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Modular portable computer work station selectively powered by either an internal battery, an internal battery charger, or an external DC input

  • US 5,442,512 A
  • Filed: 08/18/1994
  • Issued: 08/15/1995
  • Est. Priority Date: 01/17/1992
  • Status: Expired due to Term
First Claim
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1. A portable computer work station including a carrying case and a computer and at least one computer peripheral transported within said carrying case, said carrying case having a body in which said computer and computer peripheral are located and a cover movable to opened and closed positions relative to said body, said work station comprising:

  • internal voltage supply means including a battery that is located within the body of said carrying case to supply power to said computer and said computer peripheral;

    electrical interface means to be connected to an external voltage supply that is located outside said carrying case, said electrical interface means to also supply power to said computer and said computer peripheral; and

    a main control panel located within said body and having a plurality of switches, a first and a second of said plurality of switches being closed to connect said battery to said computer, said first and a third of said plurality of switches being closed to connect said battery and said electrical interface means to said computer peripheral, and said first and said second and said third of said plurality of switches being closed to connect said internal voltage supply and said electrical interface means to said computer and to said computer peripheral so that said computer and said computer peripheral are powered by one of said internal voltage supply or said electrical interface means, said electrical interface means connected to said computer to supply power to said computer when none of said first, second or third switches is closed and said cover is moved to the closed position relative to the body of said carrying case.

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