US PATENT SUBCLASS 242 / 334.5
.~.~ Coil diameter or weight responsive 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}
334  DF  .~ Carrier speed or tension control {5}
334.5.~.~ Coil diameter or weight responsive sensor

DEFINITION

Classification: 242/334.5

Coil diameter or weight responsive sensor:

(under subclass 334) Subject matter wherein the regulating means includes a mechanism responsive to an input signal representative of either the diametrical extent or gravitational force acting on a wound portion of the carrier.