DE1483907C3 - - Google Patents

Info

Publication number
DE1483907C3
DE1483907C3 DE19651483907 DE1483907A DE1483907C3 DE 1483907 C3 DE1483907 C3 DE 1483907C3 DE 19651483907 DE19651483907 DE 19651483907 DE 1483907 A DE1483907 A DE 1483907A DE 1483907 C3 DE1483907 C3 DE 1483907C3
Authority
DE
Germany
Prior art keywords
caps
cap
expansion
robbery
track
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
DE19651483907
Other languages
German (de)
English (en)
Other versions
DE1483907B2 (de
DE1483907A1 (de
Inventor
Richard Osthoff
Wulff Dipl.-Ing. Roesler
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 DE1483907A1 publication Critical patent/DE1483907A1/de
Publication of DE1483907B2 publication Critical patent/DE1483907B2/de
Application granted granted Critical
Publication of DE1483907C3 publication Critical patent/DE1483907C3/de
Granted legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/0086Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor in galleries
    • E21D23/0091Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor in galleries at the junction with the working face
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/04Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • E21D23/06Special mine caps or special tops of pit-props for permitting step-by-step movement
    • E21D23/066Pivoted cantilever extensions therefor

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)
  • Burglar Alarm Systems (AREA)
  • Holders For Apparel And Elements Relating To Apparel (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
DE19651483907 1965-06-30 1965-06-30 Mit einer raubvorrichtung ausgestattetes streckenausbaugespann fuer den bereich des strebausganges Granted DE1483907B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEG0048378 1965-06-30

Publications (3)

Publication Number Publication Date
DE1483907A1 DE1483907A1 (de) 1969-04-03
DE1483907B2 DE1483907B2 (de) 1973-02-08
DE1483907C3 true DE1483907C3 (enExample) 1974-09-05

Family

ID=7128645

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19651483907 Granted DE1483907B2 (de) 1965-06-30 1965-06-30 Mit einer raubvorrichtung ausgestattetes streckenausbaugespann fuer den bereich des strebausganges

Country Status (1)

Country Link
DE (1) DE1483907B2 (enExample)

Also Published As

Publication number Publication date
DE1483907B2 (de) 1973-02-08
DE1483907A1 (de) 1969-04-03

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)