| 摘要 |
An anchor rod to be received in a bore filled with mortar mass including a connection region having a plurality of axially arranged one after another, conical enlargements a diameter of which increases in a setting direction and which are provided with circumferential sections radially spaced from a longitudinal axis of the anchor rod by a greatest distance, having a radius (r) smaller by from about .1mm to about 1.5mm then a half of a nominal diameter of the anchoring region receiving bore, and extending, respectively, in a circumferential direction over an angle of up to 300.degree..
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