Patent ID: 8795568
Filing Date: 2014-08-05
Classification: E06B,Y10T

Abstract:
1. A method of making a spacer, the method comprising: arranging at least a portion of a first elongate strip and at least a portion of a second elongate strip to define a space there between; extruding a first sidewall through a first extrusion nozzle and an extrusion die in the space, wherein the extrusion die is positioned between the elongate strips and configured such that the first sidewall is offset from the elongate edges of the first elongate strip and the second elongate strip; adhering the first sidewall to the first elongate strip and the second elongate strip; moving the first extrusion nozzle relative to the first and second elongate strips while extruding the first sidewall; and passing the first elongate strip and the second elongate strip through a guide, wherein extruding the first sidewall and adhering the first sidewall is while the first elongate strip and the second elongate strip pass through the guide.