Patent ID: 6843912

Claim:
A water purification system, comprising: a water supply conduit; a filter manifold defining at least one filter element mounting station for receiving and supporting at least one filter element, said filter manifold further including flow coupler means for connecting said at least one filter element with said water supply conduit to produce purified water; a latch plate at one end of said at least one filter element mounting station and movable toward and away from said one end between a latched position engaging and retaining said at least one filter element in said at least one mounting station, and an unlatched position permitting removal and replacement of said at least one filter element; and lock means at said one end of said at least one filter element mounting station and movable between a first position engaging and preventing movement of said latch plate from said latched position to said unlatched position, and a second position disengaged from and thereby permitting separate movement of said latch plate between said latched and unlatched positions, said lock means further including and mechanically coupled to a shut-off valve for shutting off water flow through said water supply conduit to said filter manifold when said lock means is in said second position said latch plate being interposed between said lock means and said one end of said at least one filter element mounting station.