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.

Date of Patent:
Apr. 11, 2023

Filed:

Sep. 19, 2018
Applicant:

Lg Electronics Inc., Seoul, KR;

Inventors:

Dongcheol Kim, Seoul, KR;

Youngjong Kim, Seoul, KR;

Assignee:

LG Electronics Inc., Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06F 23/04 (2006.01); F16H 3/60 (2006.01); D06F 37/30 (2020.01); D06F 37/40 (2006.01); F16H 1/28 (2006.01); F16D 1/00 (2006.01); F16D 11/14 (2006.01);
U.S. Cl.
CPC ...
F16H 3/60 (2013.01); D06F 23/04 (2013.01); D06F 37/30 (2013.01); D06F 37/304 (2013.01); D06F 37/40 (2013.01); F16H 1/28 (2013.01); F16D 1/00 (2013.01); F16D 11/14 (2013.01);
Abstract

A laundry treatment apparatus includes an outer tub to receive wash water, a driving motor having a stator fixed to the outer tub, and a rotor rotated relative to the stator, a washing shaft rotated together with the rotor, and a rotatable spin-drying shaft spaced apart from the rotor. The laundry treatment apparatus also includes an inner tub disposed in the outer tub, a pulsator provided in the inner tub at a lower portion thereof, and a clutch assembly. The inner tub is rotated together with the spin-drying shaft and the pulsator is rotated by the washing shaft. The clutch assembly selects one of a plurality of modes including i) at least one restriction mode of restricting the spin-drying shaft to the rotor or the outer tub and ii) a free mode of not restricting the spin-drying shaft to the rotor and the outer tub.


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