Pressure cooker relief valve and pressure cookers incorporating such assemblies
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United States of America Patent
Stats
-
Feb 2, 1982
Grant Date -
N/A
app pub date -
May 11, 1978
filing date -
May 27, 1977
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A pressure cooker the casing thereof carrying a pressure relief valve assembly comprising a relief valve having a valve member and a valve seating one of which acts against the other under pressure of biasing means to close a valve port opening into the interior of the cooker and a timer which can be preset to act on an operating member after a predetermined time period, said timer having an actuating member which moves to engage and move said operating member in a substantially linear direction, and said operating member being mechanically connected to means for relieving the pressure of the biasing means.
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Family
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