US PATENT SUBCLASS 226 / 176
.~.~ To vary bite of contacting pinch members

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}
174  DF  .~ With control or adjustment means {5}
176.~.~ To vary bite of contacting pinch members {1}
177  DF  .~.~.~> Infinitesimally variable

DEFINITION

Classification: 226/176

(under subclass 174) Device provided with at least two material-engaging surfaces, at least one of which is orbitally traveling, between which surfaces the material is disposed, and wherein the regulating means changes the space (i.e., "nip") between said surfaces.