Patent ID: 7974078
Filing Date: 2011-07-05
Classification: H02B

Abstract:
1. An electrical enclosure assembly comprising: a first enclosure having a plurality of walls defining an interior and an exterior, one of said walls including a first number of one way vents, said interior being substantially sealed from said exterior except at said first number of one way vents; and a second enclosure within said first enclosure, said second enclosure having a plurality of walls defining an interior within the interior of said first enclosure, one of the plurality of walls of said second enclosure including a second number of one way vents, the interior of said second enclosure being substantially sealed from the interior of said first enclosure, excluding the interior of the second enclosure, except at said second number of one way vents, wherein a number of said first number of one way vents and said second number of one way vents comprises: wherein said panel portion completely covers said aperture in said first position, and wherein said panel portion is structured to be restricted from movement in a second direction opposite said first direction by a portion of said corresponding wall.