Patent ID: 6463595
Filing Date: 2002-10-15
Classification: E03D

Abstract:
A manifold for a toilet ventilation system, said manifold having an inlet through which gas may flow into said manifold and at least one outlet through which gas may pass from said manifold, at least one passage extending through the manifold connecting the inlet and at least one outlet, said inlet in communication with an interior portion of said manifold, said interior portion having a bottom surface, a portion of said bottom surface adjacent said inlet sloping downwardly in a direction towards said inlet, and including spaced first and second wall members extending upwardly from said sloping surface and extending from said inlet into said interior portion of said manifold, and including a third wall member extending upwardly from said bottom surface, said third wall member extending between said first and second wall members in said interior portion of said manifold, said first, second and third wall members cooperating to define a fluid flow prevention element which inhibits the flow of liquid upwardly along said sloping surface from said inlet to said at least one outlet and direct said liquid back towards said at least one inlet, and wherein said interior portion of said manifold includes a top surface, said top surface positioned above a top edge of at least said third wall member, whereby gas flowing into said inlet may flow over said third wall to said at least one outlet.