×

Dental x-ray aligning system

  • US 4,223,228 A
  • Filed: 06/21/1979
  • Issued: 09/16/1980
  • Est. Priority Date: 06/21/1979
  • Status: Expired due to Term
First Claim
Patent Images

1. A dental x-ray aligning system for aiming a dental x-ray apparatus at an x-ray film plate comprising:

  • a. a magnet;

    b. magnet positioning means for maintaining said magnet in a fixed relation with an x-ray film plate;

    c. at least three Hall effect probes;

    d. probe positioning means for maintaining said Hall effect probes in fixed relation to the dental x-ray apparatus;

    e. current means for passing a specific current through said Hall effect probes;

    f. detection means for detecting and measuring the Hall effect voltage potentials of said probes; and

    g. indicator means for comparing the detected Hall effect voltage potentials of said probes and for indicating alignment of the dental x-ray apparatus with the x-ray film plate.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×