US PATENT SUBCLASS 242 / 352.3
.~.~.~ Coil engaging drive

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}
352  DF  .~.~ Simultaneous drive to supply and take-up coils {3}
352.3.~.~.~ Coil engaging drive {1}
352.4  DF  .~.~.~.~> Endless belt

DEFINITION

Classification: 242/352.3

Coil engaging drive:

Subject matter under 352 wherein the drive mechanism includes a carrier advancing means (e.g., a drive roller or belt) adapted to contact a surface of the wound carrier to impart winding or unwinding rotation to the coil.