GB849698A - Improvements in struts and tie-rods for mine arches and the like - Google Patents

Improvements in struts and tie-rods for mine arches and the like

Info

Publication number
GB849698A
GB849698A GB163758A GB163758A GB849698A GB 849698 A GB849698 A GB 849698A GB 163758 A GB163758 A GB 163758A GB 163758 A GB163758 A GB 163758A GB 849698 A GB849698 A GB 849698A
Authority
GB
United Kingdom
Prior art keywords
struts
tie
rods
mine arches
arches
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
GB163758A
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.)
HILL PORTER NEWCASTLE Ltd
Original Assignee
HILL PORTER NEWCASTLE 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 HILL PORTER NEWCASTLE Ltd filed Critical HILL PORTER NEWCASTLE Ltd
Priority to GB163758A priority Critical patent/GB849698A/en
Publication of GB849698A publication Critical patent/GB849698A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/14—Lining predominantly with metal
    • E21D11/28—Longitudinal struts, i.e. longitudinal connections between adjoining arches

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
  • Bridges Or Land Bridges (AREA)
  • Joining Of Building Structures In Genera (AREA)

Abstract

849,698. Struts for mine arches &c. HILL PORTER (NEWCASTLE) Ltd., and TALBOTT, A. C. Jan. 13, 1959 [Jan. 17, 1958], No. 1637/58. Class 20(2) A strut between mine arches or girders comprises a plate a having one or more corrugations to the ends of which are welded transverse end plates b having bolt holes c coinciding with the centroid of the section formed by the corrugated plate which has one axis of symmetry which is a principal axis.
GB163758A 1958-01-17 1958-01-17 Improvements in struts and tie-rods for mine arches and the like Expired GB849698A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB163758A GB849698A (en) 1958-01-17 1958-01-17 Improvements in struts and tie-rods for mine arches and the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB163758A GB849698A (en) 1958-01-17 1958-01-17 Improvements in struts and tie-rods for mine arches and the like

Publications (1)

Publication Number Publication Date
GB849698A true GB849698A (en) 1960-09-28

Family

ID=9725384

Family Applications (1)

Application Number Title Priority Date Filing Date
GB163758A Expired GB849698A (en) 1958-01-17 1958-01-17 Improvements in struts and tie-rods for mine arches and the like

Country Status (1)

Country Link
GB (1) GB849698A (en)

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