PUMP DEVICE FOR HOUSEHOLD APPLIANCES Russian patent published in 2018 - IPC A47L15/42 

FIELD: motors and pumps.

SUBSTANCE: pumping device (103) for household appliance (100), comprising drive (105) with first impeller (107) for operating pumping device (103) in a first operating mode in a first feeding direction for evacuating the fluid from household appliance (100) and with second impeller (109) for operation of pump (103) in the second operating mode in the second direction of supply for the purpose of pumping fluid inside appliance (100), and between drive (105) and first impeller (107) provides first clutch (119) freewheel, and between drive (105) and second impeller (109) there is second clutch (121) of free travel, arranged in such a way that, depending on the first or second operating mode, only first impeller (107) or only second impeller (109) is driven.

EFFECT: pumping device for a household appliance was proposed.

13 cl, 2 dwg