Kitchen pot having heat concentrating and insulating thermal bell

Claim 1

A KITCHEN POT FOR COOKING FOODSTUFFS COMPRISING A CENTRAL OPEN-TOPPED RECEPTACLE, A THERMAL BELL AFFIXED TO SAID RECEPTACLE AT THE TOP OF SAID RECEPTACLE AND FLARING OUTWARDLY AND DOWNWARDLY FROM SAID AFFIXED POSITION TO FORM A CHAMBER ENTRAPPING HEATED AIR ABOUT SAID RECEPTACLE, A LID REMOVABLY COVERING SAID OPEN END OF SAID RECEPTACLE, SAID LID HAVING A FIRST CHAMBER AND A SECOND CHAMBER, SAID FIRST CHAMBER BEING FILLED WITH INSULATION AND POSITIONED IN CONTACT WITH SAID RECEPTABLE, SAID SECOND CHAMBER BEING POSITIONED ON TOP OF SAID FIRST CHAMBER, A SUBSTANTIALLY CENTRALLY LOCATED APERTURE COMMUNICATING BETWEEN SAID RECEPTACLE AND SAID SECOND CHAMBER TO PERMIT PASSAGE OF STEAM FROM SAID RECEPTACLE INTO SAID SECOND CHAMBER WHERE SAID STEAM IS CONDENSED, THE CONDENSATE RETURNING TO SAID RECEPTACLE THROUGH SAID APERTURE, AND A VALVE COMMUNICATING BETWEEN SAID SECOND CHAMBER AND THE ATMOSPHERE, SAID VALVE OPERATING WHEN THE PRESSURE IN SAID RECEPTACLE EXCEEDS A PREDETERMINED PRESSURE TO VENT THE EXCESS PRESSURE OF HEATED AIR AND STEAM TO THE ATMOSPHERE.