| 摘要 |
<p>A weft yarn suction device for air looms - of the type equipped with a main blow nozzle (3), through which the weft yarn is fed and which is positioned at one end of the loom, and with a suction device positioned at the opposite end of the loom which draws the weft yarn by depression - comprises a movable shutting lamina (5), apt to progressively close the suction mouth (4) of said device as the reed approaches the beating up position.</p> |
