US PATENT SUBCLASS 53 / 357
.~.~.~.~ Resilient annulus

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}
341  DF  .~.~.~ Die {7}
357.~.~.~.~ Resilient annulus {1}
358  DF  .~.~.~.~.~> Helical spring

DEFINITION

Classification: 53/357

(under subclass 341) Apparatus wherein the conforming member consists of a yieldable medium in the general shape of a torus or band, which torus or band is rolled or wiped over the closure element during infeed.

SEE OR SEARCH THIS CLASS, SUBCLASS:

220, for wrapping apparatus in which the bending of the cover material is effect-ed by motion of a blank and contents through a confining space or passage.