F - Mech Eng,Light,Heat,Weapons – 16 – B
Patent
F - Mech Eng,Light,Heat,Weapons
16
B
F16B 19/00 (2006.01) E04B 1/41 (2006.01) F16B 15/06 (2006.01)
Patent
CA 2050856
ANCHORING DEVICE ABSTRACT An anchoring device having a head and a shank to be forcibly driven into a hole in concrete or masonry. The shank has proximal, transitional, and distal portions defining respective axes that do not coincide when the shank is unstressed and defining proximal and distal elbows. Notches enhancing frictional engagement between the shank and the hole wall are formed at convex surfaces of the elbows, as well as along substantially cylindrical surfaces of the proximal, transitional, and distal portions of the shank.
Ditka Michael P.
Hasan Syed R.
Packard Mark A.
Ditka Michael P.
Finlayson & Singlehurst
Hasan Syed R.
Illinois Tool Works Inc.
Packard Mark A.
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