Bimodal replacement traffic light

Details Bimodal replacement traffic light Bimodal replacement traffic light

2007-12-11

2007-12-11

Crosland, Donnie L. (Department: 2612)

Communications: electrical

Traffic control indicator

C340S908000, C340S908100, C340S815450, C362S800000, C362S612000

Reexamination Certificate

active

11113721

ABSTRACT:
A bimodal traffic replacement light for fitting within an existing housing of a traffic signal, the replacement light fitted with light emitting diodes, the replacement light providing for lighting the diodes in the full diode field or selectively lighting a number of diodes in the field to form a shape of a directional signal. The replacement traffic light is offered in examples with or without lenses. The invention is exemplified by clear light emitting diodes within green, red, and yellow lenses, or further, by green, yellow, and red light emitting diodes within clear lenses.

REFERENCES:
patent: 3983532 (1976-09-01), Hayes
patent: 5036248 (1991-07-01), McEwan et al.
patent: 5528474 (1996-06-01), Roney et al.
patent: 5663719 (1997-09-01), Deese et al.
patent: 6054932 (2000-04-01), Gartner et al.
patent: 6072407 (2000-06-01), Shin
patent: 6380865 (2002-04-01), Pederson
patent: 6383613 (2002-05-01), Takeda
patent: 6762689 (2004-07-01), Dechape
patent: 6905227 (2005-06-01), Wu

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