heavy-duty car
heavy-duty car
[¦hev·ē ¦düd·ē ′kär] (mechanical engineering)
A railway motorcar weighing more than 1400 pounds (635 kilograms), propelled by an engine of 12-30 horsepower (8900-22,400 watts), and designed for hauling heavy equipment and for hump-yard service.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.