US PATENT SUBCLASS 271 / 9.03
.~.~.~ Responsive to empty supply

Current as of: June, 1999
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271 /   HD   SHEET FEEDING OR DELIVERING

8.1  DF  FEEDING {8}
9.01  DF  .~ Multiple supplies {8}
9.02  DF  .~.~ Sheet feeding from one supply controls feeding from another supply {2}
9.03.~.~.~ Responsive to empty supply

DEFINITION

Classification: 271/9.03

Responsive to empty supply:

(under subclass 9.02) Subject matter wherein the feeding means includes a device for sensing depletion or near depletion of one feeding source and in response thereto controls the feeding from the other source.

SEE OR SEARCH CLASS

221, Article Dispensing,

6, for an article dispenser using an empty source indicating means, and subclasses 103+ for an article dispenser in which each of the supply source is depleted in turn.