US PATENT SUBCLASS 221 / 53
.~.~.~ With means to relieve stack pressure

Current as of: June, 1999
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221 /   HD   ARTICLE DISPENSING

33  DF  CONCURRENT SEPARATION AND DISTORTION OF FLEXIBLE ARTICLE (E.G., NAPKIN HOLDERS) {8}
47  DF  .~ With presentation of non-coextensive or distorted fold {2}
48  DF  .~.~ By cooperation of interleaved folds {5}
53.~.~.~ With means to relieve stack pressure {1}
54  DF  .~.~.~.~> Movable

DEFINITION

Classification: 221/53

(under subclass 48) Devices having means in addition to a mere article supporting surface to push back or hold back subsequent articles as the first article is removed so that the normal constraining force of the stack of articles on the article being removed is reduced.

SEE OR SEARCH THIS CLASS, SUBCLASS:

251, for general type article dispensing devices having discharge assistant means and also separate means for holding back subsequent articles.