These powered two shunt motors, each with an output of 525 shaft horsepower at 400 rpm and directly connected to a propeller.

DC machines compound motor, series motor and generator, shunt motor, polie-excitation motor.

As Louis guided their craft to circle the behemoth, he could find no cubic inch of her that was not packed with the green-and-bronze machinery of hyperspace shunt motors.

Below me was the length of the fusion tube; to the left, the laser cannon; to the right, a set of curved side tubes leading to inspection points for the gyros, the batteries and generator, the air plant, the hyperspace shunt motors.