US PATENT SUBCLASS 198 / 750.2
.~.~ Surface formed by plural parallel elongated sections reciprocating horizontally

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

618  DF  CONVEYOR SECTION {26}
750.1  DF  .~ Reciprocating conveying surface {7}
750.2.~.~ Surface formed by plural parallel elongated sections reciprocating horizontally {3}
750.3  DF  .~.~.~> Seals
750.4  DF  .~.~.~> With specified bearing
750.5  DF  .~.~.~> Piston drive {1}

DEFINITION

Classification: 198/750.2

Surface formed by plural parallel elongated sections reciprocating horizontally:

(under subclass 750.1) Subject matter wherein the reciprocating conveying surface is comprised of two or more stretched out material holding members extending in the conveying direction and moving to and fro as a group during the material advance and moving to and fro sequentially during holding retraction in order to keep the material stationary.