US PATENT SUBCLASS 137 / 870
.~.~.~ With electrical actuation

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

561 R  DF  SYSTEMS {32}
861  DF  .~ With flow control means for branched passages {8}
862  DF  .~.~ With common valve operator {8}
870.~.~.~ With electrical actuation

DEFINITION

Classification: 137/870

With electrical actuation:

(under subclass 862) System wherein the coordinating means includes means utilizing electrical energy to effect actuation of a flow control means.

SEE OR SEARCH CLASS

251, Valves and Valve Actuation,

129+, for electrically actuated valves, per se.