Patent ID: 7427096

Claim:
A window module for a transit vehicle, said window module comprising: a frame configured to mount to a transit vehicle; a fixed window panel having an interior surface and an exterior surface, said fixed window panel being affixed to a portion of said frame; a perimeter panel having an interior surface and an exterior surface, said perimeter panel being secured to another portion of said frame, said perimeter panel comprising perimeter portions that cooperate to define an opening at said other portion of said frame; a movable window panel having an interior surface and an exterior surface; said frame comprising a pair of channel members for movably receiving said movable window panel, said movable window panel being slidably positioned at said frame such that a first perimeter edge of said movable window panel is slidably engaged with one of said channel members and a second perimeter edge of said movable window panel is slidably engaged with the other of said channel members; said movable window panel being movable along said channel members and interiorly of said fixed window panel when opened and interiorly of and generally at said perimeter panel when at least partially closed; and wherein said exterior surfaces of said fixed window panel and of said perimeter panel form a generally flush exterior surface at an exterior of the transit vehicle when said window assembly is installed at the transit vehicle.