Security fence with secured bolts
AssigneeHadley Industries PLC
InventorGeoffrey Thomas Deeley
Life of this patent
Estimating the term…
Abstract
A fence pale P for a security fence comprises at least one hole 3 to receive a fastener 4 having a head 9 and a shank 8, with the shank 8 extending through the hole 3 and the underside of the head 9 being in contact with the surface 1 of the pale P, wherein integral shoulder means 20 are located adjacent the or each hole 3, said shoulder means 20 being shaped to deny access to the underside of the head 9 of a so-received fastener 4, whereby the fastener 4 cannot be prised away from the pale P.
Claims11
A security fence comprising two posts, pales and at least one rail, wherein the pales are generally vertical and secured by fastener means to a generally horizontal rail, wherein the pales have at least one hole to receive a fastener having a head and a shank, the shank extending through the hole, the underside of the head being in contact with the surface of the pale, shoulder means being located adjacent the or each hole, the shoulder means being shaped to deny access to the underside of the head of a fastener received in the hole, whereby the fastener cannot be prised away from the pale.
A security fence pale, the pale having at least one hole to receive a fastener having a head and a shank, with the shank extending through the hole and the underside of the head being in contact with the surface of the pale, shoulder means being located adjacent the or each hole, the shoulder means being shaped to deny access to the underside of the head of a so-received fastener, whereby the fastener cannot be prised away from the pale.
Dependencies are inferred from the claim text.