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Automatic follow-up projecting system

  • US 5,114,224 A
  • Filed: 07/24/1990
  • Issued: 05/19/1992
  • Est. Priority Date: 02/19/1990
  • Status: Expired due to Fees
First Claim
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1. An automatic follow-up projecting system comprising;

  • a turntable pivotable arbitrarily about vertical and horizontal axes in response to a movement of a moving object having a light emitting member;

    an image projecting unit affixed said turntable, and having directivity so as to project an image at a predetermined position on said moving object;

    an image pick-up means for light emitted from said light emitting member;

    a calculating controlling means connected to said image pick-up means and said turntable, for driving and controlling said turntable in accordance with light quantity signals obtained from said light emitting member by said image pick-up means, thereby moving said turntable so as to cause said image projecting unit to track said moving object.

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