US PATENT SUBCLASS 222 / 401
.~.~ Container-mounted fluid pressure generating pump or pulsator


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}
401.~.~ Container-mounted fluid pressure generating pump or pulsator {1}
402  DF  .~.~.~> With piston or pulsator holding means


DEFINITION

Classification: 222/401

(under subclass 394) Dispensers in which a fluid pressure generating pump or pulsator is mounted on the container whose contents are to be dispensed, or is adapted to be so mounted.

SEE OR SEARCH THIS CLASS, SUBCLASS:

209, where the pump or pulsator has a resilient wall.

383.1+, for pumps and pulsators mounted on a supply container to receive therefrom material to be dispensed.

400.5, for such devices where the pump actuator also operates an outlet valve.

400.8, where the pump is mounted on the same element as the material discharge outlet and movable therewith to and from operative position on the container.