Patent ID: 7589978
Filing Date: 2009-09-15
Classification: H05K

Abstract:
1. An EMI shield for disposition relative to an air inlet opening through a surface of an electronics enclosure, comprising: an end surface; and a sidewall attached to the end surface, said sidewall forming a closed geometric shape and having an open end adapted for interconnection about a periphery of said air inlet opening of said electronics enclosure, said sidewall including a plurality of EMI attenuating apertures extending through said sidewall, wherein a maximum cross dimension of said EMI attenuating apertures is no greater than 5 mm, wherein a combined area of said EMI attenuating apertures is greater than an area of said open end; and a baffle disposed on an outside surface of the sidewall for deflecting at least a portion of airflow passing through said plurality of EMI attenuating apertures.