US 12,227,960 B1
Post and ground mat
Michael L. Bishop, Bristow, OK (US)
Assigned to Ameristar Perimeter Security USA Inc., Tulsa, OK (US)
Filed by Ameristar Perimeter Security USA Inc., Tulsa, OK (US)
Filed on Feb. 2, 2022, as Appl. No. 17/590,962.
Int. Cl. E04H 17/18 (2006.01); E04H 17/20 (2006.01)
CPC E04H 17/18 (2013.01) [E04H 17/21 (2021.01)] 23 Claims
OG exemplary drawing
 
1. A post, comprising:
an elongate and rectilinear shaft having opposed upper and lower ends; and
a flat base supported by the shaft at its lower end and extending in orthogonal relationship to the shaft, the base having a centroid and an external profile, the external profile comprising:
two sets of aligned and concave scallops, the sets having point symmetry relative to the centroid; and
two concave scoops, the scoops having point symmetry relative to the centroid, the scoops being situated on opposite sides of an imaginary line extending through the centroid, with each scoop opening toward that line.