US PATENT SUBCLASS 60 / 410
.~.~.~ Responsive to condition in gas storage vessel

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

325  DF  PRESSURE FLUID SOURCE AND MOTOR {47}
407  DF  .~ Pneumatic motor with gas supply or removal device {3}
409  DF  .~.~ Having automatic control {2}
410.~.~.~ Responsive to condition in gas storage vessel

DEFINITION

Classification: 60/410

(under subclass 409) Apparatus in which an element of the apparatus is actuated responsive to a change in a condition in or of a vessel in which a store of gas under pressure or vacuum is selectively accumulated or released.