| 摘要 |
<p>A type printer comprising rotatably mounted drum or ring-shaped type-bearing means (3,4); a motor (11) for rotating the type-bearing means (3,4); and selection means (37-a, 36, 34-c, 39, 40) which is arranged to selectively permit and prevent rotation of the type-bearing means (3,4) by the motor (11) characterised by detection means (34b,41) which continually generates a timing signal during rotation of the motor 911), the timing signal being arranged to control the selection means (37-a, 36, 34-c, 39, 40).</p> |
