US PATENT SUBCLASS 242 / 354
.~.~ Particular linear feeder (e.g., capstan or sprocket)

Current as of: June, 1999
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242 /   HD   WINDING, TENSIONING, OR GUIDING

324  DF  UNWINDING AND REWINDING A MACHINE CONVERTIBLE INFORMATION CARRIER (E.G., MAGNETIC TAPE OR PHOTOGRAPHIC FILM) {13}
349  DF  .~ With particular drive {7}
354.~.~ Particular linear feeder (e.g., capstan or sprocket) {2}
354.1  DF  .~.~.~> Plural
354.2  DF  .~.~.~> With particular manual controller

DEFINITION

Classification: 242/354

Particular linear feeder (e.g., capstan or sprocket):

(under subclass 349) Subject matter wherein the drive mechanism includes advancing means engageable with the carrier at a point spaced from the supply or take-up coil for moving the carrier at a uniform rate, and special significance is attributed to this feeder.

SEE OR SEARCH CLASS

226, Advancing Material of Indeterminate Length, may include a nominal recitation of a supply or take-up coil (e.g., less than a support for such a coil or a cooperative relationship between a tension or exhaust detector and reel driving or reel stopping means, etc.);

52+, having means to engage longitudinally spaced modifications in material; subclasses 120+ for an intermittent (interrupted) material-mover; or subclasses 168+ having orbitally traveling material-engaging surface(s).

400, Typewriting Machines,

578+, and 902 for a feeding device in a typewriter.