| 摘要 |
<p>The anchoring sleeve (1) for protective railings comprises a cylindrical body (2), the inner circumferential surface of which has an internal thread. The threaded section covers only a part of the inner circumferential surface and is situated on the end of the inner surface opposite the sleeve's entry hole. The threaded section has at the most three and especially two thread turns. The threaded section covers at the most 30 per cent and especially 20 per cent of the inner surface. An independent claim is included for a protective railing with the proposed anchoring sleeve.</p> |
