US PATENT SUBCLASS 239 / 454
.~.~.~ Gravity seated tapered plug

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

451  DF  TERMINAL OUTLET FORMED BETWEEN PARTS MOUNTED FOR RELATIVE MOVEMENT {3}
452  DF  .~ Spray fluid pressure responsive discharge modifier {1}
453  DF  .~.~ Axially reciprocating closure deflector-type modifier {1}
454.~.~.~ Gravity seated tapered plug

DEFINITION

Classification: 239/454

(under subclass 453) Apparatus in which the closure-deflector is of gradual diminishing configuration and is weight biased to its seat.