GB896098A - Advancing roof support frame assembly for mining operations - Google Patents

Advancing roof support frame assembly for mining operations

Info

Publication number
GB896098A
GB896098A GB28329/58A GB2832958A GB896098A GB 896098 A GB896098 A GB 896098A GB 28329/58 A GB28329/58 A GB 28329/58A GB 2832958 A GB2832958 A GB 2832958A GB 896098 A GB896098 A GB 896098A
Authority
GB
United Kingdom
Prior art keywords
frames
roof support
advancing roof
support frame
frame assembly
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
GB28329/58A
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 GB896098A publication Critical patent/GB896098A/en
Expired 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
    • E21D23/0052Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor with advancing shifting devices connected therewith
    • 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
    • E21D23/006Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices
    • E21D23/0073Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices with advancing shifting devices connected therewith

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)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)

Abstract

896,098. Advancing roof supports. GEWERKSCHAFT EISENHUTTE WESTFALIA. Sept 3, 1958 [April 3, 1958], No. 28329/58. Class 20(2) An advancing roof support comprises two parallel frames 10, 11 advanced alternately by a cylinder 15 which connects the frames and about the piston rod 18 of which the frames can be pivoted to form a smaller unit for transport as shown in Fig. 2. Each frame comprises two props 13, 14, which may be detachable, on a sole plate 12. The frames are connected by straps 16, one to the cylinder 15 and one to the piston rod 18.
GB28329/58A 1958-04-03 1958-09-03 Advancing roof support frame assembly for mining operations Expired GB896098A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE896098X 1958-04-03

Publications (1)

Publication Number Publication Date
GB896098A true GB896098A (en) 1962-05-09

Family

ID=6848013

Family Applications (1)

Application Number Title Priority Date Filing Date
GB28329/58A Expired GB896098A (en) 1958-04-03 1958-09-03 Advancing roof support frame assembly for mining operations

Country Status (1)

Country Link
GB (1) GB896098A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3367117A (en) * 1964-02-04 1968-02-06 Gewerk Eisenhuette Westfalia Mine roof support

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3367117A (en) * 1964-02-04 1968-02-06 Gewerk Eisenhuette Westfalia Mine roof support

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