Hilti Aktiengesellschaft

Jens-Jörg Esser

Hans Hachtel

Horst-Detlef Gassmann

Markus Durig

Reimund Schlosser

Ralf Laternser

Alexander Kindle

Dietmar Binder

A nail-shaped fastening element including a first, conical section () tapering in a setting direction of the fastening element and having a shaped surface profile extending at least along a portion of the first section, and a second section () adjoining the first section () at end of the first section remote from the fastening element tip ().

Fastening element

A nail-shaped fastening element having a stem, and a head () provided at one end of the stem and projecting radially beyond the stem with the stem tapering at its another, free end toward a tip () and having a spherical, first section () extending from the tip () in a direction toward the head (), and a second conical section () adjoining the first section () and having a length (LLLL) smaller than a length (LLLL) of the first section ().

Nail-shaped fastening element

Growing community of inventors

Hohenems, Austria

Jens-Jörg Esser