CA1116423A - Supports de voute de galerie de mine - Google Patents

Supports de voute de galerie de mine

Info

Publication number
CA1116423A
CA1116423A CA000347326A CA347326A CA1116423A CA 1116423 A CA1116423 A CA 1116423A CA 000347326 A CA000347326 A CA 000347326A CA 347326 A CA347326 A CA 347326A CA 1116423 A CA1116423 A CA 1116423A
Authority
CA
Canada
Prior art keywords
support
roof
ram
adjacent
advancing
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
CA000347326A
Other languages
English (en)
Inventor
Lewis R.B. Bower
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.)
Fletcher Sutcliffe Wild Ltd
Original Assignee
Fletcher Sutcliffe Wild 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 Fletcher Sutcliffe Wild Ltd filed Critical Fletcher Sutcliffe Wild Ltd
Application granted granted Critical
Publication of CA1116423A publication Critical patent/CA1116423A/fr
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
    • E21D23/0082—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor specially adapted for vertical or steep gradient seams
    • 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
    • E21D23/0409—Aligning or guiding means for the supports or for the constitutive parts of the supports
    • 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)
  • Structure Of Belt Conveyors (AREA)
  • Control Of Conveyors (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
CA000347326A 1979-03-10 1980-03-10 Supports de voute de galerie de mine Expired CA1116423A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7908500 1979-03-10
GB7908500 1979-03-10

Publications (1)

Publication Number Publication Date
CA1116423A true CA1116423A (fr) 1982-01-19

Family

ID=10503789

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000347326A Expired CA1116423A (fr) 1979-03-10 1980-03-10 Supports de voute de galerie de mine

Country Status (4)

Country Link
AU (1) AU5621880A (fr)
CA (1) CA1116423A (fr)
DE (1) DE3008383A1 (fr)
ZA (1) ZA801299B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112253203A (zh) * 2020-10-26 2021-01-22 山西晟特恒采矿工程机械有限公司 一种掘进机用机载平台支护系统

Also Published As

Publication number Publication date
AU5621880A (en) 1980-09-18
ZA801299B (en) 1981-02-25
DE3008383A1 (de) 1980-09-25

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Legal Events

Date Code Title Description
MKEX Expiry