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Crown Molding Protractor

  • US 20160238365A1
  • Filed: 01/14/2016
  • Published: 08/18/2016
  • Est. Priority Date: 01/14/2015
  • Status: Abandoned Application
First Claim
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1. A digital protractor for use in combination with a pair of trim pieces and a miter saw to define and set miter and bevel angles in the miter saw for installing adjoining pieces of trim, said protractor comprising:

  • a pair of pivotally interconnected arms, each having at least one engagement edge extending longitudinally of said arm;

    an electronic sensor secured to one of said arms and a digital readout device secured to the other said arm, said digital readout device including means responsive to said sensor for measuring and displaying spring and wall angles and calculating and displaying bevel and miter angles for the miter saw derived from said measured spring and wall angles and required for the miter saw to cut the trim pieces, said arms being adjusted according to said calculated miter and bevel angles for engaging the miter saw to adjust the bevel and miter angles of the saw.

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