Fastening element
AssigneeHilti Aktiengesellschaft
InventorsHorst-Detlef Gassmann, Michael Mergenbaum, Werner Wanger
Life of this patent
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Abstract
A fastening element which is designed for driving—in a constructional component, includes a stem (11) adjoined, at it's opposite sides, by a load application section (13) and a tip (12) facing in the setting direction of the fastening element, and a prestress member (20) having a force-introducing section (21) engaging the stem (11) and/or the tip (12), and a bearing surface (22) remote from the load application section (13) and provided with an elastic layer (17) having an opening (18) a wall (19) of which is radially spaced from an axial projection of the stem (11).
Claims5
A fastening element to be driven in a constructional component formed of a hard material the fastening element comprising a load application section (13);
- a stem (11) adjoining the load application section (13) a tip (12) adjoining the stem (11) a prestressed member (20 having a force-introducing section (21) engaging at least one of the stem (11) and a tip (12), and a bearing surface (22) remote from the load application section (13);
- and an elastic layer (17) provided on the bearings surface (22) of the prestress member (20) and having an opening (18) a wall (19) of which is radially spaced from an axial projection of the stem (11).
Dependencies are inferred from the claim text.