Patent ID: 6122868
Filing Date: 2000-09-26
Classification: E06B

Abstract:
An accordion shutter system, comprising:a plurality of adjacent continuously extruded, substantially rectangular accordion shutter blades having opposing vertical sides, wherein one vertical side of each said shutter blade consists of a male end and an opposite vertical side of said shutter blade consists of a female end such that said male end of adjacent shutter blades interlocks with said female end of said shutter blade therein forming a triple interlocking hinge;said male end of said triple interlocking hinge comprises a male partial circle with two outward protruding exterior hooks on its outer periphery and a notch that protrudes from an offset arm of said male end;said female end comprises a female partial circle with a first and a second interior hook sized to accept said male partial circle thereby creating said triple interlocking hinge, whereby said outward protruding exterior hooks of said male partial circle engage said first and second interior hooks of said female partial circle and one of said interior hooks of said female partial circle engages said notch that protrudes from said offset arm of said male end;an elongated continuously extruded header having a vertical centerline wherein two longitudinally running trolley wheel seats extend the length of said header, one on each side of said header's vertical centerline;a trolley assembly attached to every other said triple interlocking hinge wherein trolley wheels ride in said trolley wheel seats;a plurality of protruding guide pins connected to the same said triple interlocking hinges as said trolley assembly but disposed in the opposite direction;a continuously extruded sill forming a channel configuration connectable to a horizontal or vertical surface;said header further comprises two longitudinally running receptacles extending the length of said header, one on each side of said header's vertical centerline, wherein each said receptacle faces said trolley wheels when inserted into said receptors of said header, and receives felt or plastic to provide quieter deployment or stacking of said accordion shutter system;an elongated male centermate having said male end of said shutter blade for receiving said female end of said shutter blade, a locking pin slot and a male portion of said lock;an elongated female centermate having said male end of said shutter blade for receiving said female end of said shutter blade, a female portion of said lock for receiving said male portion of said lock and said locking pin slot; anda continuously extruded starter strip, shaped at 90 degrees or 180 degrees, having a female cylindrical section similar to said female end of said shutter blade for receiving said male end of said shutter blade and a flat mounting surface to abut against said horizontal or said vertical surface.