GB611536A - Hammer-locked struts for mine arches and like constructions which need lateral support - Google Patents

Hammer-locked struts for mine arches and like constructions which need lateral support

Info

Publication number
GB611536A
GB611536A GB634446A GB634446A GB611536A GB 611536 A GB611536 A GB 611536A GB 634446 A GB634446 A GB 634446A GB 634446 A GB634446 A GB 634446A GB 611536 A GB611536 A GB 611536A
Authority
GB
United Kingdom
Prior art keywords
struts
hammer
constructions
locked
lateral 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
GB634446A
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.)
DAVID DESMOND RICHARDS
Original Assignee
DAVID DESMOND RICHARDS
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 DAVID DESMOND RICHARDS filed Critical DAVID DESMOND RICHARDS
Priority to GB634446A priority Critical patent/GB611536A/en
Publication of GB611536A publication Critical patent/GB611536A/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)
  • Earth Drilling (AREA)
  • Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
  • Road Signs Or Road Markings (AREA)

Abstract

611,536. Jointing. RICHARDS, D. D. March 1, 1946, No. 6344. [Class 83 (iv)] [Also in Group X] A strut 1 of angle, square, circular, tee- or channel-section is joined to a flanged member 3 by cutting a notch 2 near the end of the strut 1, placing the flanges 6 of the member 3 within the notch, and bending over the end 7 of the strut to lock the tips of the flanges 6 within the notch.
GB634446A 1946-03-01 1946-03-01 Hammer-locked struts for mine arches and like constructions which need lateral support Expired GB611536A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB634446A GB611536A (en) 1946-03-01 1946-03-01 Hammer-locked struts for mine arches and like constructions which need lateral support

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB634446A GB611536A (en) 1946-03-01 1946-03-01 Hammer-locked struts for mine arches and like constructions which need lateral support

Publications (1)

Publication Number Publication Date
GB611536A true GB611536A (en) 1948-11-01

Family

ID=9812772

Family Applications (1)

Application Number Title Priority Date Filing Date
GB634446A Expired GB611536A (en) 1946-03-01 1946-03-01 Hammer-locked struts for mine arches and like constructions which need lateral support

Country Status (1)

Country Link
GB (1) GB611536A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1039007B (en) * 1953-11-05 1958-09-18 Loebbert & Co G M B H End piece for wire distortion tips
DE1048849B (en) * 1955-06-30 1959-01-22 Droege & Koch Kommanditgesells Channel profile bolting

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1039007B (en) * 1953-11-05 1958-09-18 Loebbert & Co G M B H End piece for wire distortion tips
DE1048849B (en) * 1955-06-30 1959-01-22 Droege & Koch Kommanditgesells Channel profile bolting

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