Patent ID: 7762028
Filing Date: 2010-07-27
Classification: E04D

Abstract:
1. A window frame adapted to receive a window assembly, the window frame comprising: four frame sides defining an opening, each of the four sides including: a stepped frame section having a lower step surface and an upper step surface, the lower step surface and the upper step surface complementary to an edge detail of the window assembly wherein the lower step surface is adapted to receive a first light-panel having a first length and a first width such that when the first light-panel is received by the lower step surface, a section of the first light-panel opposes the lower step surface and the upper step surface is adapted to receive a second light-panel with or without a spacer interposed between the second light-panel and the upper step surface, the second light-panel having a second length and a second width such that when the second light-panel is received by the upper step surface, a section of the second light-panel or the spacer opposes the upper step surface, wherein the first length is less than the second length and the first width is less than the second width, and a side section extending from the stepped frame section, the side section being continuous with the stepped frame section.