Patents by Inventor Cary L. Foster

Cary L. Foster has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Gel scroller assembly for a luminaire
    Patent number: 6902302
    Abstract: A cassette containing a gel scroll is releasably attached to the forward portion of a housing of a luminaire. A light path through the cassette is aligned with a light exit opening of the luminaire. A gel scroll is wound upon a pair of drums in the cassette and intersects the light path. The drive motor for the cassette is contained in the housing of the luminaire. A drive system for the drums includes a driven member in the cassette that engages a drive member of the luminaire driven by the motor when the cassette is mounted on the luminaire. A fan in the luminaire moves cooling air through the cassette when the cassette is mounted on the luminaire.
    Type: Grant
    Filed: June 12, 2003
    Date of Patent: June 7, 2005
    Assignee: Electronic Theatre Controls, Inc.
    Inventor: Cary L. Foster
  • Gel scroller assembly for a luminaire
    Publication number: 20040252504
    Abstract: A cassette containing a gel scroll is releasably attached to the forward portion of a housing of a luminaire. A light path through the cassette is aligned with a light exit opening of the luminaire. A gel scroll is wound upon a pair of drums in the cassette and intersects the light path. The drive motor for the cassette is contained in the housing of the luminaire. A drive system for the drums includes a driven member in the cassette that engages a drive member of the luminaire driven by the motor when the cassette is mounted on the luminaire. A fan in the luminaire moves cooling air through the cassette when the cassette is mounted on the luminaire.
    Type: Application
    Filed: June 12, 2003
    Publication date: December 16, 2004
    Applicant: Electronic Theatre Controls, Inc.
    Inventor: Cary L. Foster