Patent ID: 8323768
Filing Date: 2012-12-04
Classification: A61N,G01R,Y10T

Abstract:
1. An electromagnetic shield, comprising: a first apertured layer comprising a conductive material appertured in a first direction by a plurality of apertures having a maximum aperture dimension of 0.01 millimeters to 10 millimeters; and a second apertured layer immediately adjacent to the first aperture layer and comprising a conductive material appertured in the first direction by a plurality of apertures having a maximum aperture dimension of 0.01 millimeters to 10 millimeters, wherein said plurality of apertures in said first apertured layer are located in a predetermined pattern with respect to locations of said plurality of apertures in said second apertured layer such that the conductive material in the first apertured layer is electrically isolated from the conductive material in the immediately adjacent second apertured layer.