PUMP, ROTARY. A POSITIVE DISPLACEMENT DEVICE WHICH UTILIZES THE
ROTATING MOTION OF ONE OR MORE GEARS, CAMS, VANES OR SCREWS IN AN
ENCLOSURE AS A MEANS OF TRANSFERRING A LIQUID FROM ONE PLACE TO
ANOTHER. IT IS DESIGNED TO BE DRIVEN MANUALLY OR BY A PRIME MOVER WHICH
IS NOT AN INTEGRAL PART OF THE PUMP.
