Patent ID: 6305272
Filing Date: 2001-10-23
Classification: A47J,Y10S

Abstract:
An energy-efficient cooker comprising:a main body for containing food to be cooked, said main body having an open top, a side wall, and a bottom wall extending from said side wall, said side wall and said bottom wall having a thickness, an interior, and a vacuum space extending throughout said interior, said vacuum space being partially filled with an action fluid capable of effecting a fast and uniform heat transfer, said main body further having an insulation body whereby said insulation body is integrally made with said side wall of said main body such that said insulation body circumvents an external side of said side wall, and that said insulation body encloses a vacuum space;a base body fitted over said bottom wall of said main body such that a top edge of said base body is joined with a bottom edge of said insulation body of said main body, said base body having a thickness, an interior, and a vacuum space extending throughout said interior of said base body; anda lid for covering said open top of sad main body, said lid having two walls enclosing a vacuum space.