US PATENT SUBCLASS 156 / 452
.~.~.~.~.~.~ By gravity

Current as of: June, 1999
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156 /   HD   ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE

349  DF  SURFACE BONDING MEANS AND/OR ASSEMBLY MEANS THEREFOR {34}
443  DF  .~ With bending, folding, winding, or wrapping means {5}
446  DF  .~.~ Rotating mandrel or article {4}
448  DF  .~.~.~ Translating axis of rotation {2}
449  DF  .~.~.~.~ Rolling mandrel or article {4}
451  DF  .~.~.~.~.~ Article rolls across sheet stack {2}
452.~.~.~.~.~.~ By gravity

DEFINITION

Classification: 156/452

(under subclass 451) Apparatus in which the rolling motion is caused by downward passage of the workpiece under the influence of gravity.