Patent ID: 6564517
Filing Date: 2003-05-20
Classification: B32B,E06B

Abstract:
A hurricane-resistant storm window assembly comprising:(a) at least one window pane member which consists of: (i) a first lami-glass substrate which is substantially {fraction (9/32)} of an inch (2.7 mm) thick, (ii) a second lami-glass substrate which is substantially {fraction (9/32)} of an inch (2.7 mm) thick, and (iii) a vinyl layer which is substantially 0.060 of an inch thick and laminating said first lami-glass substrate and said second lami-substrate together, said at least one window pane member including a first window pane member and a second window pane member vertically stacked and wherein said second window pane member is fixedly secured and said first window pane member is slidably coupled to transition from a closed state to an open state as said first window pane member is lifted;(b) a window frame surrounding an outer perimeter edge of said at least one window pane member; and, (c) first and second center mullions each of which includes: (i) a fixed crossbar member which is a generally square shaped tubular cavity extending horizontally; (ii) top and bottom flanges projecting from a top of said fixed crossbar member and from a bottom of said fixed crossbar member; and, (iii) steel bar members disposed in said fixed crossbar member wherein said first center mullion is in close proximity to a bottom portion of said second window pane member and said second center mullion is in close proximity to a top portion of said first window pane member.