ZA817069B - A shield support for underground mine workings - Google Patents

A shield support for underground mine workings

Info

Publication number
ZA817069B
ZA817069B ZA817069A ZA817069A ZA817069B ZA 817069 B ZA817069 B ZA 817069B ZA 817069 A ZA817069 A ZA 817069A ZA 817069 A ZA817069 A ZA 817069A ZA 817069 B ZA817069 B ZA 817069B
Authority
ZA
South Africa
Prior art keywords
underground mine
shield support
mine workings
workings
shield
Prior art date
Application number
ZA817069A
Inventor
Friedhelm Krebs
Friedhelm Kuehnapfel
Original Assignee
Thyssen Industrie
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 Thyssen Industrie filed Critical Thyssen Industrie
Publication of ZA817069B publication Critical patent/ZA817069B/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
    • E21D23/0427—Shield operating devices; Hinges therefor
    • 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
    • E21D23/0034—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 comprising a goaf shield articulated to a base member

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)
  • Transmission Devices (AREA)
  • Lining And Supports For Tunnels (AREA)
ZA817069A 1980-10-13 1981-10-13 A shield support for underground mine workings ZA817069B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3038629A DE3038629C2 (en) 1980-10-13 1980-10-13 Shield support frame for underground support

Publications (1)

Publication Number Publication Date
ZA817069B true ZA817069B (en) 1982-09-29

Family

ID=6114271

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA817069A ZA817069B (en) 1980-10-13 1981-10-13 A shield support for underground mine workings

Country Status (3)

Country Link
AU (1) AU7592881A (en)
DE (1) DE3038629C2 (en)
ZA (1) ZA817069B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3244438C1 (en) * 1982-12-01 1984-05-03 Klöckner-Becorit GmbH, 4620 Castrop-Rauxel Shield removal frame

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2218357C2 (en) * 1972-04-15 1974-04-18 Rheinstahl Ag, 4300 Essen Progressive shield expansion
YU97979A (en) * 1978-05-22 1982-08-31 Central Osrodek Projekt Konstr Assembly of a protective roof support in mines
DE2924210C2 (en) * 1979-06-15 1982-05-06 Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal Hydraulic shield support frame

Also Published As

Publication number Publication date
DE3038629A1 (en) 1982-05-06
DE3038629C2 (en) 1983-12-22
AU7592881A (en) 1983-04-21

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