Patent ID: 11970874
Assignee: VALMONT INDUSTRIES, INC.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 15:
16. A pole assembly, wherein the pole assembly comprises:
a hollow inner cavity;
an inner shell wall, wherein the inner shell wall comprises a first column; wherein the inner shell wall surrounds the hollow inner cavity; wherein the inner shell wall comprises steel;
a center fill layer, wherein the center fill layer surrounds the inner shell wall; wherein the center fill layer comprises concrete; and
an outer shell wall, wherein the outer shell wall comprises a second column; wherein the outer shell wall comprises fiberglass reinforced polymer; wherein the outer shell wall surrounds the inner shell wall and the center fill layer;
wherein the center fill layer comprises a plurality of reinforcement wires which are arranged vertically within the center fill layer; wherein at least one reinforcement wire comprises steel;
wherein at least one reinforcement wire comprises fiberglass reinforced polymer; wherein the center fill layer comprises polyurethane;
wherein the center fill layer is formed of a first material at a first lower portion and a second fill material at a second upper portion;
wherein the center fill layer comprises self-consolidating concrete at the first lower portion; wherein the center fill layer comprises polyurethane at the second upper portion.