| 摘要 |
A ribbon cassette having a casing with a releasable cover, includes a pulley mounted for rotation in the casing, key-means project beyond the casing of the cassette for engagement with an external drive, a pressure roller is rotatably mounted in the case, a slide movably mounts the pressure roller to obtain a first position of engagement with the pulley and a second retracted position, a projection on the slide is externally accessible through an opening in the casing for shifting the slide from the first to the second position and vice versa; an additional projection on said slide runs in another opening in the casing for guiding movement of the slide along a long wall of the cassette casing; a brake is also disposed in the cassette which holds a removable endless ink ribbon that is insertible and inserted in the casing and fills the casing essentially in its entirety, the ribbon runs through a gap between the pulley and the pressure roller on one hand and the brake on the other.
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