Abstract: A cold water tank includes a tank body, a cover part connected to the tank body to cover an open top of the tank body, and a cooling unit disposed in the tank body to cool water stored inside the tank body so as to make cold water. The cover part is configured to have an air layer formed therein, thereby minimizing or preventing the occurrence of condensation.

Abstract: A water purifier includes a water purifier body, a filter bracket provided inside the water purifier body, a pump unit provided inside the water purifier body and including a pump connected to a main water purifying filter installed in the filter bracket, and a vibration transmission-preventing unit which, while the main water purifying filter is installed in the filter bracket, ensures the transmission, to the filter bracket and the water purifier body, of vibrations due to the pressure difference between the pump and the main water purifying filter when water is supplied to the main water purifying filter by means of the pump is reduced by a filter vibration-damping member.

Abstract: A water purifier includes a water purifier body, a filter bracket provided inside the water purifier body, a pump unit provided inside the water purifier body and including a pump connected to a main water purifying filter installed in the filter bracket, and a vibration transmission-preventing unit which, while the main water purifying filter is installed in the filter bracket, ensures the transmission, to the filter bracket and the water purifier body, of vibrations due to the pressure difference between the pump and the main water purifying filter when water is supplied to the main water purifying filter by means of the pump is reduced by a filter vibration-damping member.

Abstract: A cold water tank includes a tank body, a cover part connected to the tank body to cover an open top of the tank body, and a cooling unit disposed in the tank body to cool water stored inside the tank body so as to make cold water. The cover part is configured to have an air layer formed therein, thereby minimizing or preventing the occurrence of condensation.

Abstract: A beverage extracting device is provided that includes an extracting part including an installing space in which a beverage capsule is installed; an opening and closing part connected to the extracting part, for opening or sealing the installing space; a link part connected to at least one from among the extracting part and the opening and closing part; and a perforating part for moving reciprocally according to the movement of the link part so as to perforate the beverage capsule.

Abstract: There are provided an ice thermal storage tank having excellent cold water generation efficiency and having a considerably reduced size, and a water cooler having the same. The ice thermal storage tank includes: a tank body accommodating an ice storage liquid cooled according to an ice thermal storage scheme; a cold water generation unit heat-exchanging introduced water with the cooled ice storage liquid to generate cold water; and a circulation unit extracting the ice storage liquid accommodated in the tank body to circulate it within the tank body. The water cooler includes: the thermal storage tank cooling water supplied from the outside; and a water dispensing unit dispensing cooled water from the ice thermal storage tank. Since an ice storage liquid is circulated without using a stirrer, the size of an ice thermal storage tank can be remarkably reduced, and thus, a water cooler is reduced in size.

Abstract: A coffee extraction device is disclosed. A coffee extraction device according to an embodiment of the present invention comprises: a pump which is connected to a water supply source and pressurizes water supplied from the water supply source; a heater for heating the water pressurized by the pump; a coffee extraction unit for extracting coffee using the water heated by the heater; and a discharge member for discharging the coffee, which has been extracted by the coffee extraction unit, to the outside, wherein a vent valve may be provided between the heater and the coffee extraction unit, the vent valve being closed during coffee extraction and being opened after coffee extraction.

Abstract: A water purifier with an ice maker is provided that includes an ice making part having an evaporator and a circulation cooling part that circulates water stored in a cold water tank to the evaporator so that the water stored in the cold water tank is cooled by heat exchange with refrigerant flowing in the evaporator, to simultaneously make ice and cool water using a single evaporator and eliminating the need to make separate ice so as to cool water, thereby enhancing energy efficiency.

Abstract: Provided are apparatus and method for controlling total dissolved solids, and water treatment apparatus including apparatus for controlling total dissolved solids. The total dissolved solid controlling apparatus includes, a filtering unit including a deionizing filter removing dissolved solids from inflow raw water by an input current and, a control unit controlling the input current such that water discharged from the deionizing filter corresponds to target total dissolved solids.

Abstract: A beverage extracting device according to an embodiment of the present invention may comprise: an extracting part including an installing space in which a beverage capsule is installed; an opening and closing part connected to the extracting part, for opening or sealing the installing space; a link part connected to at least one from among the extracting part and the opening and closing part; and a perforating part for moving reciprocally according to the movement of the link part so as to perforate the beverage capsule.

Abstract: A water purifier with an ice maker is provided that includes an ice making part having an evaporator and a circulation cooling part that circulates water stored in a cold water tank to the evaporator so that the water stored in the cold water tank is cooled by heat exchange with refrigerant flowing in the evaporator, to simultaneously make ice and cool water using a single evaporator and eliminating the need to make separate ice so as to cool water, thereby enhancing energy efficiency.

Abstract: A water purifier with an ice maker is provided that may include an ice making part (200) having an evaporator (210) and a circulation cooling part (300) that circulates water stored in a cold water tank (310) to the evaporator (210) so that the water stored in the cold water tank (310) is cooled by performing a heat exchange with refrigerant flowing in the evaporator (210). With the configurations as described above, it is possible to simultaneously make ice and cool water using a single evaporator. Therefore, there is no need to make separate ice so as to cool water, thereby making it possible to enhance the energy efficiency of the water purifier with an ice maker.

Abstract: An ice maker and a water purifier capable of making ice using two water trays. The water purifier having an ice maker includes a water tray member comprising an ice-making water tray holding ice-making raw water to make ice using an ice-making unit, and an auxiliary water tray holding ice-making raw water remaining in the ice-making water tray in the course of cooling the ice-making raw water by means of the ice-making unit and removing the ice-making raw water from the ice-making water tray; an ice reservoir storing ice made in the ice-making unit; a cold water storage tank cooling water held therein using the ice made in the ice-making unit; and a guide member guiding the ice made in the ice-making unit so that the ice is selectively fed to either the ice reservoir or the cold water storage tank.

Abstract: A coffee extraction device is disclosed. A coffee extraction device according to an embodiment of the present invention comprises: a pump which is connected to a water supply source and pressurizes water supplied from the water supply source; a heater for heating the water pressurized by the pump; a coffee extraction unit for extracting coffee using the water heated by the heater; and a discharge member for discharging the coffee, which has been extracted by the coffee extraction unit, to the outside, wherein a vent valve may be provided between the heater and the coffee extraction unit, the vent valve being closed during coffee extraction and being opened after coffee extraction.

Abstract: An ice maker and a water purifier capable of making ice using two water trays. The water purifier having an ice maker includes a water tray member comprising an ice-making water tray holding ice-making raw water to make ice using an ice-making unit, and an auxiliary water tray holding ice-making raw water remaining in the ice-making water tray in the course of cooling the ice-making raw water by means of the ice-making unit and removing the ice-making raw water from the ice-making water tray; an ice reservoir storing ice made in the ice-making unit; a cold water storage tank cooling water held therein using the ice made in the ice-making unit; and a guide member guiding the ice made in the ice-making unit so that the ice is selectively fed to either the ice reservoir or the cold water storage tank.

Abstract: There are provided an ice thermal storage tank having excellent cold water generation efficiency and having a considerably reduced size, and a water cooler having the same. The ice thermal storage tank includes: a tank body accommodating an ice storage liquid cooled according to an ice thermal storage scheme; a cold water generation unit heat-exchanging introduced water with the cooled ice storage liquid to generate cold water; and a circulation unit extracting the ice storage liquid accommodated in the tank body to circulate it within the tank body. The water cooler includes: the thermal storage tank cooling water supplied from the outside; and a water dispensing unit dispensing cooled water from the ice thermal storage tank. Since an ice storage liquid is circulated without using a stirrer, the size of an ice thermal storage tank can be remarkably reduced, and thus, a water cooler is reduced in size.

Abstract: There are provided an active regeneration method for a deionization module, and a water treatment apparatus using the same. The water treatment apparatus may include: a power applying unit applying power to the deionization module in order to perform a regeneration process a regeneration parameter measuring unit measuring a regeneration parameter of the deionization module when the power is applied; and a controlling unit terminating the regeneration process, based on the measured regeneration parameter.

Abstract: Provided are apparatus and method for controlling total dissolved solids, and water treatment apparatus including apparatus for controlling total dissolved solids. The total dissolved solid controlling apparatus includes, a filtering unit including a deionizing filter removing dissolved solids from inflow raw water by an input current and, a control unit controlling the input current such that water discharged from the deionizing filter corresponds to target total dissolved solids.

Abstract: There is provided a water purifier with an ice maker. The water purifier with an ice maker may include an ice making part 200 having an evaporator 210 and making ice I; and a circulation cooling part 300 configured to circulate water stored in a cold water tank 310 to the evaporator 210 so that the water stored in the cold water tank 310 is cooled by performing a heat exchange with refrigerants flowing in the evaporator 210. With the configurations as described above, it is possible to simultaneously make ice and cool water using a single evaporator. Therefore, there is no need to make separate ice so as to cool water. There is no need to make separate ice, thereby making it possible to enhance the energy efficiency of the water purifier with an ice maker.

Abstract: There is provided an ice maker and a water purifier having the same capable of effectively making ice using two water trays. The water purifier having an ice maker includes a water tray member comprising an ice-making water tray holding ice-making raw water to make ice using an ice-making unit, and an auxiliary water tray holding ice-making raw water remaining in the ice-making water tray in the course of cooling the ice-making raw water by means of the ice-making unit and removing the ice-making raw water from the ice-making water tray; an ice reservoir storing ice made in the ice-making unit; a cold water storage tank cooling water held therein using the ice made in the ice-making unit; and a guide member guiding the ice made in the ice-making unit so that the ice is selectively fed to either the ice reservoir or the cold water storage tank.