DE3200498C2 - - Google Patents

Info

Publication number
DE3200498C2
DE3200498C2 DE19823200498 DE3200498A DE3200498C2 DE 3200498 C2 DE3200498 C2 DE 3200498C2 DE 19823200498 DE19823200498 DE 19823200498 DE 3200498 A DE3200498 A DE 3200498A DE 3200498 C2 DE3200498 C2 DE 3200498C2
Authority
DE
Germany
Prior art keywords
slot
route
elements
sliding guide
line extension
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
DE19823200498
Other languages
German (de)
English (en)
Other versions
DE3200498A1 (de
Inventor
Michael Adrian Upholland Wigan Gb Welch
Allen Whelley Wigan Gb Waters
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.)
DOBSON PARK INDUSTRIES Ltd COLWICK NOTTINGHAM GB
Original Assignee
DOBSON PARK INDUSTRIES Ltd COLWICK NOTTINGHAM GB
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 DOBSON PARK INDUSTRIES Ltd COLWICK NOTTINGHAM GB filed Critical DOBSON PARK INDUSTRIES Ltd COLWICK NOTTINGHAM GB
Publication of DE3200498A1 publication Critical patent/DE3200498A1/de
Application granted granted Critical
Publication of DE3200498C2 publication Critical patent/DE3200498C2/de
Granted 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
    • 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
    • E21D23/0095—Temporary supports at the driving front
    • 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
    • E21D23/08—Advancing mechanisms
    • E21D23/081—Advancing mechanisms forming parts of the roof supports

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)
  • Load-Engaging Elements For Cranes (AREA)
DE19823200498 1981-02-24 1982-01-11 "streckenausbau" Granted DE3200498A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8105842 1981-02-24

Publications (2)

Publication Number Publication Date
DE3200498A1 DE3200498A1 (de) 1982-09-09
DE3200498C2 true DE3200498C2 (fr) 1987-06-11

Family

ID=10519936

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823200498 Granted DE3200498A1 (de) 1981-02-24 1982-01-11 "streckenausbau"

Country Status (1)

Country Link
DE (1) DE3200498A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103711509B (zh) * 2014-01-10 2015-11-18 李明 自移式拱形掩护支架、铺网架棚一体机
CN112282815A (zh) * 2020-10-28 2021-01-29 贵州理工学院 一种巷道支护用支撑装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2740641C3 (de) * 1977-09-09 1980-06-04 Bochumer Eisenhuette Heintzmann Gmbh & Co, 4630 Bochum Fahrbare Schutzhaube und/oder Schalung fur Streckenvortriebe in Gm ben, Tunneln o.dgl
US4143991A (en) * 1978-05-24 1979-03-13 Frank Stafford Mine roof support system

Also Published As

Publication number Publication date
DE3200498A1 (de) 1982-09-09

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee