BE783438A - WALKING SUPPORT WITH JUXTAPOSED SHIELDS - Google Patents

WALKING SUPPORT WITH JUXTAPOSED SHIELDS

Info

Publication number
BE783438A
BE783438A BE783438A BE783438A BE783438A BE 783438 A BE783438 A BE 783438A BE 783438 A BE783438 A BE 783438A BE 783438 A BE783438 A BE 783438A BE 783438 A BE783438 A BE 783438A
Authority
BE
Belgium
Prior art keywords
juxtaposed
shields
walking support
walking
support
Prior art date
Application number
BE783438A
Other languages
French (fr)
Original Assignee
Kloeckner Werke Ag
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 Kloeckner Werke Ag filed Critical Kloeckner Werke Ag
Publication of BE783438A publication Critical patent/BE783438A/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
    • E21D23/0436—Means for inclining the base member of the support

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
BE783438A 1971-05-12 1972-05-12 WALKING SUPPORT WITH JUXTAPOSED SHIELDS BE783438A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712123544 DE2123544B2 (en) 1971-05-12 1971-05-12 Migrating longwall construction with shield support frames arranged next to one another

Publications (1)

Publication Number Publication Date
BE783438A true BE783438A (en) 1972-09-01

Family

ID=5807652

Family Applications (1)

Application Number Title Priority Date Filing Date
BE783438A BE783438A (en) 1971-05-12 1972-05-12 WALKING SUPPORT WITH JUXTAPOSED SHIELDS

Country Status (4)

Country Link
BE (1) BE783438A (en)
DE (1) DE2123544B2 (en)
FR (1) FR2137650B1 (en)
GB (1) GB1386874A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2540048C2 (en) * 1975-09-09 1984-01-26 Klöckner-Werke AG, 4100 Duisburg Device with a rear cylinder for a shield support frame traveling with a face conveyor and with a push piston gear for lifting the coal face end of the bed sleeper while moving back
DE3400771A1 (en) * 1984-01-12 1985-07-18 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen EXTENSION FRAME, IN PARTICULAR SHIELD EXTENSION FRAME, WITH A LIFTING DEVICE FOR LIFTING THE RECESSED RUNNERS
GB2199068B (en) * 1986-12-23 1991-01-09 Gullick Dobson Ltd Mine roof supports

Also Published As

Publication number Publication date
FR2137650B1 (en) 1976-08-06
GB1386874A (en) 1975-03-12
DE2123544B2 (en) 1974-09-05
FR2137650A1 (en) 1972-12-29
DE2123544A1 (en) 1972-11-30

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