US PATENT SUBCLASS 53 / 503
.~.~ By volume of contents

Current as of: June, 1999
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53 /   HD   PACKAGE MAKING

52  DF  WITH MEANS RESPONSIVE TO A SENSED CONDITION {6}
493  DF  .~ Of individual contents or group feed or delivery {7}
503.~.~ By volume of contents

DEFINITION

Classification: 53/503

By volume of contents:

(under subclass 493) Apparatus wherein the control is effected by means which senses or measures the volume of the contents.

(1) Note. Those devices which sense the rise of contents in a preformed receptacle and effect control based on the contents reaching a predetermined level are considered to be measuring volume for this subclass.

SEE OR SEARCH CLASS

222, Dispensing,

52+, for automatic control of dispensed product by measurement of volume.