Patent ID: 6740389
Filing Date: 2004-05-25
Classification: B31D,E06B,Y10T

Abstract:
A cellular structure for use in a honeycomb window shade, the cellular structure comprising:a single column of a plurality of longitudinally extending rows of double cells, the plurality of rows comprising at least a first row and a second row, the first row including a front cell and a back cell, the front cell being larger than the back cell and further comprising: a strip of material having a first surface and a second surface, the strip of material comprising a first greater width portion and a first limiting member portion, a first longitudinal glue line on the first surface of the strip at a first end of the first limiting member portion, the first glue line securing the first end of the first limiting member portion to the first surface of the strip on the first greater width portion, the front cell formed by the first limiting member portion and a first section of the first greater width, the back cell formed by the first limiting member portion and a second section of the first greater width, a second longitudinal glue line on the second surface of the strip at a second end of the first limiting member portion, the second glue line securing the second surface of the strip to the second row, a third longitudinal glue line on the second surface of the strip at a first end of the first greater width portion, the third glue line further securing the strip to the second row; the second row constructed as the first row; the first row secured to the second row with the second glue line and third glue line at the second surface of the strip of the second row on the second greater width portion; and wherein a face of the cellular structure is comprised of the plurality of rows which are stacked such that the front cells and back cells alternate.