Back to results
US 2013/0091635 A1Published application
Laundry treating appliance with method to detect the type and size of a load
AssigneeWhirlpool Corporation
InventorSYLVIA A. GUZMAN
Life of this patent
Estimating the term…
Abstract
A method and a laundry treating appliance for detecting the type and size of a load prior to a cycle of operation.
Claims20
A method of operating a laundry treating appliance having a tub defining a liquid chamber, a drum rotatably mounted within the liquid chamber and defining a treating chamber for receiving a load of laundry for treatment, the method comprising:
- supplying liquid into the treating chamber to a first level within the liquid chamber that is below the treating chamber to define a first liquid supply;
- determining a first time indicative of the time for the liquid to reach the first level;
- determining whether the laundry load is at least one of a small load and an absorbent load based on the first time;
- supplying liquid into the treating chamber to a second level within the liquid chamber at least reaching the treating chamber to define a second liquid supply;
- determining a second time indicative of the time for the liquid to reach the second level;
- and
- determining whether the laundry load is at least one of a medium load and a maximum load based on the second time.
4 more elements
A laundry treating appliance for treating a laundry load according to a cycle of operation, comprising:
- a tub defining a liquid chamber;
- a drum rotatably mounted within the liquid chamber and defining a treating chamber for receiving a load of laundry for treatment;
- a liquid supply directly providing liquid to at least one of the treating chamber and liquid chamber;
- a liquid level sensor providing an output signal indicative of the liquid level in the liquid chamber;
- and
- a controller receiving the output signal and coupled to and controlling the liquid supply according to a liquid supply program where the liquid supply supplies liquid into the treating chamber to a first level within the liquid chamber that is below the treating chamber to define a first liquid supply, determines a first time indicative of the time for the liquid to reach the first level, determines whether the laundry load is at least one of a small load and an absorbent load based on the first time, supplies liquid into the treating chamber to a second level within the liquid chamber at least reaching the treating chamber to define a second liquid supply, determines a second time indicative of the time for the liquid to reach the second level, and determines whether the laundry load is at least one of a medium load and a maximum load based on the second time.
3 more elements
Dependencies are inferred from the claim text.