US PATENT SUBCLASS 242 / 333.5
.~.~ Coil diameter sensor

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}
333  DF  .~ Automated stop or reverse {5}
333.5.~.~ Coil diameter sensor

DEFINITION

Classification: 242/333.5

Coil diameter sensor:

(under subclass 333) Subject matter wherein the controller includes an operator actuated by the changing radial dimension of carrier wound on either the supply or take-up coil.