Patent ID: 6468420
Filing Date: 2002-10-22
Classification: C02F

Abstract:
Device for sterilizing water flowing through a sanitary appliance, havinga) a housing, which comprises an inlet and an outlet for the water; b) a UV lamp, which is disposed inside the housing and the radiation of which is directed towards the water flowing through the housing; c) a power supply circuit for the UV lamp; d) a device for producing a switch-on and switch-off signal for the power supply circuit of the UV lamp, which is operationally coupled to a valve situated in a fresh water supply conduit and operable by the user, whereinin the fresh water supply conduit a solenoid valve is disposed upstream of the valve operable by the user and situated in the fresh water supply conduit upstream from the UV lamp and between the solenoid valve and the valve operable by the user is a pressure sensor, the signal of which is utilized as a switch-on and switch-off signal of the power supply circuit for the UV lamp and the solenoid valve.