US PATENT SUBCLASS 221 / 108
.~.~.~ By article presence or absence responsive means


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

92  DF  PLURAL SOURCES, STACKS OR COMPARTMENTS {8}
103  DF  .~ Each entirely depleted in order {4}
107  DF  .~.~ Feeding from subsequent source or stack prevented by articles in discharge path {1}
108.~.~.~ By article presence or absence responsive means {1}
109  DF  .~.~.~.~> Progressive release of multiple gates for three or more sources or stacks


DEFINITION

Classification: 221/108

(under subclass 107) Devices having means preventing feeding of articles from other sources, such means being directly controlled by the articles in the discharge path.

SEE OR SEARCH THIS CLASS, SUBCLASS:

11, for similar automatic devices. See the note to subclass 11 in the Search Class Notes of subclass 103 for a full discussion of the distinction between automatic and condition

responsive means in devices of this type.