ZA85238B - Improvements in mobile support assemblies for underground mine workings - Google Patents

Improvements in mobile support assemblies for underground mine workings

Info

Publication number
ZA85238B
ZA85238B ZA85238A ZA85238A ZA85238B ZA 85238 B ZA85238 B ZA 85238B ZA 85238 A ZA85238 A ZA 85238A ZA 85238 A ZA85238 A ZA 85238A ZA 85238 B ZA85238 B ZA 85238B
Authority
ZA
South Africa
Prior art keywords
mobile support
support assemblies
underground mine
mine workings
workings
Prior art date
Application number
ZA85238A
Inventor
Klaus Beckmann
Rudiger Kirchbrucher
Heinrich Behr
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 ZA85238B publication Critical patent/ZA85238B/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
    • E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
    • E21D23/0017—Pile type supports
    • E21D23/0026—Pile type supports comprising three walking elements
    • 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
    • E21D23/087—Advancing mechanisms forming parts of the roof supports acting directly on the walls of the seam
    • E21D23/088—Advancing mechanisms forming parts of the roof supports acting directly on the walls of the seam by means of wheels, rollers, caterpillars, belts or worm screws

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)
  • Road Paving Structures (AREA)
ZA85238A 1984-01-12 1985-01-10 Improvements in mobile support assemblies for underground mine workings ZA85238B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843400772 DE3400772A1 (en) 1984-01-12 1984-01-12 Mobile support combination, in particular for pillar-and-breast work

Publications (1)

Publication Number Publication Date
ZA85238B true ZA85238B (en) 1985-09-25

Family

ID=6224720

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA85238A ZA85238B (en) 1984-01-12 1985-01-10 Improvements in mobile support assemblies for underground mine workings

Country Status (3)

Country Link
AU (1) AU565554B2 (en)
DE (1) DE3400772A1 (en)
ZA (1) ZA85238B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT388971B (en) * 1986-01-22 1989-09-25 Voest Alpine Ag TRACK BODY ROLLABLE ON TRACK
DE3643120A1 (en) * 1986-01-22 1987-07-30 Voest Alpine Ag MOVABLE RACK
DE3923376C1 (en) * 1989-07-14 1990-07-05 Paurat Gmbh, 4223 Voerde, De Self propelling machine for mining coal - comprises platform supported by vertical hydraulic jacks and raking jacks
RU2514059C2 (en) * 2011-10-25 2014-04-27 Александр Александрович Перфилов Powered support for steep slopes

Also Published As

Publication number Publication date
AU3759985A (en) 1985-07-18
DE3400772A1 (en) 1985-07-25
AU565554B2 (en) 1987-09-17

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