| 摘要 |
<p>A tubular anchor including a tubular member having a drilling head at o ne 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 a t least one, substantially cylindrical, hollow element for receiving a mortar mass and closed, at its opposite ends, with two pistons, respectively, displaceable along the tubula r member with the at least one receiving element having, at its end facing in a setti ng direction, a piston-receiving region and having at least one through-opening spaced fro m 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.</p> |
