US PATENT SUBCLASS 236 / 12.22
.~.~.~ Seats face outwardly

Current as of: June, 1999
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236 /   HD   AUTOMATIC TEMPERATURE AND HUMIDITY REGULATION

12.1  DF  MIXING FLUID OF DISSIMILAR TEMPERATURE {6}
12.16  DF  .~ Having oscillating or reciprocating valve {4}
12.21  DF  .~.~ Axially spaced flow control faces {1}
12.22.~.~.~ Seats face outwardly

DEFINITION

Classification: 236/12.22

Seats face outwardly:

(under subclass 12.21) Apparatus wherein the seating faces on the member are directed away from each other.