US PATENT SUBCLASS 198 / 352
.~.~.~ Having plural abutments arranged in a specific pattern

Current as of: June, 1999
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198 /   HD   CONVEYORS: POWER-DRIVEN

348  DF  CONVEYOR ARRANGEMENT FOR SELECTING AMONG PLURAL SOURCES OR DESTINATIONS {11}
349  DF  .~ With selection responsive to means containing or introducing changeable operating instructions {5}
351  DF  .~.~ By selectively positioned abutment means {3}
352.~.~.~ Having plural abutments arranged in a specific pattern

DEFINITION

Classification: 198/352

(under subclass 351) Apparatus wherein said means containing or introducing the operating instructions is provided with a plurality of contact elements which are capable of being arranged in different arrays. The structure contacted by said elements is constructed so that it will only coact with single specific array of said elements.