ADJUSTING THE WALKING DIRECTION OF A GROUP OF WALKING EXTENSIONS
DE2942943C2 (en) * 1979-10-24 1981-11-26 Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal Device for maintaining the specified center-to-center distance of the support elements of a step support for the dismantling of long fronts
DE3001994A1 (en) * 1980-01-21 1981-07-30 Bochumer Eisenhütte Heintzmann GmbH & Co, 4630 Bochum STREBAUSBAU FOR THE STRONG SLOPED STORAGE

Also Published As

Publication number Publication date
DE3010082A1 (en) 1981-09-24
DE3010082C2 (en) 1982-10-07
IN154680B (en) 1984-12-08

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