Patent ID: 6075204
Filing Date: 2000-06-13
Classification: A23L,H05K

Abstract:
An apparatus for enclosing electronic circuits comprising:a first enclosure for housing an electronic circuit having a plurality of walls having at least one vent through one of said plurality of walls;a second enclosure having a plurality of walls for surrounding said first enclosure and having a purge valve mounted through one of said walls adapted to permit gas to exit said second enclosure after the pressure inside said second enclosure exceeds a predetermined value;a means for spacing apart said first enclosure and said second enclosure;a gas conduit for inputting a purge gas through said second enclosure and into said first enclosure so that a positive flow of purge gas circulates around said electronics and exits said first enclosure at said vent; and;a means for electrically connecting said enclosed electronic circuits with an electronic circuit external to said first and second enclosures.