US PATENT SUBCLASS 271 / 180
.~.~.~ By reciprocating or oscillating packer

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

278  DF  DELIVERING {13}
306  DF  .~ With transfer means between conveyor and receiver {8}
177  DF  .~.~ Means to push sheets out of edgewise into broadside movement (e.g., packer) {2}
180.~.~.~ By reciprocating or oscillating packer {1}
181  DF  .~.~.~.~> Packing sheets on-edge into receiver

DEFINITION

Classification: 271/180

(under subclass 177) Device wherein the transfer mechanism includes a member moving to-and-fro in a direction perpendicular to the surface of a sheet that is contacted by the member.

(1) Note. In this subclass the to-and-fro motion of the packer can be rectilinearly reciprocating or arcuately oscillating.