Pressure cooker

Details Pressure cooker Pressure cooker

1979-08-06

1981-03-24

Scott, Samuel

Stoves and furnaces

Liquid heater

Open-top vessel that may include lid

220316, 222 70, 126388, A47J 2700, H05B 100, B67D 508

Patent

active

042573947

ABSTRACT:
A pressure-cooker comprising a pot and a lid each having flange portions for interconnection thereof through rotation of the lid relative to the pot, with locking means formed in the flanges for preventing reverse relative rotation of the lid if pressure of a predetermined value is present in the pressure-cooker. A spring actuated relief valve provided in the lid and a timer mechanism for loading the spring for a designated period of time whereby pressure of a predetermined value is maintained in the pressure-cooker during such period of time.

REFERENCES:
patent: Re23709 (1953-09-01), Page
patent: 1421517 (1922-07-01), Malcamp
patent: 2162600 (1940-03-01), Lurtz
patent: 3738354 (1973-01-01), Aries

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