US PATENT SUBCLASS 239 / 583
.~ Reciprocating

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

569  DF  INCLUDING VALVE MEANS IN FLOW LINE {11}
583.~ Reciprocating {2}
584  DF  .~.~> Injection nozzle type {1}
586  DF  .~.~> Transverse to flow path

DEFINITION

Classification: 239/583

(under subclass 569) Apparatus in which the flow regulating means partakes of a to-and-fro or back-and-forth motion (including oscillating motion) either in the direction of flow or transversely thereto.

SEE OR SEARCH CLASS

251, Valves and Valve Actuation,

318+, for reciprocating valves.