US PATENT SUBCLASS 266 / 92
.~.~ By means sensing position of work

Current as of: June, 1999
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266 /   HD   METALLURGICAL APPARATUS

78  DF  WITH CONTROL MEANS RESPONSIVE TO SENSED CONDITION {6}
90  DF  .~ With means responsive to condition of treated material {2}
92.~.~ By means sensing position of work {2}
93  DF  .~.~.~> By means sensing presence or absence of work
94  DF  .~.~.~> By means sensing level of molten liquid {1}

DEFINITION

Classification: 266/92

(under subclass 90) Device wherein the control means is responsive to the attitude of the treated material.

(1) Note. Devices wherein a sensor is used to sense the height of material in a furnace are classified herein.