Patent ID: 6131559
Filing Date: 2000-10-17
Classification: A21B,F24C

Abstract:
An oven comprising:exterior walls defining an exterior cabinet of said oven;interior walls defining an interior chamber of said oven;intermediate walls disposed between said exterior walls and said interior walls, said intermediate walls and said interior walls defining an intermediate cavity between said interior and intermediate walls and said interior walls and said exterior walls defining an outer cavity between said exterior and intermediate walls;a product support disposed in said interior chamber;a first blower for circulating temperature controlled gas into said interior chamber, said first blower being in fluid communication with at least one duct, said duct having a jet plate with a plurality of orifices positioned to direct said temperature controlled gas toward said product support within the interior chamber of said oven; andat least one other blower in fluid communication with said outer cavity and with said intermediate cavity capable of circulating air through said outer cavity and circulating air through said intermediate cavity for controlling the temperature of said interior walls and said exterior walls.