US PATENT SUBCLASS 400 / 219.5
.~.~.~ Including projection from ribbon

Current as of: June, 1999
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400 /   HD   TYPEWRITING MACHINES

191  DF  INCLUDING INTERPOSED INKING DEVICE (E.G., RIBBON) FOR RECORD-MEDIUM {15}
218  DF  .~ Ribbon-reversing mechanism {4}
219  DF  .~.~ Including means responsive to depletion of ribbon supply {4}
219.5.~.~.~ Including projection from ribbon

DEFINITION

Classification: 400/219.5

Including projection from ribbon:

(under subclass 219) Subject matter wherein the ribbon* includes a protuberance from a surface thereof, and said detecting means includes a member actuated by said protuberance to influence ribbon direction-changing means when the ribbon storage is exhausted.

SEE OR SEARCH THIS CLASS, SUBCLASS:

239, for a ribbon, per se, having a protuberance for actuating reversing mechanism.