A computer system is described of the kind having a frame and a plurality of server unit subassemblies that are insertable into the frame. Each server unit subassembly has a chassis component which engages with a frame component on the frame. Heat can transfer from the chassis component to the frame...http://www.google.de/patents/US6700785?utm_source=gb-gplus-sharePatent US6700785 - Computer system which locks a server unit subassembly in a selected position in a support frame