![]() The battery powerable portable computer of claim 2 wherein said apparatus for converting said mechanical motion to generate an electrical current includes a set of electrical generators, each respectively associated with a corresponding one of said keys.Ĥ. ![]() The battery powerable portable computer of claim 1 wherein said apparatus for converting said mechanical motion to generate an electrical current includes at least one electrical generator.ģ. ![]() ![]() In a battery powerable portable computer with keyboard input, a system for extending the battery charge lifetime during time periods when the computer is being operated in a battery powered mode comprising: a battery providing power to the computer a keyboard providing input to the computer through user keystrokes apparatus operatively associated with each of a set of keys in the keyboard for converting the mechanical motion respectively applied to each of said set of keys during keystrokes to generate an electrical current and an electrical connector for applying said electrical current to charge said battery.Ģ. ![]()
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