Patent ID: 6523459
Filing Date: 2003-02-25
Classification: A47J,Y10S

Abstract:
A pressure cooker comprising a pan including a pan ramp, a lid including a handle and a lid ramp cooperative with said pan ramp to provide a bayonet closure, whereby said pan and said lid can move from an open position wherein said pan ramp and said lid ramp are not cooperatively engaged to a closed position wherein said pan ramp and said lid ramp are cooperatively engaged by rotating said lid in a first direction with respect to said pan, rotary abutment means for preventing further rotation of said lid relative to said pan in said first direction when said pan and said lid are in said closed position, a lock mechanism for locking said lid relative to said pan, a controller for controlling said lock mechanism, said controller adapted to move said lock mechanism between at least one unlocking position wherein said lid can be removed from said pan and at least one locking position wherein said lid cannot be removed from said pan, a pressure indicator mounted with respect to said lid and movable between a first position wherein pressure within said pressure cooker cannot leak therethrough and a second position wherein said pressure can leak therethrough, and a unitary assembly mounted on said lid independent of said handle, said pressure indicator, said controller and said lock mechanism being mounted on said unitary assembly.