Patent ID: 6912007

Claim:
A securable corner surveillance unit comprising: a) a housing adapted for snug mounting in an upper corner of a room, the housing having a top surface for mounting against a ceiling and a left back surface and a right back surface for mounting against a left and right wall respectively; b) a front perimeter portion in the housing joining a top edge on the top surface, a left edge on the left back surface, and a right edge on the right back surface; c) a front plate within the front perimeter portion, the front plate having at least one surveillance window mounted in the front plate; in which the top surface has an angle of slightly greater than 90 degrees with respect to a back edge formed by the meeting of the left back surface and the right back surface, the left back surface has an angle of slightly greater than 90 degrees with respect to the right back surface, and the housing is substantially a truncated tetrahedron, having left and right top side facets, a bottom facet, and an intermediate rear facet, formed respectively by sealed truncations of corners that would otherwise be formed by extension of top, left, right, and front surfaces of the unit.