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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 11180887 B1

PDFFull Text
Date of Patent:
Nov. 23, 2021

Filed:

Dec. 30, 2013

Laundry washing machine with water softening system and method for controlling a laundry washing machine

Applicant:

Electrolux Appliances Aktiebolag, Stockholm, SE;

Inventors:

Elisa Stabon, Gorizia, IT;

Andrea Zattin, Solesino, IT;

Assignee:

ELECTROLUX APPLIANCES AKTIEBOLAG, Stockholm, SE;

Attorney:

RatnerPrestia

Primary Examiner:

Marc Lorenzi

Int. Cl.
CPC ...
D06F 39/00 (2020.01); D06F 39/02 (2006.01); D06F 37/04 (2006.01); C02F 1/42 (2006.01); G05B 19/409 (2006.01); G05B 19/10 (2006.01); D06F 33/44 (2020.01); C02F 103/00 (2006.01); D06F 34/28 (2020.01); D06F 103/20 (2020.01); D06F 105/02 (2020.01); D06F 105/56 (2020.01); D06F 101/00 (2020.01);
U.S. Cl.
CPC ...
D06F 39/02 (2013.01); C02F 1/42 (2013.01); D06F 33/44 (2020.02); D06F 37/04 (2013.01); D06F 39/007 (2013.01); G05B 19/106 (2013.01); G05B 19/409 (2013.01); C02F 2103/002 (2013.01); C02F 2209/055 (2013.01); C02F 2303/22 (2013.01); C02F 2307/12 (2013.01); D06F 34/28 (2020.02); D06F 2101/00 (2020.02); D06F 2103/20 (2020.02); D06F 2105/02 (2020.02); D06F 2105/56 (2020.02); G05B 2219/2633 (2013.01);
Abstract

Laundry washing machine () has an outer casing (), a washing tub (), arranged inside the casing (), a rotatable drum (), arranged in axially rotating manner inside the washing tub () and is designed to receive laundry to be washed. The machine further has a detergent dispensing assembly (), designed for supplying laundry detergent into the washing tub (), a water softening system (), designed to receive fresh water from a water mains () and reduce the hardness degree of the fresh water in order to supply softened water to the detergent dispensing assembly () and/or to the washing tub (), during one or more softened water laundry washing phases. The machine further has a control panel () configured to allow operator to input information associated with a laundry washing course having one or more softened water laundry washing phase/s; and a controller () configured to determine a time saving value (tSi) of one or more laundry washing phases of the washing courses to be performed, based on the softened water laundry washing phase/s of said laundry washing course.

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