Patent ID: 7866118

Claim:
A storm door assembly for a doorway to a building, the storm door assembly comprising: a frame configured for hinged mounting at a doorway of a building, the frame comprising an opening through the frame, the opening comprising a depth and at least two channels disposed in parallel around an inner surface of the depth; at least two removable frame inserts each comprising a front surface, a rear surface, an insert perimeter comprising a plurality of recesses positioned about the perimeter and a groove disposed along the insert perimeter and located between the front surface and the rear surface, each of the plurality of recesses comprising an opening through the front surface and a corresponding annular opening through the rear surface that is concentric with the opening through the front surface; a plurality of twisting cams each comprising a pivot extending from a rear side of the twisting cam, wherein each of the plurality of twisting cams is disposed within one of the plurality of recesses such that the pivot of each twisting cam mates with the annular opening of the respective recess and a front portion of each twisting cam extends into the corresponding opening through the front surface; wherein the at least two frame inserts each held in a fixed position with respect to the frame via placement of the twisting cams within the at least two channels.