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An exhaust valve, in pressure cooker lids, comprises a vertical tube on which a suitable weight is applied provided with several steam exhaust points which is provided on its free edge with an external thread where the weight is screwed, leaving a free internal space forming a chamber into which the

An exhaust valve, in pressure cooker lids, comprises a vertical tube on which a suitable weight is applied provided with several steam exhaust points which is provided on its free edge with an external thread where the weight is screwed, leaving a free internal space forming a chamber into which the exhaust holes for the steam open, and having on the upper part, a coaxial projection which may penetrate into the internal part of the exhaust or exit tube of the valve.

대표청구항 ▼

In an exhaust valve of the type used in the lids of pressure cookers, including a vertical exhaust tube on which a suitable weight is mounted provided with an exhaust port, the improvement that said tube, having an upper orifice and a lower end, is fitted in said lid by means of a nut, provided adja

In an exhaust valve of the type used in the lids of pressure cookers, including a vertical exhaust tube on which a suitable weight is mounted provided with an exhaust port, the improvement that said tube, having an upper orifice and a lower end, is fitted in said lid by means of a nut, provided adjacent its upper orifice, with an external thread and, adjacent its lower end, with a steam passage, and that said weight is formed with a threaded hole adapted to engage with said external thread of said tube and further formed with an elongated chamber extending vertically in continuation of said threaded hole and terminating by a bottom surface and adapted to receive with play said upper threaded portion of said tube and close the same by means of said bottom surface, said exhaust port connecting said chamber with the outside.