| 摘要 |
<p>A magnetic screen assembly (13). The assembly (13) is to be located in a duct (10) to screen a flowable substance passing in a direction (11). The assembly (13) has a screening position (A) so that the substance passes through the screen, and a cleaning position (B) at which the screen assembly (13) is spaced outwardly relative to the housing (12) to facilitate cleaning of the assembly (13).</p> |
