US PATENT SUBCLASS 226 / 183
.~.~ Including means to ensure arcuate engagement

Current as of: June, 1999
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226 /   HD   ADVANCING MATERIAL OF INDETERMINATE LENGTH

168  DF  BY ORBITALLY TRAVELING MATERIAL-ENGAGING SURFACE(S) {7}
181  DF  .~ Comprising rotary pinch pair {5}
183.~.~ Including means to ensure arcuate engagement

DEFINITION

Classification: 226/183

(under subclass 181) Device in which one instrumentality of the pinch-pair is a roll*, and is provided with means for retaining the material in contact with a portion of the periphery of said roll.

(1) Note. This contact is more than just tangential, or point or line, contact with the roll.