US PATENT SUBCLASS 53 / 106
.~.~.~.~ Pressure platen

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

79  DF  GAS FILLING AND/OR EVACUATING OF RECEPTACLE AND CLOSING {5}
86  DF  .~ Within enclosure {5}
97  DF  .~.~ With closure assembling means {4}
103  DF  .~.~.~ Atmospheric pressure {3}
106.~.~.~.~ Pressure platen {1}
107  DF  .~.~.~.~.~> Individual receptacle {1}

DEFINITION

Classification: 53/106

(under subclass 103) Apparatus wherein the atmospheric pressure is applied or exerted against a rigid force transmitting member, the movement of which member serves to position the closure for sealing.