Cold rolled post for security fence
AssigneeHadley Industries PLC
InventorGeoffrey Thomas Deeley
Life of this patent
Estimating the term…
Abstract
A post for a security fence and comprises a thin sheet of steel which has been cold-formed to be of generally I section and is then galvanised.
Claims15
A security fence comprising two posts and at least one rail extending between the posts and a plurality of pales connected to the rail, wherein at least one post comprises a cold rolled metal section of generally I-form, having a main web and two side flanges which are shaped to define a cavity through which gases can pass, the upper end of the post being shaped to form a security head.
A method of making and galvanising security fence post made of cold rolled metal section, the method comprising folding flat sheet to generally I-form to have a main web and side flanges, folding each flange inwardly while leaving a small gap, dipping the form in a galvanising composition whereby all the surfaces of the section are galvanised and any released fumes can escape via the small gap.
A security fence comprising two posts and at least one rail extending between the posts, wherein at least one post comprises a cold rolled metal section of generally I form, having a main web and two side flanges, which are parallel to each other, the upper end of the post being shaped to form a security head.
Dependencies are inferred from the claim text.