Anchoring sleeve
AssigneeVape Rail International S.A.
InventorGerard Lucien Vanotti
Life of this patent
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Abstract
An anchoring sleeve for receiving a screw in a concrete building element, consists 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.
Claims10
Anchoring sleeve intended to receive a screw in a concrete building element, the sleeve comprising a tubular body (1) having ends and being closed at one of said ends and made of synthetic material which on the inside has a screw thread (2) and, on the outside, has peripheral anchorage ahd load-spreading bosses (4) and two longitudinal ribs (10), said body being surrounded by a metal shell (8) consisting of two half-shells (8a, 8b) fixed to the longitudinal ribs of the body made of synthetic material, characterized in that the metal shell (8) stretches only over part of the body (1) made of synthetic material so as to leave at least the closed end of this body free, and in that the said closed end is able to be destroyed.
Dependencies are inferred from the claim text.