FR1120210A - Clamping device for mine frames - Google Patents

Clamping device for mine frames

Info

Publication number
FR1120210A
FR1120210A FR1120210DA FR1120210A FR 1120210 A FR1120210 A FR 1120210A FR 1120210D A FR1120210D A FR 1120210DA FR 1120210 A FR1120210 A FR 1120210A
Authority
FR
France
Prior art keywords
mine
frames
clamping device
clamping
mine frames
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
Other languages
French (fr)
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.)
ETANCON COMPENSE L
Original Assignee
ETANCON COMPENSE L
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 ETANCON COMPENSE L filed Critical ETANCON COMPENSE L
Application granted granted Critical
Publication of FR1120210A publication Critical patent/FR1120210A/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)
FR1120210D 1955-01-20 1955-01-20 Clamping device for mine frames Expired FR1120210A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1120210T 1955-01-20

Publications (1)

Publication Number Publication Date
FR1120210A true FR1120210A (en) 1956-07-03

Family

ID=9631380

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1120210D Expired FR1120210A (en) 1955-01-20 1955-01-20 Clamping device for mine frames

Country Status (1)

Country Link
FR (1) FR1120210A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2444156A1 (en) * 1978-12-16 1980-07-11 Hoesch Werke Ag ASSEMBLY AND FASTENING DEVICE FOR PROFILES OF CROSS-SECTIONAL U-MOBILE BOXES

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2444156A1 (en) * 1978-12-16 1980-07-11 Hoesch Werke Ag ASSEMBLY AND FASTENING DEVICE FOR PROFILES OF CROSS-SECTIONAL U-MOBILE BOXES

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