System and method of detecting dull and worn cutter bits

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United States of America Patent

PATENT NO 9920624
APP PUB NO 20160298452A1
SERIAL NO

15094037

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Abstract

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A mining machine including a chassis, an actuator, a cutter drum supported by the chassis, the cutter drum driven by the actuator, a cutter bit coupled to the cutter drum, and a controller. The controller includes a processor and memory and is configured to measure a characteristic of the actuator, determine the cutter bit is worn based on the measured characteristic of the actuator, and output a signal when the cutter bit is determined to be worn.

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Patent Owner(s)

Patent OwnerAddress
JOY GLOBAL UNDERGROUND MINING LLC40 PENNWOOD PLACE SUITE 100 WARRENDALE PA 15086

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Doheny,, II Edward L Gibsonia, US 3 13
Reid, Anthony Whitefish Bay, US 21 372
Snyman, Ben Mars, US 2 9
Stryffeler, David Frankln, US 3 9
van, Dyk Hekkie Wexford, US 2 9

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