US PATENT SUBCLASS 60 / 430
.~.~ Pressure or volume responsive means shifts the relationship

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

Internet Version by PATENTEC © 1999      Terms of Use


60 /   HD   POWER PLANTS

325  DF  PRESSURE FLUID SOURCE AND MOTOR {47}
428  DF  .~ Having condition responsive control in a system of separately operable power input pumps, pump motors, pump cylinders or pressure fluid sources {2}
430.~.~ Pressure or volume responsive means shifts the relationship

DEFINITION

Classification: 60/430

(under subclass 428) Apparatus in which the relationship of the plural pump or source means to each other is changed by a means sensing a change in pressure or volume in a part of the apparatus.