US PATENT SUBCLASS 53 / 332
.~.~.~ Reverse closure flexing or turn-back means

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

285  DF  CLOSING PACKAGES AND FILLED RECEPTACLES {7}
287  DF  .~ Separate closure applying {17}
329  DF  .~.~ Closure securing means {9}
332.~.~.~ Reverse closure flexing or turn-back means

DEFINITION

Classification: 53/332

(under subclass 329) Apparatus wherein a tubular portion of a closure member, extending above the opening of a receptacle, is inverted so as to embrace the external neck portion of said receptacle.

(1) Note. Included here are means for doubling back the upper portion of a rubber stopper, which doubled back portion serves to cover and protect the opening of the bottle.