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Z-axis sensing pointing stick with base as strain concentrator

  • US 5,966,117 A
  • Filed: 11/25/1996
  • Issued: 10/12/1999
  • Est. Priority Date: 11/25/1996
  • Status: Expired due to Term
First Claim
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1. A device for controlling the movement of an object on a display screen, comprising:

  • a) a shaft having a longitudinal length oriented along a first axis;

    b) a base having the shaft mounted thereinto; and

    c) a sensor, mounted circumferentialy around the shaft oriented along the first axis, and extending into the base, for conditioning an output signal indicative of a force exerted on the shaft.

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