Patent ID: 6019528
Filing Date: 2000-02-01
Classification: B41J

Abstract:
A ribbon cassette, comprising:a housing supporting a rotatable shaft for rotation therein;a dispensing spool of ribbon mounted for rotation upon said rotatable shaft, said dispensing spool dispensing a quantity of ribbon;a storage spool for storing ribbon dispensed by said dispensing spool of ribbon, said storage spool mounted upon said rotatable shaft adjacent said dispensing spool; andsaid spring-loaded arm disposed outside said housing;a pair of first and second meshing gears, said first meshing gear disposed within said housing, and said second meshing gear mounted to said spring-loaded arm, and biased towards said first meshing gear, said pair of first and second meshing gears receiving ribbon dispensed by said dispensing spool and passing said ribbon to said storage spool, whereby said pair of first and second meshing gears cause the ribbon to be positively advanced without slippage in its passage through the cassette.