Anchoring apparatus for anchoring a mining installation

Details Anchoring apparatus for anchoring a mining installation Anchoring apparatus for anchoring a mining installation

1976-12-03

1978-06-13

Taylor, Dennis L.

Mining or in situ disintegration of hard material

Processes

Forming blocks

61 45B, 299 31, E21D 2000, E21D 2102

Patent

active

040941574

ABSTRACT:
Apparatus for anchoring a mining installation to the floor of a mining excavation includes an anchor beam and at least one anchoring element which is anchored in a borehole in the floor of the mining excavation. Each anchoring element is provided with a respective tensioning device for prestressing that anchoring element. Each tensioning device comprises a freely pivotable support member on which is arrayed an adjustable anchoring element connection element.

REFERENCES:
patent: 1687306 (1928-10-01), O'Toole
patent: 2842341 (1958-07-01), Wink
patent: 3995907 (1976-12-01), Dubois

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