Patent ID: 7276661

Claim:
An electrical box mounting assembly comprising: a mud ring comprising: an adapting plate member comprising: an outward side; an inward side; and an edge; a mud ring aperture oriented substantially about a principal axis of extension of the adapting plate member; and at least one adaptor fastener mounting plate for receiving a fastener wherein the at least one adaptor fastener mounting plate extends from the edge of adapting plate member in the direction of the mud ring aperture; and a flange bordering the mud ring aperture of the adapting plate member and substantially perpendicular to, and extending in the direction of the outward side of, the adapting plate member and oriented substantially about the principal axis of extension of the adapting plate member; the flange comprising: an inward side; an outward side; and a frangible electrical device mounting plate extending into the mud ring aperture from the inward side of the flange.