US PATENT SUBCLASS 118 / 688
.~ Responsive to condition of coating material

Current as of: June, 1999
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118 /   HD   COATING APPARATUS

663  DF  CONTROL MEANS RESPONSIVE TO A RANDOMLY OCCURRING SENSED CONDITION {5}
688.~ Responsive to condition of coating material {4}
689  DF  .~.~> Concentration of coating material in carrier medium {2}
692  DF  .~.~> Pressure responsive
693  DF  .~.~> Means to raise coating material to a predetermined level inside an enclosed container
694  DF  .~.~> Level of supply

DEFINITION

Classification: 118/688

Responsive to condition of coating material:

(under subclass 663) Apparatus wherein the detecting means reacts to a characteristic of the material to be applied to the work.

(1) Note. These characteristics are such things as density, concentration, etc., of the coating material.