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.)
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.)
Bochumer Eisenhuette Heintzmann GmbH and Co KG
Original Assignee
Bochumer Eisenhuette Heintzmann GmbH and Co KG
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Filing date
Publication date
Application filed by Bochumer Eisenhuette Heintzmann GmbH and Co KGfiledCriticalBochumer Eisenhuette Heintzmann GmbH and Co KG
Publication of FR2448624A1publicationCriticalpatent/FR2448624A1/fr
Application grantedgrantedCritical
Publication of FR2448624B3publicationCriticalpatent/FR2448624B3/fr
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
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Engineering & Computer Science
(AREA)
Mining & Mineral Resources
(AREA)
Architecture
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Civil Engineering
(AREA)
Structural Engineering
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Life Sciences & Earth Sciences
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General Life Sciences & Earth Sciences
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Geochemistry & Mineralogy
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Geology
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Clamps And Clips
(AREA)
FR7931726A1979-02-071979-12-26Dispositif d'assemblage de profiles, notamment pour le montage des arceaux glissants de soutenement
GrantedFR2448624A1
(fr)
