US PATENT SUBCLASS 226 / 177
.~.~.~ Infinitesimally variable

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  DF  .~.~ To vary bite of contacting pinch members {1}
177.~.~.~ Infinitesimally variable

DEFINITION

Classification: 226/177

(under subclass 176) Device wherein the spacing between the surfaces is changeable to any distance (ranging from zero to that imposed by the limits of the device) in an unlimited number of small variations, whereby different thicknesses of material may be accommodated therebetween.