Patent ID: 6123842
Filing Date: 2000-09-26
Classification: B01F,C02F

Abstract:
A dispenser for dispensing a water treatment substance into water, which dispenser comprisesa holder for holding a supply of solid water dispersable water treatment substance, the holder comprising a cylindrical holder wall having first and second ends, with the first and second ends being closed and with at least one primary water opening being provided in the holder wall in proximity to its first end so that untreated water can enter the holder through the primary water opening and treated water, containing water treatment substance dispersed therein, can exit the holder or be dispensed from the holder through the primary water opening, and with no further aperture being provided in the holder between the primary opening and the second end of the holder;a component rotatably attached to the holder and having a secondary opening which is located about the same distance from the first end of the holder as the primary opening and through which untreated and treated water can pass, with an enclosed water flow path being defined between the primary and secondary openings and the length of the water flow path being adjustable due to the rotatability of the component relative to the holder; andbuoyancy means, for imparting buoyancy to the dispenser, in or around the holder.