| 摘要 |
<p>The invention relates to a device for automatic determination of characteristic magnitudes of a textile test material such as yarns, rovings and slivers, with a measurement unit containing a guide system, a measurement member, an advance system and a suction nozzle for the test material. According to the invention, the suction nozzle 12 is formed by a Coanda effect nozzle, in which the air slides along the wall from its suction aperture 25, 26. The invention is applied in particular in the textile industry. <IMAGE></p> |
