Washing machine for washing articles equipped with an electric drive unit to operate electric motors
AssigneeElectrolux Appliances Aktiebolag
InventorsPiero Stocco, Alberto Bisutti
Life of this patent
Estimating the term…
Abstract
A washing machine having a first single phase electric motor, a second single phase electric motor and an electric drive unit for the electric motors. The electric drive unit is connected to power supply lines and comprises three first legs, each leg comprising a pair of switches. Electrical terminals of the first electric motor are connected to the first and second legs of the electric drive unit and electrical terminals of the second electric motor are connected to the second and third legs of the electric drive unit.
Claims16
A washing machine having a first single phase electric motor, a second single phase electric motor and an electric drive unit configured to operate the electric motors, the electric drive unit being connected to a first power supply line and a second power supply line, wherein the electric drive unit comprises:
- a first leg comprising a first switch and a second switch connected in series between the first power supply line and the second power supply line;
- a second leg comprising a third switch and a fourth switch connected in series between the first power supply line and the second power supply line;
- a third leg comprising a fifth switch and a sixth switch connected in series between the first power supply line and the second power supply line;
- wherein a first electrical terminal of the first electric motor is connected to the first leg and a second electrical terminal of the first electric motor is connected to the second leg and wherein a first electrical terminal of the second electric motor is connected to the second leg and a second electrical terminal of the second electric motor is connected to the third leg.
Dependencies are inferred from the claim text.