A docking system, including a portable computer and a docking unit, operates by latching the portable computer to the docking unit. A docking bay arrangement is used so that the portable computer's keyboard is accessible and usable by the user. A latch control system, which is controlled from the portable...http://www.google.com/patents/US6151218?utm_source=gb-gplus-sharePatent US6151218 - Physical security system for portable computer/port replicator
