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Digitizer stylus with z-axis side control

  • US 5,109,141 A
  • Filed: 07/23/1990
  • Issued: 04/28/1992
  • Est. Priority Date: 11/13/1989
  • Status: Expired due to Fees
First Claim
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1. In a stylus for use with digitizer apparatus, said stylus having an elongated housing, means for interacting with the digitizer apparatus such that the digitizer apparatus may generate X/Y location data of said stylus relative to the digitizer apparatus and means for generating a Z-axis signal, the improvement comprising said means for generating said Z-axis signal comprising a device mounted to said housing, said device having a movable element accessible and manually engagable from a side of said housing and manually movable along said side of said housing, said device generating said Z-axis signal in relation to movement of said movable element along said side of said housing, said device being configured such that said movable element retains the position it is moved to after release thereof.

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