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Dial gauge

  • US 4,489,496 A
  • Filed: 02/02/1983
  • Issued: 12/25/1984
  • Est. Priority Date: 02/08/1982
  • Status: Expired due to Fees
First Claim
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1. A dial gauge comprising:

  • a case body;

    a spindle provided at the forward end thereof with a measuring element and axially displaceable secured to said case body;

    a rotatable cam having a circumferentially varying radius surface engaged by a portion of said spindle, the displacement direction of said spindle portion being approximately toward and away from the rotation axis of said cam;

    low friction means interposed between said cam and spindle portion for rotation of the cam by an axial displacement of said spindle in said case body not past the rotation axis of said cam; and

    an indicating mechanism for indicating an axial displacement value of said spindle by a rotation of said cam.

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