| 摘要 |
FIELD: machine building.SUBSTANCE: tape cartridge comprises cartridge housing, containing a spool with possibility of rotation, around of which there is an ink ribbon, and a braking device for provisioning of back tension for an ink ribbon unwound from a spool. The braking device includes a sliding contact element in a sliding contact with end surface of the rotating spool, a spiral spring pushing the sliding contact element towards the spool shaft, and rotation limiter for limitation of rotation of the sliding contact element. The rotation limiter includes an engagement section protruding from the cartridge housing to be inserted into the sliding contact element, and the engagement section, which protrudes from internal periphery of the sliding contact element and with which the engagement section engages towards the spool rotation.EFFECT: design improvement.8 cl, 8 dwg |
