Patent ID: 6378254
Filing Date: 2002-04-30
Classification: E06B

Abstract:
A window frame structure comprising a plurality of separate frame forming elements at least some of which are hollow elements each having a hollow central portion and an outer wall and an inner wall on the opposite side of said hollow portion in said hollow element from said outer wall, the improvement comprising a hole through said outer wall of one of said hollow elements, a mechanical fastener element having a head, said fastener element passing through said inner wall and into a second of said plurality of separate elements to secure said one of said hollow elements to said second of said plurality of separate elements said head positioned within said hollow central portion of said one of said hollow elements and in pressing relationship against said inner wall, said hole being opposite said fastener element in a position to permit said fastener element to pass through said hole and to provide access to said head during assembly of said frame and a sealing plug secured in sealing relationship to said hole to prevent water from passing through said hole when said frame has been assembled.