F - Mech Eng,Light,Heat,Weapons – 16 – B
Patent
F - Mech Eng,Light,Heat,Weapons
16
B
85/24
F16B 13/06 (2006.01) F16B 13/00 (2006.01) F16B 13/12 (2006.01) F16B 19/14 (2006.01)
Patent
CA 2006471
A fastening element assembly for use in a hard receiving material, such as concrete, masonry and the like, includes a sleeve and a fastening element or bolt. The sleeve forms a blind bore in the receiving material. At its leading end, in the insertion direction, the sleeve has a cutting edge. The sleeve is rotated by rotational force transmitted to engagement faces on the sleeve. After the borehole is drilled by the sleeve, the bolt is driven through the sleeve into the receiving material.
Ehmig Gerhard
Hachtel Hans
Maier Michael
Gierczak Eugene J. A.
Hilti - Aktiengesellschaft
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