Composite structure for window sash, door frame, and the like

摘要

A frame construction for supporting a panel member in a door or window sash; the frame construction comprising a framing member which is elongate and having a transverse cross-sectional shape; and the frame construction also comprising a retaining member for retaining the panel member in the rebate, wherein the retaining member is elongate and has a transverse cross-sectional shape and has first and second longitudinal side portions which are respectively located on opposite sides of a longitudinal intermediate portion, the intermediate portion of the retaining member is interlocked with the framing member, the first side portion of the retaining member cantilevers over the rebate in the framing member, and the second side portion of the retaining member is fastened to the framing member.