Patents Examined by J. Hakomakin
  • Patent number: 4833806
    Abstract: The present invention relates to a display cell element comprising a plate (2) with one reflecting side (3) and one black side (4). The plate (2) revolves between an active position when the reflective (3) side is showing, and a non-functioning position when the black side (4) is showing. The extremity (7) of a fiber optic cable (6) which transmits light is placed behind the plate (2), and the plate (2) is pierced with a hole (8) opposite the extremity (7) of the fiber optic cable (6) when the plate (2) is in its active position. Through the invention, a display panel with a good visual impact when seen from a great distance while being easily read from a shorter distance can be obtained.
    Type: Grant
    Filed: July 21, 1986
    Date of Patent: May 30, 1989
    Assignee: Societe D'Etudes Pour Le Developpement
    Inventor: Jacques L. Gars