US PATENT SUBCLASS 137 / 134
.~.~ Control by filling auxiliary tank

Current as of: June, 1999
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137 /   HD   FLUID HANDLING

123  DF  SIPHONS {8}
132  DF  .~ Periodic or accumulation responsive discharge {4}
134.~.~ Control by filling auxiliary tank

DEFINITION

Classification: 137/134

(under subclass 132) Apparatus having an additional accumulation receptacle arranged to discharge recurrently into the siphon chamber, such recurrent discharge initiating discharge of the siphon.

SEE OR SEARCH THIS CLASS, SUBCLASS:

142+, for other siphon starting means.