US PATENT SUBCLASS 239 / 362
.~.~.~.~.~ Flexible wall gas pump

Current as of: June, 1999
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239 /   HD   FLUID SPRINKLING, SPRAYING, AND DIFFUSING

302  DF  INCLUDING SUPPLY HOLDER FOR MATERIAL {15}
337  DF  .~ Fluid pressure discharge means {5}
340  DF  .~.~ Pressure reducer at holder outlet {16}
355  DF  .~.~.~ Holder carried or mounted gas pump {7}
361  DF  .~.~.~.~ Unitary mounting for eduction tube and air pump {1}
362.~.~.~.~.~ Flexible wall gas pump

DEFINITION

Classification: 239/362

(under subclass 361) Apparatus in which the pump for the gas comprises one or more walls of a readily deformable material which return to their original position when the force to deform is removed.