Driving-wheel

Under his inspection a carriage has been completed at the Pimlico manufactory; it is twenty-seven feet in length, including seven feet for the fire, boiler, cylinders, and the mechanism connected with the driving-wheels.

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To the lower ends of the latter are attached the cranks, which cranks are again connected by means of a novel modification of an universal joint to the driving-wheels, firmly fixed to the interior part of the carriage-common-wheels, and these last are thus propelled as required.

Source: wiktionary

The engine of the train which left this City for New-Haven on Saturday afternoon broke its driving-wheel just after passing Milford, and while going at a speed of thirty miles an hour.

Source: wiktionary

The glare of the head-light, the rush and throb of the locomotive, the connecting rod and driving-wheels of which seem instinct with nervous life, the flashing lamps in the cars, and the final whirl of dust in which the red taillights vanish almost as soon as they are seen, — all this is well calculated to excite our wonder; […]

Source: wiktionary