DRUM-TYPE WASHING APPARATUS - SAMSUNG ELECTRONICS CO LTD

Title:

DRUM-TYPE WASHING APPARATUS

Document Type and Number:

WIPO Patent Application WO/2021/040320

Kind Code:

A1

Abstract:

A drum-type washing apparatus includes: a housing including a door in a front thereof to be opened and closed; and a washing tub supported to spin inside the housing, having a cylindrical shape opened toward the door to accommodate laundry therein, and including a pattern on which a plurality of dewatering holes for discharging wash water are arranged on an inner circumferential surface thereof, the pattern including: a first pattern including an even area provided at least one side of a first dewatering hole along the inner circumferential surface, and a second pattern provided at least one side of a second dewatering hole different from the first dewatering hole along the inner circumferential surface and including an uneven area having lower flatness than the even area.

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Inventors:

KIM YONGKWON (KR)
KIM ZOOHYEONG (KR)
SEO EUNGRYEOL (KR)
CHOI JIHOON (KR)

Application Number:

PCT/KR2020/011124

Publication Date:

March 04, 2021

Filing Date:

August 20, 2020

Export Citation:

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Assignee:

SAMSUNG ELECTRONICS CO LTD (KR)

International Classes:

D06F37/26; D06F37/04; D06F39/12

Domestic Patent References:

WO2018012852A1

2018-01-18

Foreign References:

US20190071811A1	2019-03-07
CN101845739A	2010-09-29
KR20030004554A	2003-01-15
US20150252512A1	2015-09-10
EP2372010B1	2016-09-21

Other References: