| 摘要 |
<p>Atape cartridge comprising at least one tape reel having a flange portion provided with a plurality of engaging teeth on the peripheral edge thereof and brake means having a rotatable brake arm with the end portion thereof formed by a hook shape so as to engage with one of the engaging teeth for preventing rotation of the tape reel, wherein the improvement comprises a slanted wall formed in the end portion of the brake arm in such manner that the slanted wall exists inside of or along a supposed circle L which is defined by displacement of a point P of the end portion of the brake arm contacting with the corner of one of the engaging teeth when the brake arm is in a brake position.</p> |
