US PATENT SUBCLASS 242 / 343.2
.~.~.~.~.~ Spool or coil engaging

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}
335  DF  .~ Cartridge system (i.e., cartridge work station or cartridge) {7}
341  DF  .~.~ Coil-to-coil cartridge {6}
343  DF  .~.~.~ With brake or lock {1}
343.1  DF  .~.~.~.~ Yieldable brake {1}
343.2.~.~.~.~.~ Spool or coil engaging

DEFINITION

Classification: 242/343.2

Spool or coil engaging:

(under subclass 343.1) Subject matter wherein the means for retarding is adapted to engage the coil support or material wound on the support.