Patent ID: 7256994

Claim:
A power supply apparatus comprising: a case having a front panel, and a rear panel disposed to face said front panel with a spacing disposed therebetween, said front panel having therein a plurality of air intake openings and a first opening spaced from said air intake openings, said first opening being larger than said air intake openings, said rear panel having a plurality of air discharge openings facing said plurality of air intake openings; a blower disposed within said case for introducing air through said air intake openings into said case and discharging the introduced air through said air discharge openings; a control panel disposed to close said first opening; a first printed circuit board disposed at a location within said case corresponding to the location of said first opening; and a plurality of components mounted on said first printed circuit board, including a control device which can be operated from outside said case, and a display device providing a display viewable from outside said case; and a closed receptacle disposed within said case, said receptacle extending from a periphery of said first opening further into said case and enclosing said first printed circuit board therein.