US PATENT SUBCLASS 198 / 502.4
.~ Means responsive to conveyor movement to indicate speed or to actuate alarm due to abnormal speed

Current as of: June, 1999
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198 /   HD   CONVEYORS: POWER-DRIVEN

502.1  DF  WITH ALARM OR INDICATOR {3}
502.4.~ Means responsive to conveyor movement to indicate speed or to actuate alarm due to abnormal speed

DEFINITION

Classification: 198/502.4

Means responsive to conveyor movement to indicate speed or to actuate alarm due to abnormal speed:

(under subclass 502.1) Apparatus wherein means senses the velocity of the conveyor movement and displays said velocity or actuates means warning on attendant if the velocity is erratic.