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Multipurpose cursor control keyswitch

  • US 4,680,577 A
  • Filed: 04/18/1986
  • Issued: 07/14/1987
  • Est. Priority Date: 11/28/1983
  • Status: Expired due to Term
First Claim
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1. A keyboard system for operator entry of characters and control functions to a computer and computer display or the like, said keyboard system comprising:

  • a plurality of, finger tip sized, alpha-numeric character keys organized in a preset pattern wherein;

    each key includes a vertically displaceable key cap having a corresponding alpha-numeric designation assigned thereto, and detection means coupled thereto for detecting vertical displacement of the key; and

    at least one of said plurality of alpha-numeric keys includes mounting means for permitting lateral motion in any direction, and for said at least one alpha-numeric key the corresponding detection means also detects lateral displacement thereof; and

    processor means coupled to the individual detection means of each of said plurality of alpha-numeric character keys for intitiating a signal corresponding to the alpha-numeric designation assigned to any key for which vertical displacement was detected, and for intitiating cursor control signals to position the cursor on the computer display in response to lateral displacement of such a key.

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