US PATENT SUBCLASS 239 / 379
.~ Gravity flow from holder (e.g., hopper type)

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

302  DF  INCLUDING SUPPLY HOLDER FOR MATERIAL {15}
379.~ Gravity flow from holder (e.g., hopper type)

DEFINITION

Classification: 239/379

(under subclass 302) Apparatus in which the fluid receptacle is open to atmospheric pressure to enable the fluid therein to flow out under the influence of gravity only.

SEE OR SEARCH THIS CLASS, SUBCLASS:

77+, for orchard type sprayers in which liquid is sprayed into a gaseous conveying current.

314, for those devices in which liquid is the conveying fluid.

345, for other gravity discharge arrangements combined with a pressure reducer at the receptacle outlet.

377, for similar gravity discharge arrangements combined with a handle for the receptacle.