sprocket wheel

Once we are into the new year, the sprocket wheel of general election fever will crank around a few notches.

In syrupy light Luce was feeding the celluloid through the sprocket wheel.

The camera took one picture at a time, the film being wound on manually by means of a sprocket wheel that engaged with the holes on the sides of the film strip.

The chain is operated by the spur or sprocket wheel w, and is therefore pulled and not pushed, which tends to keep it under tension, and therefore rigid upon the top side.

Along with many individual parts it retained the basic conception of four medium-size cylinders positioned in line and driving the propellers through two sprocket wheels.