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公开(公告)号:US11220771B2
公开(公告)日:2022-01-11
申请号:US16612185
申请日:2018-05-08
发明人: Sheng Xu , Chunfeng Lao , Yanfen Lv , Yimin Li , Peishi Lv
摘要: A drum washing machine comprises a machine body, a door body, an inner drum and a water feeding device. The inner drum is rotatably arranged in the machine body, and holds water in a washing. A front part of the inner drum is provided with an input port for taking and putting clothes. The door body is mounted at a front part of the machine body corresponding to the input port of the inner drum for opening or closing the input port. An end with the input port of the inner drum is hermetically connected with the door body in a relatively rotating manner. The water feeding device includes a first water feeding pipe connected with an external water source, a water collection sump corresponding to the first water feeding pipe arranged on the door body, and a second water feeding pipe arranged in the door body.
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公开(公告)号:US11319658B2
公开(公告)日:2022-05-03
申请号:US16611989
申请日:2018-05-08
发明人: Peishi Lv , Sheng Xu , Chunfeng Lao , Yanfen Lv , Yimin Li
摘要: A drum washing machine comprises an inner drum rotatable. Both ends of the inner drum are closed and rotatably mounted on a supporting device through rotating shafts, respectively. A side wall of the inner drum is provided with an input port for taking and putting items. A sealing inner cover capable of being opened/closed is mounted at the input port. A water flow passage for feeding water and/or draining water is arranged in at least one of the rotating shafts at both ends of the inner drum. The whole inner drum may be made into a drum without any hole. During the washing process, washing water is held in the inner drum, and the inner drum rotates to wash clothes. The two closed ends of the inner drum are rotatably mounted on the supporting device through the rotating shafts, thus realizing rotation of the inner drum.
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公开(公告)号:US20180371681A1
公开(公告)日:2018-12-27
申请号:US16061679
申请日:2016-11-08
发明人: Chunfeng Lao , Yimin Li , Yonghong Xu , Huacheng Zhang
摘要: An efficient washer-dryer and a control method are provided. The efficient washer-dryer comprises a laundry accommodating drum, a drying air duct arranged outside and communicated with the laundry accommodating drum, and a condensing device provided with a heat-absorbing portion and a heat-releasing portion. The heat-absorbing portion is arranged in the drying air duct, and the heat-releasing portion is arranged outside the drying air duct. At least a nozzle spraying water towards the condensing device and a drain outlet communicated with an exterior of the drying air duct are arranged inside the drying air duct. The control method of the washer-dryer comprises: at least after a drying process, supplying water to the nozzle to flush the dirt attached on the condensing device, and discharging flushed water and dirt out of the drying air duct through the drain outlet. The condensing efficiency of the washer-dryer is significantly improved, drying time is shortened.
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