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Folding portable telephone set

  • US 5,260,998 A
  • Filed: 09/09/1991
  • Issued: 11/09/1993
  • Est. Priority Date: 09/07/1990
  • Status: Expired due to Fees
First Claim
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1. A folding portable telephone set comprising:

  • a first flat plate segment provided with a microphone and switching means;

    a second flat plate segment internally provided with a transmission-reception circuit, pivotally connected at a first edge to an edge of the first flat plate segment;

    a third flat plate segment internally provided with an earphone, pivotally connected at a first edge to a second edge of the second flat plate segment; and

    a fourth flat plate segment provided with a display unit, pivotally connected at a first edge to a second edge of the third flat plate segment;

    wherein a combined total length of the third and fourth flat plate segments as extended flat in a plane is less than a total length of the second flat plate segment.

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