GB1169240A - Long-Wall Mining Installations - Google Patents

Long-Wall Mining Installations

Info

Publication number
GB1169240A
GB1169240A GB3701668A GB3701668A GB1169240A GB 1169240 A GB1169240 A GB 1169240A GB 3701668 A GB3701668 A GB 3701668A GB 3701668 A GB3701668 A GB 3701668A GB 1169240 A GB1169240 A GB 1169240A
Authority
GB
United Kingdom
Prior art keywords
frames
long
jack
aug
conveyor
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB3701668A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia GmbH
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 Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Publication of GB1169240A publication Critical patent/GB1169240A/en
Expired legal-status Critical Current

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

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)

Abstract

1,169,240. Advancing mine roof supports. GEWERKSCHAFT EISENHUTTE WESTFALIA. 11 Aug., 1967 [13 Aug., 1966], No. 37016/67. Heading E1P. In an advancing mine roof support assembly comprising two frames 2, 3, 4, 7 rigidly connected in parallel by strips 5, 6 for alter.- nate advancement in association with a conveyor 1 by a jack 8, the jack is pivotally connected to both of the frames and the conveyor at 9, 12 respectively and is additionally coupled to the frames by springs 15 for centralising purposes.
GB3701668A 1966-08-13 1967-08-11 Long-Wall Mining Installations Expired GB1169240A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEG0047673 1966-08-13

Publications (1)

Publication Number Publication Date
GB1169240A true GB1169240A (en) 1969-10-29

Family

ID=7128428

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3701668A Expired GB1169240A (en) 1966-08-13 1967-08-11 Long-Wall Mining Installations

Country Status (1)

Country Link
GB (1) GB1169240A (en)

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