Patent ID: 7993502
Filing Date: 2011-08-09
Classification: C25B

Abstract:
1. A coaxial symmetrical completely open electrolytic bath, comprising a shell; the shell having an upper cover joined on an upper end thereof; the upper cover having a waste water outlet on an upper side; the upper cover having a power supply connecting hole on the upper side; the upper cover having two apertures in the power supply connecting hole thereof; an outer supporting member held in the shell; the outer supporting member having a first water inlet protruding from a lower end thereof; a hollow cylindrical positive electrode plate held in the outer supporting member; the positive electrode plate having a first power supply terminal joined on an upper end thereof; the first power supply terminal sticking out through one of the apertures of the power supply connecting hole of the upper cover; a hollow cylindrical negative electrode plate held in the hollow cylindrical positive electrode plate; the negative electrode plate having a second power supply terminal joined on an upper end thereof, which sticks out through other one of the apertures of the power supply connecting hole of the upper cover; the negative electrode plate having a water passage near an upper end thereof; an inner supporting member held in the negative electrode plate; the inner supporting member having a plurality of holes on a lower end thereof; a lower cover joined on a lower end of the shell; the lower cover having a through hole on a lower end thereof, through which the first water inlet of the outer supporting member is passed; the lower cover having a water outlet hole on a lateral side of the lower end; and a base member positioned on the lower end of the lower cover; the base member having a second water inlet, which is connected to and forms a water inlet passage together with the first water inlet of the outer supporting member; the base member having a water outlet, which is connected to and forms a water outlet passage together with the water outlet hole of the lower cover.