US PATENT SUBCLASS 239 / 331
.~.~ Enclosing casing about moving surface

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

302  DF  INCLUDING SUPPLY HOLDER FOR MATERIAL {15}
329  DF  .~ Moving solid surface engages material to be sprayed {2}
331.~.~ Enclosing casing about moving surface {3}
332  DF  .~.~.~> Motor-operated
333  DF  .~.~.~> Separable pump with holder mount or securing means
334  DF  .~.~.~> Articulated or plural point ingress to pump

DEFINITION

Classification: 239/331

(under subclass 329) Apparatus in which the moving member is constrained to move within an encasing means, the holder delivering fluid to the housing or encasing means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

124+, for system fluid relief to atmosphere.

SEE OR SEARCH CLASS

138, Pipes and Tubular Conduits,

30+, for variable capacity expansion chambers. 222, Dispensing,

372, for material supply containers and discharge assistant with casing.

417, Pumps, appropriate subclasses for pumps, per se.

418, Rotary Expansible Chamber Devices, appropriate subclasses, for rotary expansible chamber devices, per se.