US PATENT SUBCLASS 414 / 789.3
.~.~.~ Tiers or layers formed and sequentially added to stack prior to upending

Current as of: June, 1999
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414 /   HD   MATERIAL OR ARTICLE HANDLING

788  DF  APPARATUS FOR MOVING INTERSUPPORTING ARTICLES INTO, WITHIN, OR FROM FREESTANDING, ORDERLY LAYERED, OR MUTUALLY STABILIZING ORDERLY GROUP {4}
788.1  DF  .~ Stack forming apparatus {17}
789.2  DF  .~.~ Forms layered stack or row and then upends it {1}
789.3.~.~.~ Tiers or layers formed and sequentially added to stack prior to upending {1}
789.4  DF  .~.~.~.~> Includes means for crossing articles in layer

DEFINITION

Classification: 414/789.3

Tiers or layers formed and sequentially added to stack prior to upending:

(under subclass 789.2) Apparatus wherein the layered stack* is constructed by first placing within either a tier* or layer* all articles going therein and then moving each newly formed tier* or layer* as a unit into abutment respectively with another entire tier* or layer* until the stack* is finished and subsequently tilted.