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公开(公告)号：US10399874B2
公开(公告)日：2019-09-03
申请号：US14963418
申请日：2015-12-09
Applicant: LG ELECTRONICS INC.
Inventor： Sangduck Lee , Kiwon Yu
Abstract: A drinking water supply device may include a filtered water pipe, a flow rate sensor, a water supply pipe, a mineral supply pipe provided with a mineral supply valve, a mineral cartridge configured to connect to the mineral supply pipe, a mineral mixer configured to connect to the water supply pipe and the mineral supply pipe and configured to allow mixing of the minerals from the mineral supply pipe with the filtered water in the water supply pipe, a pump, a discharge pipe configured to connect to the mineral mixer and the water supply pipe, and a controller configured to control an output voltage of the pump in order to adjust an amount of minerals that are supplied to the water supply pipe based on a flow rate sensed by the flow rate sensor.
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公开(公告)号：US11479483B2
公开(公告)日：2022-10-25
申请号：US16869854
申请日：2020-05-08
Applicant: LG Electronics Inc.
Inventor： Suhye Woo , Sangduck Lee , Yuseung Choi
IPC: C02F1/28 , C02F1/70 , B01D15/10 , C02F1/00 , C02F101/20 , C02F101/22 , C02F101/10
Abstract: A filter for a water purifier includes a filter housing that defines an inlet and an outlet, and a filter module disposed inside the filter housing and configured to purify water received through the inlet and supply purified water to the outlet. The filter module includes a carbon block that includes a mixture of: activated carbon having a weight corresponding to 40 to 50% of a weight of the mixture, a binder having a weight corresponding to 5 to 15% of the weight of the mixture, iron hydroxide having a weight corresponding to 10 to 20% of the weight of the mixture, and titanium oxide having a weight corresponding to 30 to 40% of the weight of the mixture.
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公开(公告)号：US11919773B2
公开(公告)日：2024-03-05
申请号：US16887276
申请日：2020-05-29
Inventor： Yuseung Choi , Suhye Woo , Sangduck Lee , Seonghwang Kim , Soojin Park , Dongbeom Seong , Yeongrae Son
IPC: C01B32/354 , B01D24/46 , B01D35/30 , B01D39/16 , B01D39/20 , C01B32/336
CPC classification number: C01B32/354 , B01D24/46 , B01D35/30 , B01D39/16 , B01D39/2062 , B01D2251/104 , B01D2253/102 , C01B32/336
Abstract: A method is described for treating activated carbon configured to be included in a carbon block of a filter for a water purifier. The method includes: inserting the activated carbon into a chamber; injecting ozone generated from an ozone generator into the chamber, and applying pressure to the chamber; and modifying a surface of the activated carbon inserted into the chamber based on applying the pressure to the chamber that holds the ozone and the activated carbon.
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Patent Agency Ranking
公开(公告)号：US11780748B2
公开(公告)日：2023-10-10
申请号：US17241799
申请日：2021-04-27
Applicant: LG Electronics Inc.
Inventor： Suhye Woo , Sangduck Lee , Yuseung Choi , Uison Hwang
IPC: C02F1/28 , B01J20/02 , B01J20/04 , B01J20/06 , B01J20/28 , B01J20/30 , B01J45/00 , C02F1/00 , C02F1/42 , C02F101/10 , C02F101/12 , C02F101/20 , C02F101/22
CPC classification number: C02F1/288 , B01J20/0211 , B01J20/041 , B01J20/06 , B01J20/2805 , B01J20/28026 , B01J20/28042 , B01J20/3007 , B01J20/3035 , B01J20/3042 , B01J45/00 , C02F1/003 , C02F1/281 , C02F1/283 , C02F1/42 , C02F2001/422 , C02F2101/103 , C02F2101/12 , C02F2101/203 , C02F2101/206 , C02F2101/22
Abstract: Disclosed is a filter for a water-purification device, the filter including a filter housing having a water inlet and a water outlet defined therein; and a filter member disposed in the filter housing to purify water introduced through the inlet and supply the purified water to the outlet, wherein the filter member includes a carbon block produced by mixing 40 to 50% by weight of titanium oxide, 30 to 40% by weight of activated carbon, and 18 to 23% by weight of binder with each other. Further, a water-purification device including the filter is disclosed.
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公开(公告)号：US11731884B2
公开(公告)日：2023-08-22
申请号：US16467094
申请日：2017-12-06
Applicant: LG Electronics Inc.
Inventor： Yuseung Choi , Sangduck Lee , Suchang Cho
CPC classification number: C02F1/003 , B01D35/04 , B01D35/30 , B01D39/2027 , B01D39/2062 , C02F1/62 , C02F2101/20 , C02F2201/002 , C02F2307/06
Abstract: The present invention relates to a water purifier filter, and a water purifier including the same. The water purifier filter and the water purifier including the same according to the present invention include a filter housing including an inlet and an outlet, and a filter module provided in the filter housing to purify water introduced through the inlet and to supply the water to the outlet, and a material of the filter module includes sodium orthotitanate (Na4TiO4) to remove a heavy metal under water, thereby effectively removing a heavy metal including cadmium under water.
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公开(公告)号：US10077544B2
公开(公告)日：2018-09-18
申请号：US14963327
申请日：2015-12-09
Applicant: LG ELECTRONICS INC.
Inventor： Myounghoon Lee , Sangduck Lee , Jinpyo Hong
CPC classification number: E03B7/075 , E03B7/072 , E03B7/074 , E03B7/08 , G05D11/001 , G05D11/03 , G05D11/13
Abstract: A drinking water supply device may include a first channel configured to channel water, a water discharge pipe coupled to the rear end of the first channel configured to discharge the drinking water, a first connection pipe connecting the first channel and the water discharge pipe, a second channel configured to supply minerals to the first connection pipe, the second channel provided with a pressure sensor and a mineral supply valve, a mineral container configured to communicate with the first connection pipe via the second channel and configured to store condensed minerals, a pump configured to pressurize the interior of the mineral container to discharge the condensed minerals out of the mineral container, and a controller configured to control the mineral supply valve to open for a first predetermined time and then close according to a water discharge signal.
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公开(公告)号：US10031533B2
公开(公告)日：2018-07-24
申请号：US14963353
申请日：2015-12-09
Applicant: LG ELECTRONICS INC.
Inventor： Changhun Jeong , Youngjin Kim , Sangduck Lee
CPC classification number: G05D16/2066 , B67D1/0014 , B67D1/004 , B67D2210/0001 , B67D2210/00049 , G05D11/132
Abstract: A drinking water supply device may include a first channel configured to channel water, the first channel provided with a first valve, a flow rate sensor configured to sense a flow rate of the water, a water discharge channel connected to the rear end of the first channel, a connection pipe connecting the first channel and the water discharge channel, a second channel configured to supply minerals to the connection pipe, the second channel provided with a pressure sensor and a second valve, a mineral container configured to connect to the connection pipe via the second channel and configured to store condensed minerals, a pump configured to pressurize an interior of the mineral container to allow discharge of the condensed minerals from the mineral container, and a controller configured to control the flow rate sensor, the pressure sensor, and the first valve.
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8.发明申请DRINKING WATER SUPPLY DEVICE AND METHOD OF CONTROLLING A DRINKING WATER SUPPLY DEVICE 审中-公开饮用水供应装置和控制饮用水供应装置的方法公开(公告)号：US20160168828A1
公开(公告)日：2016-06-16
申请号：US14963353
申请日：2015-12-09
Applicant: LG ELECTRONICS INC.
Inventor： Changhun JEONG , Youngjin Kim , Sangduck Lee
CPC classification number: G05D16/2066 , B67D1/0014 , B67D1/004 , B67D2210/0001 , B67D2210/00049 , G05D11/132
Abstract: A drinking water supply device may include a first channel configured to channel water, the first channel provided with a first valve, a flow rate sensor configured to sense a flow rate of the water, a water discharge channel connected to the rear end of the first channel, a connection pipe connecting the first channel and the water discharge channel, a second channel configured to supply minerals to the connection pipe, the second channel provided with a pressure sensor and a second valve, a mineral container configured to connect to the connection pipe via the second channel and configured to store condensed minerals, a pump configured to pressurize an interior of the mineral container to allow discharge of the condensed minerals from the mineral container, and a controller configured to control the flow rate sensor, the pressure sensor, and the first valve.
Abstract translation: 饮用水供应装置可以包括构造成引导水的第一通道，设置有第一阀的第一通道，被配置为感测水的流量的流量传感器，连接到第一阀的后端的排水通道 通道，连接第一通道和排水通道的连接管，构造成向连接管供应矿物质的第二通道，设置有压力传感器和第二阀的第二通道，构造成连接到连接管的矿物容器 经由第二通道并且构造成存储冷凝的矿物质;泵，构造成对矿物容器的内部加压以允许从矿物容器排放冷凝的矿物;以及控制器，其配置成控制流量传感器，压力传感器和 第一个阀门。
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