US PATENT SUBCLASS 60 / 476
.~.~ Reversible delivery from pump means

Current as of: June, 1999
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60 /   HD   POWER PLANTS

325  DF  PRESSURE FLUID SOURCE AND MOTOR {47}
473  DF  .~ Pump means moves motive fluid from one chamber to an opposite chamber of opposed expansible chambers having a common output {3}
476.~.~ Reversible delivery from pump means

DEFINITION

Classification: 60/476

(under subclass 437) Apparatus with means by which the pump or its delivery may be reversed to reverse the direction of movement of the to and fro device.

SEE OR SEARCH THIS CLASS, SUBCLASS:

472, for a double acting motor manipulated by a multiway valve means or by interconnected control elements that control the flow between the opposed chambers.