Patent ID: 6789461
Filing Date: 2004-09-14
Classification: A47J

Abstract:
A water level detecting device for a percolator, said device comprising:a pot body having a coffee powder container assembled on the topside, said pot body provided with a buoy device in the interior, said buoy device provided with a buoy rod, said buoy rod having a buoy fitted thereon, said buoy provided with a magnetic member: a detecting device installed at the corresponding location of a power base and of said buoy device, a magnetic induction element serving as said detecting device: and said buoy in said pot body able to move upward and downward together with the height of the water level of a water tank of said pot body, said detecting device interacting with said buoy to disconnect the electricity of the heater of said pot body when the water level of said water tank reaches a lowermost limit preset, said percolator thus able to cut off electricity automatically to ensure safety in use.