Patent ID: 8064200
Filing Date: 2011-11-22
Classification: H05K

Abstract:
1. A method of cooling a shelf of electronics in a communication network, the method comprising: moving air from outside the shelf into a first channel formed by a pair of first circuit boards spaced apart from one another in the shelf; wherein: a portion of said air travels from the first channel, through an opening in a wall, into a second channel that is oriented laterally relative to said first channel; said second channel is formed by a pair of second circuit boards spaced apart from one another in the shelf, said second circuit boards being oriented laterally relative to said first circuit boards; said wall is located between said first circuit boards and said second circuit boards; another portion of said air travels from said first channel, through another opening in the wall, into a third channel; and said third channel is formed by a pair of third circuit boards spaced apart from one another in the shelf.