US PATENT SUBCLASS 417 / 347
.~.~.~ Single member controls motive fluid for each working member

Current as of: June, 1999
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417 /   HD   PUMPS

321  DF  MOTOR DRIVEN {32}
338  DF  .~ Relatively movable pumping members driven by relatively movable working members {1}
339  DF  .~.~ Nonrotary pumping and fluid motor working members {5}
347.~.~.~ Single member controls motive fluid for each working member

DEFINITION

Classification: 417/347

(under subclass 339) Apparatus having control valve means comprising either (1) a multiway valve or (2) plural valve means and a single element for actuating each of the valve means, said control valve means controlling motive fluid for the plural working members or actuating fluid for fluid operated valves which control motive fluid for the plural working members.

SEE OR SEARCH THIS CLASS, SUBCLASS:

345, for relatively movable nonrotary working members driving relatively movable nonrotary pumping members having motive fluid control by a single member responsive to the position of each of the working members.