US PATENT SUBCLASS 271 / 142
.~.~.~.~ By adjustable (e.g., for sheet thickness) pusher

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

8.1  DF  FEEDING {8}
18  DF  .~ Separators {8}
42  DF  .~.~ Reciprocating {2}
131  DF  .~.~.~ Bottom feed {9}
142.~.~.~.~ By adjustable (e.g., for sheet thickness) pusher

DEFINITION

Classification: 271/142

(under subclass 131) Device wherein the sheet-engaging member includes an element projecting toward the stack, and is provided with means to permit or cause change in the extent of projection of the element.