Electric rice cookers
AssigneeTokyo Shibaura Denki Kabushiki Kaisha
InventorTerutaka Aoshima
Life of this patent
Estimating the term…
Abstract
In an electric rice cooker, an electric heater for heating a kettle containing a quantity of rice and water is firstly energized through a first contact of a switch sensitive to the temperature of the kettle. When cooking operation completes the switch transfers to a second contact to start a timer. After a predetermined time, the timer reenergizes the heater through the second contact for a definite interval.
Claims5
An electric rice cooker comprising a kettle adapted to contain a quantity of rice and water, a removable lid covering the top of said kettle, an electric aeater for heating said kettle, a temperature sensitive switch disposed to sense temperature of said kettle and having first and second contacts, said temperature sensitive switch energizing said electric heater through said first contact at the time of starting cooking operation, but transferring to said second contact in response to a cooking completion temperature, frame means for supporting and enclosing said kettle and heater, and a timer energized through said second contact for reenergizing said heater for a definite interval a predetermined time after energization of said timer.
Dependencies are inferred from the claim text.