| 摘要 |
<p>Suction valve comprising a body (30) closed by means of a cover (10) , an inlet duct (40) for a fluid obtained in the body (30), an outlet duct (19) obtained in the cover (10) , a valve closing seat (13), a shutter (50) designed to close the seat (13), said seat (13) being positioned in the cover (10) at the level of the valve outlet duct (19) so that when the seat (13) is closed by the shutter (50) the valve is subject to the pressure of the fluid inlet duct (40).</p> |
