US PATENT SUBCLASS 446 / 188
.~.~ Sounding

Current as of: June, 1999
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446 /   HD   AMUSEMENT DEVICES: TOYS

176  DF  OPERATED BY RELATIVELY MOVING FLUID OR PRESSURE DIFFERENTIAL {9}
180  DF  .~ Including variable-size fluid chamber to move fluid {5}
188.~.~ Sounding {5}
189  DF  .~.~.~> Wheel-actuated
190  DF  .~.~.~> And tearing, or having mechanism or manipulatable means for moving figure portion {1}
192  DF  .~.~.~> Including motive power means or hand manipulator for sounder {1}
194  DF  .~.~.~> Rotary or pivoted valve
195  DF  .~.~.~> Reciprocating valve {1}

DEFINITION

Classification: 446/188

Sounding:

(under subclass 180) Device having means specifically provided for emitting sound.

SEE OR SEARCH THIS CLASS, SUBCLASS:

397, for a mechanically actuated sounder and see the search notes for that subclass for other related loci.

SEE OR SEARCH CLASS

116, Signals and Indicators,

112, for an alarm comprising a fluid flow operated sounder.