Patent ID: 7146767

Claim:
A standardized arched jamb assembly, comprising: (a) an arched jamb member having a pair of opposite ends and first angled cuts made on said opposite ends, said arched jamb member also having a predetermined curvature and radius of curvature; and (b) a pair of opposite upright jamb members having upper end portions and second angled cuts made at said upper end portions which meet and interface with said first angled cuts on said opposite ends of said arched jamb member so as to assemble said arched jamb member with said upright jamb members to form an arched jamb assembly for defining a wall opening, said upright jamb members having inner faces, said first and second angled cuts of said arched jamb member and upright jamb members being comprised of two sides and having substantially identical standard angular configurations irrespective of variations in the radius of curvature of said arched jamb member provided to define wall openings of different widths between said upright jamb members; wherein each end of the arched jamb member having a further angled stop cut extending perpendicular to one side of said first angled cuts for bearing against the inner face of the respective upright jamb member when said first angled cuts are interfaced with said second angled cuts.