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Projection screen with movable shutter

  • US 6,347,011 B1
  • Filed: 06/21/2000
  • Issued: 02/12/2002
  • Est. Priority Date: 02/04/1999
  • Status: Expired due to Term
First Claim
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1. A projection screen with a movable shutter, the projection screen comprising;

  • a flat reflective screen;

    a translatable shutter; and

    a shutter translating and opening component that moves a center of the translatable shutter to a specified position on the surface of the flat reflective screen and opens the translatable shutter for a specified time interval.

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