US PATENT SUBCLASS 53 / 74
.~.~ 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}
64  DF  .~ Of receptacle or cover feed or adjunct feed or application {5}
74.~.~ Triggered by presence of contents

DEFINITION

Classification: 53/74

(under subclass 64) 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:

58, for concurrent control of contents and cover or cover material feeds triggered by presence of contents.

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