| 摘要 |
<p>A relief valve assembly for pressure cookers in which the valve port (6, 26) is controlled by a predetermined weight. A skirt portion (19, 32) forming part of the mass of the weight surrounds the valve port so forming a chamber. The skirt portion has an opening (18, 34) in it such that gas entering the chamber from the pressure cooker via the valve port can escape to the atmosphere in a predetermined direction, e.g. away from a hand grip portion (17, 39).</p> |
