US PATENT SUBCLASS 198 / 800
.~.~.~ By constant engagement with guide means throughout conveying course of travel

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

618  DF  CONVEYOR SECTION {26}
793  DF  .~ Unit load conveying surface means moved about an endless or rotating path {11}
797  DF  .~.~ Unit load conveying means maintained in uniform orientation while transiting from one direction to another {3}
800.~.~.~ By constant engagement with guide means throughout conveying course of travel

DEFINITION

Classification: 198/800

(under subclass 797) Apparatus wherein the load-support means is provided with means which is in constant engagement with a nonload-supporting, nonpower-transmitting endless flexible means, or with a fixed guide, or track, or rack means to constantly maintain the plane of the load-supporting surface

in a constant relationship to the horizontal throughout its course of travel.