Patent ID: 7538270

Claim:
A plastic electrical box with at least one integral metal section comprising: a pair of end walls with rear and front edges; a pair of side walls extending between said end walls from the front edges of said end walls to midsections of said end walls; a flat rib joining midsections of said rear edges of said end walls leaving a pair of oppositely facing openings defined by recessed molded frames into said box; wherein said at least one metal section is a pair of L-shaped metal brackets filling said oppositely facing openings; said pair of L-shaped metal brackets having knockouts for accepting conduit or armored cable connectors into said box; and said end walls, said side walls, and said flat rib being of single piece molded plastic construction and having a forwardly facing opening, said flat rib and rear edges of said end walls have recesses to accommodate said pair of L shaped metal brackets.