GB1045353A - Improvements in or relating to mine roof supports - Google Patents

Improvements in or relating to mine roof supports

Info

Publication number
GB1045353A
GB1045353A GB5848/64A GB584864A GB1045353A GB 1045353 A GB1045353 A GB 1045353A GB 5848/64 A GB5848/64 A GB 5848/64A GB 584864 A GB584864 A GB 584864A GB 1045353 A GB1045353 A GB 1045353A
Authority
GB
United Kingdom
Prior art keywords
roof
relating
roof supports
props
mine roof
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
GB5848/64A
Inventor
Archelaius Dawson Allen
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.)
Gullick Ltd
Original Assignee
Gullick Ltd
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 Gullick Ltd filed Critical Gullick Ltd
Priority to GB5848/64A priority Critical patent/GB1045353A/en
Priority to US426069A priority patent/US3365893A/en
Priority to FR4985A priority patent/FR1424263A/en
Priority to AT123665A priority patent/AT259489B/en
Priority to DEG31700U priority patent/DE1942914U/en
Publication of GB1045353A publication Critical patent/GB1045353A/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
    • E21D23/0052—Mine 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
    • 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
    • E21D23/0047—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor without essential shifting devices

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)
  • Bridges Or Land Bridges (AREA)
  • Tents Or Canopies (AREA)
  • Earth Drilling (AREA)

Abstract

1,045,353. Advancing mine-roof supports. GULLICK Ltd. Jan. 11, 1965 [Feb. 12, 1964], No. 5848/64. Heading E1E. A roof assembly or canopy for an advancing mine roof support frame comprises ar L-shaped portion 29, 30 mountec on one or more props 15, 16, 19 and a cantilever roof bar 31 which is pivotally connectec to one limb of the L-shapec portion and is supported forwardly of its pivot 32 by a further prop 20. The props 1; 16 and 19, 20 are mounted or base units 11, 12, see Figs. 2 3 and 5 (not shown), respectively which base units are hingedly interconnected by links. Specifications 772,543 and 866,108 are referred to.
GB5848/64A 1964-02-12 1964-02-12 Improvements in or relating to mine roof supports Expired GB1045353A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB5848/64A GB1045353A (en) 1964-02-12 1964-02-12 Improvements in or relating to mine roof supports
US426069A US3365893A (en) 1964-02-12 1965-01-18 Mine roof supports
FR4985A FR1424263A (en) 1964-02-12 1965-02-10 Improvements to mine roof supports
AT123665A AT259489B (en) 1964-02-12 1965-02-11 Migrating extension element for underground mining operations
DEG31700U DE1942914U (en) 1964-02-12 1965-02-11 EXPANSION ELEMENT FOR UNDERGROUND MINING OPERATIONS.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5848/64A GB1045353A (en) 1964-02-12 1964-02-12 Improvements in or relating to mine roof supports

Publications (1)

Publication Number Publication Date
GB1045353A true GB1045353A (en) 1966-10-12

Family

ID=9803770

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5848/64A Expired GB1045353A (en) 1964-02-12 1964-02-12 Improvements in or relating to mine roof supports

Country Status (5)

Country Link
US (1) US3365893A (en)
AT (1) AT259489B (en)
DE (1) DE1942914U (en)
FR (1) FR1424263A (en)
GB (1) GB1045353A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1236590A (en) * 1968-10-01 1971-06-23 Gullick Dobson Ltd Improvements in or relating to mine roof supports
DE3730711A1 (en) * 1987-09-12 1989-03-23 Bochumer Eisen Heintzmann ELECTRO-HYDRAULIC PROGRAM CONTROL

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2910281A (en) * 1956-10-19 1959-10-27 Rheinstahl Wanheim Gmbh Prop and conveyer arrangement for mines
GB950066A (en) * 1960-02-18 1964-02-19 Gullick Ltd Improvements in or relating to advancing roof supporting means for mines
FR1303511A (en) * 1961-07-22 1962-09-14 Mines Domaniales De Potasse Telescopic extension system with hydraulic lift for supporting elements in size

Also Published As

Publication number Publication date
AT259489B (en) 1968-01-10
DE1942914U (en) 1966-07-28
US3365893A (en) 1968-01-30
FR1424263A (en) 1966-01-07

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