| 摘要 |
An expansion dowel, including an expansion sleeve (2) having a rear section (3) provided with an inner thread (4), an opposite expansion section (5) with a plurality of expansion tabs (6) separated by axial slots, and a stepped bore (9,10) having in, the expansion section (5), a smaller inner diameter (s) than in the rear section (3) and a circumferential annular shoulder (11) formed in a transitional region between the rear and the expansion sections (3,5) and facing substantial toward a rear end of the expansion sleeve (2), and an expansion member (12) provided at a front end of the expansion sleeve (2) projecting beyond the front, the expansion member (12) projecting beyond the front end of the expansion sleeve (2), widening substantially conically in a setting direction (5), and having a length (l) larger than a length (k) of the expansion section (5) of the expansion sleeve (2).
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