System and method for monitoring status of a visual signal device

System and method for monitoring status of a visual signal lamp. The system includes at least one optical fiber comprising a first end and a second end. The first end is positioned proximate to the signal lamp and is oriented to capture a portion of light signal emitted by the signal lamp when the s...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: TOLLIVER TODD RYAN, DAVENPORT DAVID MICHAEL, HERSHEY JOHN ERIK
Format: Patent
Sprache:eng
Schlagworte:
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