Patent ID: 8857129
Filing Date: 2014-10-14
Classification: E06B,Y10T

Abstract:
1. A frame assembly including: (a) at least two frame members, each of the at least two frame members comprising two mitered ends and defining an interior space divided into at least three enclosed longitudinal cavities, wherein one of the at least three cavities is a corner key cavity; (b) at least one corner key, wherein each of the at least one corner key has a first half and a second half, wherein each half of each of the at least one corner key is configured to fit into one end of one of the corner key cavities to form a corner; and (c) adhesive inside the frame members at the corner of the at least two frame members bonding the at least two frame members and the at least one corner key; and wherein when the at least two frame members are joined using the at least one corner key, the frame assembly defines an outer perimeter and an inner perimeter, wherein the corner key cavity is located along the outer perimeter of the frame assembly; wherein the outer perimeter of the frame assembly includes a contact portion configured to contact another frame assembly or a structure, wherein the corner key cavity extends across at least 90% of the contact portion of the outer perimeter of the frame assembly.