Train defect detecting and enunciating system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4491290
SERIAL NO

06406021

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A train monitoring system for detecting hot boxes, dragging equipment and the like at the rail site, determining the location on the train of a monitored defect and annunciating the defect and location from a digital automated voice generator to the train crew as well as along a telephone line to a central location. Recording of the defect with time and date of same is provided. The system also has provision for self check via an external simulated train.

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Patent Owner(s)

Patent OwnerAddress
HARMON INDUSTRIES INC1300 JEFFERSON COURT BLUE SPRINGS MO

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Douglas, Robert D 2157 Poinciana Rd., Neptune Beach, FL 32233 5 145

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