Gewerkschaft Eisenhutte Westfalia, Gmbh

Werner Karsten

Helmut Erwien

Apparatus for anchoring a mining installation to the floor of a mine working includes an anchor beam and means for anchoring the anchor beam. A trolley is mounted on the anchor beam for longitudinal movement relative thereto. A guide skid is pivotally connected, at one end, to the trolley and one end of a support skid is pivotally connected to the other end of the guide skid. The other end of the support skid is pivotally connected to a support table for the mining installation, whereby the support table can pivot in a vertical plane. A support strut pivotally connected to both the guide skid and the support table holds the support table firmly at a given inclination.

Anchoring apparatus for a mining installation

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.

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Gelsenkirchen, Germany

Werner Karsten