Controlling method of a laundry machine
AssigneeLG Electronics Inc.
InventorSeog Kyu Park
Life of this patent
Estimating the term…
Abstract
A controlling method of a laundry machine is disclosed. The controlling method includes supplying wash water into a tub up to a predetermined water level, and controlling On/Off of a steam heater and a tub heater until a temperature inside the tub or a drum reaches a predetermined temperature at the predetermined water level. By using both the tub heater and steam heater in conjunction with a controlling of a water supply valve in order to acquire the predetermined water level and predetermined tub temperature, the controlling method is advantageous to improve energy efficiency of the laundry machine.
Claims19
A controlling method of a laundry machine, the controlling method comprising:
- supplying water into a tub until a water level of the tub reaches a water level predetermined for a washing step;
- and
- controlling a steam heater and a tub heater until a temperature inside the tub reaches a temperature predetermined for the washing step at the predetermined water level.
A laundry machine comprising:
- a tub to hold water for washing;
- a water supply valve to open and close a water line toward the tub;
- a tub heater mounted in the tub to heat the water;
- a steam generator to generate steam by heating water with a steam heater;
- and
- a controller to control the water supply valve, the tub heater, and the steam heater for a washing step so as to cause a temperature inside the tub to reach a predetermined temperature at a water level predetermined for the washing step.
Dependencies are inferred from the claim text.