Fastening element for hard constructional components

US7441998B2 · kind B2 · utility

Assignee

• Hilti Aktiengesellschaft · LI

Inventors

• Manfred Gahler · Königsbrunn, DE
• Josef Glogger · Buchloe, DE
• Franz Huber · Türkheim, DE
• Martin Volker · Worms, DE
• Michael Radl · Hohenems, AT
• Juergen Wieser · Ober-Ramstadt, DE

Key dates

• Filing date: Aug 30, 2006
• Grant date: Oct 28, 2008
• Expiry date: Oct 18, 2026

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F16B13/002
• WIPO field: Mechanical elements
• WIPO sector: Mechanical engineering

Abstract

A fastening element for hard constructional components includes a cylindrical base body (22), a self-tapping thread (27) provided at least on a portion of an outer surface (26) of the base body (22) and having a runout (28) that is spaced from a first end (24) of the base body (22) to provide a thread-free section (31) on the outer surface (26) of the base body (22) and extending from the first end (24) in a direction of a second end (25) of the base body (22), and an inwardly located engagement element (32) for a setting bit (13) arranged in a region of the thread-free section (31) and having an axial extent (F) smaller than an axial extent (E) of the thread-free section (31), and a receptacle opening (33) that opens toward the second end (25) and adjoins the engagement element (32) in the direction of the second end (25), and is provided with load application element (34).