Method and apparatus for cleaning objects in an automatic cleaning appliance using an oxidizing agent
Patent Information
- Authority / Receiving Office
- US · United States
- Current Assignee / Owner
- WHIRLPOOL CORP
- Publication Date
- 2005-10-13
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
BACKGROUND OF THE INVENTION
[0001] Cleaning a soiled load of objects in automatic cleaning appliances generally involves the use of chemical energy (such as detergent), mechanical energy (such as through agitation of the object load in a wash liquor or the manner of dispensing the wash liquor against the object load, such as spraying) and / or thermal energy (such as through an elevated temperature of the wash liquor). Different combinations of these energy inputs provide various levels of soil removal from the load. Depending on the type of objects in the load, there may be attendant damage, such as when the load comprises fabric, resulting in the generation of lint or the fading of various colors of the fabric, etc. Other types of objects could be subject to chemical etching or other types of damage.
[0002] Numerous types of chemical wash additives are known, such as detergents which include surfactants and emulsifiers, as well as enzymes, all used to dissolve, loosen and / or remove ...