Tape cartridge with open area for preventing rotation in cartridge mount

摘要

A tape cartridge 2 includes a tape core 21b rotatably supported in a cartridge case 25 and houses a print tape 21a wound around the tape core 21b such that the print tape 21a can be unwound. The tape core 21b includes a core body 26 with the print tape 21a wound around an outer peripheral surface of the core body 26, a disk-like rib 27 provided at a middle portion in an axial direction of an inner peripheral surface of the core body 26, and a shaft hole 28 formed at an axis center of the rib 27. The cartridge case 25 includes a shaft support 41 that is inserted into the shaft hole 28 and rotatably supports the tape core 21b, and a rotation guide 42 that slides on the inner peripheral surface of the core body 26.

主权项

1. A tape cartridge adapted to be mounted in a cartridge mount of a tape printer, comprising:
a cartridge case housing a print tape wound around a tape core and an ink ribbon wound around a ribbon core and including
a shaft support for rotatably supporting the tape core, anda rotation guide extending from the shaft support over less than an entire perimeter of the shaft support, an open area defined in a surface of the cartridge case and configured to receive, when the tape cartridge is mounted in the cartridge mount, a positioning protrusion of the cartridge mount having a fit shaft and a fit protrusion that protrudes from the fit shaft over less than an entire perimeter of the fit shaft, wherein the open area is fitted to a cross-sectional shape of the positioning protrusion and shaped to prevent rotation of the tape cartridge in the cartridge mount.