Patent ID: 7047987
Filing Date: 2006-05-23
Classification: A47L

Abstract:
1. A device for dispensing washing agents for a household washing machine, said device for dispensing comprising a housing with a tank, a discharge outlet, a dosing space, a first opening between said dosing space and said discharge outlet, a second opening between said tank and said dosing space, and a passage between said first opening and said second opening, sealing means comprising an element axially reciprocally movable within said passage and having a stroke extending between a first position and a second position, said movable element when in said first position, and during movement along a first terminal segment of its stroke adjacent thereto, sealing said first opening for preventing liquid flow from said dosing space to said discharge outlet and exposing said second opening for allowing liquid flow from said tank to said dosing space, said movable element when in said second position and during movement along a second terminal segment of its stroke adjacent thereto sealing said second opening for preventing liquid flow from said tank to said dosing space and exposing said first opening for allowing liquid flow from said dosing space to said discharge outlet, said movable element when in an intermediate segment of its stroke, between said first and second segments, simultaneously sealing said first opening and said second opening for preventing liquid flow from said dosing space to said discharge outlet and from said tank to said dosing space, and an actuator for operating said sealing means, said movable element during its movement between said first position and said second position and back, never allowing fluid communication between said tank and said discharge outlet.