E - Fixed Constructions – 21 – D
Patent
E - Fixed Constructions
21
D
E21D 21/00 (2006.01) E21D 20/02 (2006.01)
Patent
CA 2342507
A tubular anchor including a tubular member having a drilling head at one end at one end thereof, load application means at another opposite end thereof, and at least one outlet opening provided in a region of the drilling head, and at least one, substantially cylindrical, hollow element for receiving a mortar mass and closed, at its opposite ends, with two pistons, respectively, displaceable along the tubular member with the at least one receiving element having, at its end facing in a setting direction, a piston-receiving region and having at least one through-opening spaced from a free end of the piston-receiving region by a distance corresponding at least to a length of the piston received therein and measured in a longitudinal direction of the tubular member.
Leibhard Erich
Ludwig Wolfgang
Gierczak Eugene J. A.
Hilti - Aktiengesellschaft
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