ULTRASONIC CLEANING DEVICE AND WASHING MACHINE

WIPO Patent Application WO/2020/124967

A1

An ultrasonic cleaning device (50), which may adequately drain water from a water storage bucket (210), and may thus increase the convenience of a user. The ultrasonic cleaning device (50) has: an ultrasonic generator (110) and the water storage bucket (210) disposed below the ultrasonic generator (110), and is set in a setting portion (80). Positions of the ultrasonic generator (110) and the water storage bucket (210) may be switched between operating positions when a cleaning operation is performed and standby positions when the cleaning operation is not performed. The ultrasonic cleaning device (50) has: a drain port (221) for draining water from the water storage bucket (210); a valve body (241) that closes the drain port (221); and a valve body switching mechanism (600) used for switching the valve body (241) in the following manner: when the ultrasonic generator (110) and the water storage bucket (210) are located in the operating positions, the valve body (241) is in a closed state; and when the ultrasonic generator (110) and the water storage bucket (210) are located in the standby positions, the valve body (241) is in an open state.

YONEZAWA TAKAAKI (JP)
KAWAKAMI NAOYA (JP)
NAONO HIROKI (JP)

PCT/CN2019/091232

June 25, 2020

June 14, 2019

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QINGDAO HAIER WASHING MACH CO (CN)
AQUA CO LTD (JP)
HAIER SMART HOME CO LTD (CN)

B08B3/12; D06F19/00

WO2018077200A1

2018-05-03

CN105369546A	2016-03-02
CN105332227A	2016-02-17
CN107570483A	2018-01-12
CN108729096A	2018-11-02
CN207244244U	2018-04-17
JP2004216244A	2004-08-05

BEYOND ATTORNEYS AT LAW (CN)

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