| 摘要 |
<p>The air valve (5, 6) of the jacket (1) can be opened not only by means of the conventional driving cable (11) housed in the corrugated pipe (3) and fastened to the free end of the same, but also independently from said cable (11) by means of auxiliary driving means (206) integral or operationally connected with the shutter (6) of the air valve and controlled by the diver directly with the hands and/or by means of interposed control means (14).</p> |
