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Automatic washing machines did not become dominant in the UK until well into the 1970s and by then were almost exclusively of the front-loader design. In early automatic washing machines, any changes in impeller/drum speed were achieved by mechanical means or by a rheostat on the motor power supply. However, since the 1970s electronic control ...
These inexpensive washing machines make laundry day much easier. ... Its automatic unbalance detection helps to minimize vibration during operation, and each cycle takes between 20 to 50 minutes.
1920 advertisement for the Thor electric washing machine. The Thor washing machine was the first electric clothes washer sold commercially in the United States. Produced by the Chicago-based Hurley Electric Laundry Equipment Company, the 1907 Thor is believed to be the first electrically powered washer ever manufactured, crediting Hurley as the inventor of the first automatic washing machine.
The company was established in 1950 by Karl-Erik Andersson, whose first invention was a washing machine. The company started producing a fully automatic front-loading washing machine and a compact dishwasher in 1965, and started exporting their products in 1967.
Inverterization is the process of using an inverter-based motor drive intended to operate an electric motor at a variable speed for the sake of improved efficiency. [1] The main job of the inverter is to control the speed and torque of the motor to match work requirements.
An industrial electric motor . An electric motor is a machine that converts electrical energy into mechanical energy.Most electric motors operate through the interaction between the motor's magnetic field and electric current in a wire winding to generate force in the form of torque applied on the motor's shaft.