发明授权
EP0750722B1 GAINE D'ANCRAGE 失效
锚定套

GAINE D'ANCRAGE
摘要:
An anchoring sleeve for receiving a screw in a concrete building element, consisting of a tubular body (1) made of synthetic material and surrounded by a metal shell (8) which only partially covers the synthetic body (1) so that at least the lower end thereof is exposed and can be destroyed by dissolving or perforating it so that water can flow through.
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