×

Automobile message display device

  • US 20040145463A1
  • Filed: 01/27/2003
  • Published: 07/29/2004
  • Est. Priority Date: 01/27/2003
  • Status: Active Grant
First Claim
Patent Images

1. A display device comprising:

  • a first actuation means that corresponds to the state of brake lights on an automobile, said first actuation means having an input for receiving electrical energy and an output for outputting a signal indicative of the state of the brake lights;

    a second actuation means having an input for receiving electrical energy and an output for outputting a signal indicative of an emergency condition;

    logic circuitry having two inputs for receiving outputs from both the first and second actuation means and providing an output;

    a first illumination means coupled to the output of said first actuation means; and

    , a second illumination means coupled to the output of the logic circuitry.

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