| 摘要 |
<p>PURPOSE:To make it easy to take out a cassette tape by releasing the lock of an injection device at the time of opening the cover and pushing out the cassette tape automatically. CONSTITUTION:When the whole cover 1 is opened up to angle beta in case of taking out cassette tape 11, the retention status of both cassette tape extruding portion 14 and projecting portion 24 is releasd and at the same time the pulling force of pulling spring 16 is transmitted to cassette tape 11 through injector 12, so that cassette tape 11 starts to operate. At this point of time, gear 20 moves together with injector 12 while engaging with rack 7 and rotating, so that injector 12 slides in channel 13 and cassette tape 11 is extruded slowly.</p> |
