US PATENT SUBCLASS 222 / 402.19
.~.~.~ Alternative flowpath to valve when inverted

Current as of: June, 1999
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222 /   HD   DISPENSING

251  DF  WITH DISCHARGE ASSISTANT (E.G., IMPELLER, PUMP, CONVEYER, MOVABLE TRAP CHAMBER, ETC.) {30}
394  DF  .~ Fluid pressure {9}
402.1  DF  .~.~ Valve actuated by nozzle or through valve outlet {13}
402.19.~.~.~ Alternative flowpath to valve when inverted

DEFINITION

Classification: 222/402.19

(under subclass 402.1) Dispensers having a separate flowpath entrance for material going to the valve at each end of the container and means to cause a flowpath entrance which is closed in one position of the container to be open when the container is turned over.

SEE OR SEARCH THIS CLASS, SUBCLASS:

402.11, for dispensers which disable actuation of the outlet valve when the container is not appropriately oriented to dispense material.

402.18, for separate openings in the duct going to the outlet valve one opening being for gas propellant and the other for the material dispensed.

SEE OR SEARCH CLASS

137, Fluid Handling, 38+, for fluid handling devices controlled by change of position of the system particularly subclass 43 for vent opening or closing by the change.