Traffic instructional means for incorporation in and use with electric traffic signal lights

• US 3,210,728 A
• Filed: 05/22/1963
• Issued: 10/05/1965
• Est. Priority Date: 05/22/1963
• Status: Expired due to Term

• Current Assignee: Frank A. Davis, Herold H. Losche
• Original Assignee: Frank A. Davis, Herold H. Losche
• Inventors: Davis, Frank A., Losche, Herold H.
• Application Number:
  US04/282,302
• Time in Patent Office: 867 Days
• US Class Current: 340/928
• CPC Class Codes: G08G 1/095 Traffic lights

Claims

1. A TRAFFIC INSTRUCTIONAL MEANS FOR AN ELECTRIC TRAFFIC LIGHT SIGNAL IN ADDITION TO "STOP," "GO," AND "CAUTION" TRAFFIC LIGHT DIRECTIONS, COMPRISING:

TRAFFIC INSTRUCTIONAL UNIT MEANS HAVING A SUBSTANTIALLY LIGHT IMPERVIOUS PORTION AROUND A TRAFFIC INSTRUCTION AND OF AT LEAST AS GREAT AN AREA AS THE TRAFFIC LIGHT BEAM AND TRANSPARENT PORTIONS CONSTITUTING THE TRAFFIC INSTRUCTION THEREIN, SAID TRAFFICE INSTRUCTIONAL UNIT MEANS BEING ATTACHED TO SAID ELECTRIC TRAFFIC LIGHT SIGNAL FOR INTERPOSITION IN THE LIGHT BEAM OF SELECTED LIGHTS OF SAID ELECTRIC TRAFFIC LIGHT SIGNAL FOR DISPLAY OF THE TRAFFIC INSTRUCTIONS THEREIN ALONG WITH SAID TRAFFIC DIRECTIONS AND FOR RETRACTION OF SAID TRAFFIC INSTRUCTIONAL UNIT MEANS FROM DISPLAY WITHIN SAID LIGHT BEAM OF THE SELECTED LIGHTS OF SAID TRAFFIC