US PATENT SUBCLASS 417 / 16
.~ With plural separate drive motors for single pump unit


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



417 /   HD   PUMPS

1  DF  CONDITION RESPONSIVE CONTROL OF PUMP DRIVE MOTOR {22}
16.~ With plural separate drive motors for single pump unit


DEFINITION

Classification: 417/16

(under subclass 1) Subject matter in which the pump is driven by two or more individual motors, each of said motors having a motor working member for driving the same fluid moving element of the pump and in which at least one of the motors is controlled by the controlling means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

10, for condition responsive control of a starter motor for an internal combustion engine. The starter motor, even though it may incidentally drive the pump while cranking the combustion engine, is not considered to be a separate pump drive motor for this subclass.