| 摘要 |
<p>PURPOSE:To obtain the brake mechanism of a reel table for a video tape recorder, which is provided with lessened quantity of parts by adopting a one way mechanism utilizing a planar cam and also is capable of getting an accurate brake timing. CONSTITUTION:A pin 13 on a brake arm 11 is selectively engaged with 1st and 2nd guide grooves 6, 7 while linking with the sliding operation according to the loading and unloading of a slide plate 2 which forms the planar cam mechanism 5 consisting of the 1st and 2nd guide grooves 6, 7. Then, the timing of ON/OFF operation for the brake of the supply reel table 16 is controlled by rotationally operating the brake arm 11.</p> |
