| 摘要 |
<p>A discharge nozzle (1) for a flexible dispensing tube (10) is disclosed. Flow of material out of the tube (10) is automatically cut off when no pressure is applied to the tube (10). The nozzle (1) has a symmetrical interior surface, and has a discharge portion (42, 44) with a low coefficient of friction. The discharge portion forms an elongated slit (122, 123) in the form of an "I" to provide two displaceable tongues (24, 26).</p> |
