US PATENT SUBCLASS 53 / 58
.~.~ Triggered by presence 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}
55  DF  .~ Concurrent control of contents and receptacle feeds {2}
58.~.~ Triggered by presence of contents

DEFINITION

Classification: 53/58

(under subclass 55) Apparatus wherein the effected control is initiated by the mere presentation of the contents to the machine, or to some part thereof.

SEE OR SEARCH THIS CLASS, SUBCLASS:

74, for cover or cover material feed, or cover adjunct feed or application, triggered by presence of contents.

76, for end closing triggered by presence of the package.