Joy loader

Joy loader

[′jȯi ¦lōd·ər]
(mining engineering)
A loading machine which uses mechanical arms to collect coal or ore onto an apron that is pushed onto the broken material.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
In 1922 his invention, the Joy Loader, brought coal operators more tons per miner, gave the miners more income per hours worked and provided the consumer with reduced fuel costs.
He then describes the development of cutting and loading machinery in the early twentieth century, culminating in the Joy Loader. The percentage of coal mechanically cut increased from 25 percent in 1900 to 88 percent in 1940; the percentage mechanically loaded grew from 0 to 35 percent in the same period.