GB1414257A - Gate self-advancing support system - Google Patents

Gate self-advancing support system

Info

Publication number
GB1414257A
GB1414257A GB683973A GB683973A GB1414257A GB 1414257 A GB1414257 A GB 1414257A GB 683973 A GB683973 A GB 683973A GB 683973 A GB683973 A GB 683973A GB 1414257 A GB1414257 A GB 1414257A
Authority
GB
United Kingdom
Prior art keywords
support system
conveyer
advancing
gate self
advancing support
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
GB683973A
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.)
Taiheiyo Coal Mining Co Ltd
Original Assignee
Taiheiyo Coal Mining Co 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 Taiheiyo Coal Mining Co Ltd filed Critical Taiheiyo Coal Mining Co Ltd
Priority to GB683973A priority Critical patent/GB1414257A/en
Publication of GB1414257A publication Critical patent/GB1414257A/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
    • E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
    • E21D23/0034—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face comprising a goaf shield articulated to a base member
    • E21D23/0043—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face comprising a goaf shield articulated to a base member and supported by two or more rows of struts parallel to the working face
    • 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
    • E21D23/0086—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor in galleries
    • E21D23/0091—Mine 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

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)
  • Excavating Of Shafts Or Tunnels (AREA)

Abstract

1414257 Mining conveyers TAIHEIYO COAL MINING CO Ltd 12 Feb 1973 6839/73 Heading B8A [Also in Division E1] A skid 11 for the charge conveyer of an advancing mine roof support system, see Divisions E1-E2, has a control aperture to house the charge conveyer, has attachment brackets 12 to receive the advancing jacks and has rear support guides 14; a hole 15 being also provided whereby a face conveyer may be coupled to the charge conveyer.
GB683973A 1973-02-12 1973-02-12 Gate self-advancing support system Expired GB1414257A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB683973A GB1414257A (en) 1973-02-12 1973-02-12 Gate self-advancing support system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB683973A GB1414257A (en) 1973-02-12 1973-02-12 Gate self-advancing support system

Publications (1)

Publication Number Publication Date
GB1414257A true GB1414257A (en) 1975-11-19

Family

ID=9821701

Family Applications (1)

Application Number Title Priority Date Filing Date
GB683973A Expired GB1414257A (en) 1973-02-12 1973-02-12 Gate self-advancing support system

Country Status (1)

Country Link
GB (1) GB1414257A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2367907A1 (en) * 1976-10-15 1978-05-12 Bochumer Eisen Heintzmann AUXILIARY SUPPORT FOR THE PASSAGE FROM PRUNING TO THE GALLERY
DE3446043C1 (en) * 1984-12-18 1986-06-19 NLW Fördertechnik GmbH, 4232 Xanten Face-boundary support
US4605341A (en) * 1983-10-22 1986-08-12 Dobson Park Industries Plc. Mine roof support and attachment means therefor
GB2191236A (en) * 1986-06-04 1987-12-09 Gullick Dobson Ltd Movable hydraulic jacks on mine roof support
GB2192021A (en) * 1986-06-26 1987-12-31 Gullick Dobson Ltd Mine roof support with two relatively pivotal roof plates
GB2198166A (en) * 1986-10-31 1988-06-08 Thos Storey Support prop suitable for bridges

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2367907A1 (en) * 1976-10-15 1978-05-12 Bochumer Eisen Heintzmann AUXILIARY SUPPORT FOR THE PASSAGE FROM PRUNING TO THE GALLERY
US4605341A (en) * 1983-10-22 1986-08-12 Dobson Park Industries Plc. Mine roof support and attachment means therefor
DE3446043C1 (en) * 1984-12-18 1986-06-19 NLW Fördertechnik GmbH, 4232 Xanten Face-boundary support
GB2191236A (en) * 1986-06-04 1987-12-09 Gullick Dobson Ltd Movable hydraulic jacks on mine roof support
US4797023A (en) * 1986-06-04 1989-01-10 Gullick Dobson Limited Mine roof supports
GB2191236B (en) * 1986-06-04 1990-04-04 Gullick Dobson Ltd Mine roof supports
GB2192021A (en) * 1986-06-26 1987-12-31 Gullick Dobson Ltd Mine roof support with two relatively pivotal roof plates
US4784532A (en) * 1986-06-26 1988-11-15 Gullick Dobson Limited Mine roof supports
GB2192021B (en) * 1986-06-26 1990-03-21 Gullick Dobson Ltd A roof engaging structure for a mine roof support
GB2198166A (en) * 1986-10-31 1988-06-08 Thos Storey Support prop suitable for bridges
GB2198166B (en) * 1986-10-31 1990-10-17 Thos Storey Improvements in and relating to support work props

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee