A spray cooled circuit card cage includes opposed card guides separated by opposed card cage side panels. Each card guide carries a top rail and lower manifold. The manifold provides coolant fluid to a plurality of spray plate assemblies, which direct a spray of coolant over the top surface of the electronic...http://www.google.se/patents/US5880931?utm_source=gb-gplus-sharePatent US5880931 - Spray cooled circuit card cage