GB380294A - Improvements in arches for supporting sides and roofs of headings and tunnels in mines and like places - Google Patents

Improvements in arches for supporting sides and roofs of headings and tunnels in mines and like places

Info

Publication number
GB380294A
GB380294A GB3177031A GB3177031A GB380294A GB 380294 A GB380294 A GB 380294A GB 3177031 A GB3177031 A GB 3177031A GB 3177031 A GB3177031 A GB 3177031A GB 380294 A GB380294 A GB 380294A
Authority
GB
United Kingdom
Prior art keywords
arches
mines
roofs
headings
tunnels
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
GB3177031A
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.)
FERDINAND RICHARDS
Original Assignee
FERDINAND 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 FERDINAND RICHARDS filed Critical FERDINAND RICHARDS
Priority to GB3177031A priority Critical patent/GB380294A/en
Publication of GB380294A publication Critical patent/GB380294A/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
    • E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
    • E21D11/22—Clamps or other yieldable means for interconnecting adjacent arch members either rigidly, or allowing arch member parts to slide when subjected to excessive pressure

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)
  • Tents Or Canopies (AREA)

Abstract

380,294. Mine roof and side supports. RICHARDS, F., 14, Brynheulog Street, Port Talbot, Glamorgan. Nov. 16, 1931, No. 31770. Addition to 338,451, [Class 20 (ii), Buildings and structures, Miscellaneous accessories &c.]. [Class 20 (ii).] A modification of the invention of the parent Specification comprises providing the straightedged fishplates with internal ribs 15 to abut against the webs of the arched supporting members just beneath the flanges thereof. The edges 19 of the fishplates may extend over the edges of the flaps of the supporting members.
GB3177031A 1931-11-16 1931-11-16 Improvements in arches for supporting sides and roofs of headings and tunnels in mines and like places Expired GB380294A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3177031A GB380294A (en) 1931-11-16 1931-11-16 Improvements in arches for supporting sides and roofs of headings and tunnels in mines and like places

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3177031A GB380294A (en) 1931-11-16 1931-11-16 Improvements in arches for supporting sides and roofs of headings and tunnels in mines and like places

Publications (1)

Publication Number Publication Date
GB380294A true GB380294A (en) 1932-09-15

Family

ID=10328136

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3177031A Expired GB380294A (en) 1931-11-16 1931-11-16 Improvements in arches for supporting sides and roofs of headings and tunnels in mines and like places

Country Status (1)

Country Link
GB (1) GB380294A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1236449B (en) * 1959-03-05 1967-03-16 Arthur Klaesener Bracket for the expansion of the route

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1236449B (en) * 1959-03-05 1967-03-16 Arthur Klaesener Bracket for the expansion of the route

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