Patents Assigned to COWAY CO., LTD.
  • Publication number: 20240100464
    Abstract: An air filter comprises: a first filter frame in which a plurality of first chambers are formed; a second filter frame in which a plurality of second chambers are formed and which is arranged at the rear of the first filter frame; and a filter material which is accommodated in the plurality of first chambers and the plurality of second chambers to filter air, wherein the first filter frame and the second filter frame are arranged so that, when seen from the front, the center of each of the plurality of second chambers is out of line with the center of each of the plurality of first chambers, in the vertical direction.
    Type: Application
    Filed: January 28, 2022
    Publication date: March 28, 2024
    Applicant: COWAY CO., LTD.
    Inventors: Yoon Hyuck CHOI, Hyun Kyu LEE, Jong Cheol KIM, Seung Ki KIM, Sung Sil KANG, Ju Hyun BAEK, Chan Jung PARK
  • Patent number: 11932559
    Abstract: Electrode catalytic layers coated on outer surfaces of oxidation electrode and a reduction electrode used to generate sterile water, where the electrode catalyst layers are formed on the outer surfaces of the oxidation electrode and a reduction electrode to have predetermined thickness, and are composed of iridium (Ir), palladium (Pd), and tantalum (Ta), and wherein the palladium (Pd) has a weight ratio of 10% to 30%, and a sum of the weight ratios of the iridium (Ir) and the tantalum (Ta) is 70% to 90%.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: March 19, 2024
    Assignee: COWAY CO., LTD.
    Inventors: Sang-Young Lee, Sunhyeok Park
  • Publication number: 20240076215
    Abstract: A filter for controlling a pH of purified water is disclosed. The pH-controlling filter according to an aspect of the present disclosure may include a water permeable filter having a hollow formed in a center of a cross-section from one end to the other end; a lower stopper closing a lower end of the water permeable filter, a filling unit inserted into the hollow of the water permeable filter to form an inner space, the filling unit having an inlet through which the purified water passing through the water permeable filter flows into the inner space and an outlet through which the purified water passing through the inner space flows out; and control particles filled in the inner space of the filling unit to adjust a pH of the purified water passing through the inner space of the filling unit and comprising OH group-generating particles configured to supplement the purified water passing through the inner space with OH groups.
    Type: Application
    Filed: August 29, 2023
    Publication date: March 7, 2024
    Applicant: COWAY Co., Ltd.
    Inventors: Sang-Young LEE, Min-Kyoon AHN, Won Tae KIM, Mo Young GU, Dae Sik KANG
  • Publication number: 20240067535
    Abstract: A water purifier includes: a filter module for providing purified water by filtering raw water; a fitting valve module detachably fastened to the filter module to provide at least one of a flow path for a flow of raw water supplied to the filter module and a flow path for a flow of the purified water discharged from the filter module; and a frame including a valve support for movably supporting the fitting valve module to be movable. The fitting valve module is selectively placed in a separated state in which the fitting valve module is separated from the filter module by moving in a direction away from the filter module, or a coupled state in which the fitting valve module coupled to the filter module by moving toward the filter module.
    Type: Application
    Filed: December 30, 2021
    Publication date: February 29, 2024
    Applicant: COWAY CO., LTD.
    Inventors: Ki Hong MIN, Man Uk PARK, Yong Yeon NOH, Dae Hwan KIM, Doo Won HAN
  • Publication number: 20240053078
    Abstract: The present invention relates to a running-water-type evaporator, and an ice-making device and a water purification device comprising the same, and to a running-water-type evaporator, and an ice-making device and a water purification device comprising the same, the evaporator uniformly transferring, to ice, heat supplied through high-temperature fluid during ice separation, so as to enable the ice to be easily separated without using separate ice-separating water, and thus minimizes melting of the ice during ice separation, and circulating ice-making water in a state where the ice-making water flows only toward the outer sides of a pair of outer plate members, and thus a degradation in the cleanliness of the ice-making water can be prevented.
    Type: Application
    Filed: December 1, 2021
    Publication date: February 15, 2024
    Applicant: COWAY CO., LTD.
    Inventors: Gyeong Min LEE, Gyeong Jong KIM, Hyun Woo LEE, In Du CHOI, Jae Man KIM, Jung Chul PARK, Min Chul YONG, Sung Hwan HEO, Byung Hyo YE, Chung Rae KIM, Jae Wook CHO
  • Publication number: 20240051813
    Abstract: The present invention relates to a cold-water generating apparatus and a water purifier comprising same, in which: by arranging a block member to surround the outer circumferential surface of a flow path member through which fluid flows, and cooling the block member so that the fluid is cooled, thereby sufficiently lowering the temperature at which the fluid is cooled; and by arranging cooling passages respectively in a plurality of zones provided in the block member and thermally separated from one another, providing a connection pipe to allow the fluid to sequentially flow through the cooling passages, and preventing heat exchange from occurring between the fluid introduced through the connection pipe and the fluid discharged therefrom, the maximum amount of cold water can be secured, thereby improving user satisfaction.
    Type: Application
    Filed: December 1, 2021
    Publication date: February 15, 2024
    Applicant: COWAY CO., LTD.
    Inventors: Min Chul YONG, Chung Rae KIM, Jeong Yeon KIM, In Du CHOI, Chan Jung PARK
  • Publication number: 20240053056
    Abstract: A hot water generation apparatus and a water purifier including the same includes: a collection space inside a case member that is disposed above a receiving space in which raw water is accommodated, and has an inclination surface having a predetermined angle of inclination, and a steam outlet through which steam can be discharged is disposed above the collection space, separately from a hot water outlet, so that steam is removed in advance through the steam outlet along the inclination surface before hot water is discharged to the outside. Therefore, since hot water free of steam is discharged and a regular flow of hot water is formed in a straight line along the direction of gravity, user safety is enhanced, aesthetics are improved, and the best user experience can be provided.
    Type: Application
    Filed: February 4, 2022
    Publication date: February 15, 2024
    Applicant: COWAY Co., Ltd.
    Inventors: Jae Man KIM, Jong Min KIM, Byung Hyo YE, Young Jae LEE
  • Publication number: 20240033674
    Abstract: The tube-shaped pleated filter member may comprise: a filter body having a tube shape such that a filter medium is pleated and is wound; and a support unit. The filter body may comprise outer pleated portions corresponding to the outside of the tube shape, and inner pleated portions corresponding to the inside of the tube shape. An inner virtual line connecting corners of the inner pleated portions may have the shape in which a unit wave shape recessed in the outward direction is repeated. Assuming, that the thickness at a part having the maximum distance between the inner virtual line and the outer virtual line is a first thickness (T1), the first thickness (T1) may have a range defined by [equation 1] with regard to the diameter (D) of the outer virtual line. D/15?T1?D/6.
    Type: Application
    Filed: September 15, 2020
    Publication date: February 1, 2024
    Applicant: COWAY CO., LTD.
    Inventors: Hyun-Jun YUN, Byong-Hyoek LEE, Jong-Cheol KIM, Jin-Min KIM, Sang-Hyeon KANG
  • Patent number: 11885528
    Abstract: The present invention relates to an air purifier in which vertical rotation and horizontal rotation are performed simultaneously and independently and which has a stable structure.
    Type: Grant
    Filed: March 19, 2019
    Date of Patent: January 30, 2024
    Assignee: COWAY CO., LTD.
    Inventors: Dong Wook Kim, Sung Jae Lee, Ki Chul Kim, Young Jae Lee, Kyu Han Kim, Jin Kyu Joung
  • Publication number: 20240023722
    Abstract: A ventilated mattress for a bed minimizes the leakage of external air, having flowed in from the outside, through a portion other than ventilation holes, and thus has improved ventilation performance.
    Type: Application
    Filed: November 11, 2021
    Publication date: January 25, 2024
    Applicant: COWAY CO., LTD.
    Inventors: Chulwoo PARK, Hyun Hee LEE, Dae Jung JEONG, Young Ju SEO, Min Gyu KANG
  • Patent number: 11877973
    Abstract: A massage ball assembly is for a massage chair. The massage ball assembly includes: a main frame; one or more tilting frames mounted to be rotatable with respect to the main frame; massage balls each mounted on the one or more tilting frames; and heating balls each mounted on the one or more tilting frames.
    Type: Grant
    Filed: March 5, 2019
    Date of Patent: January 23, 2024
    Assignee: COWAY CO., LTD.
    Inventors: Kyung Hwan Park, Yeon Soo Seong
  • Publication number: 20240010526
    Abstract: A direct water purifier includes a first filter for filtering water introduced through a first flow path; a second filter for receiving the water supplied from the first filter through a second flow path and filtering the same; a first valve disposed in the second flow path to control water flow; a pump disposed in the second flow path to supply water having a predetermined hydraulic pressure or higher to the second filter; a third filter for receiving the water supplied from the second filter through a third flow path and filtering the same; a heating part for receiving the water supplied from the third filter and heating the same to a predetermined temperature; and a flushing valve disposed in a flushing flow path through which concentrated water is discharged from the second filter, wherein the flushing valve is opened during operation of the heating part.
    Type: Application
    Filed: September 21, 2023
    Publication date: January 11, 2024
    Applicant: WOONGJIN COWAY Co., Ltd.
    Inventors: Hyoung-Min MOON, Chul-Ho KIM, Hyun-Seok MOON, Hyun-Soo SHIN, Byung-Sun MO, Byoung-Phil LEE
  • Publication number: 20230415080
    Abstract: A water purifier includes: a filter module having filters filtering raw water to provide purified water, and a filter connector having a filter connection passage allowing the filters to communicate with each other; and a filter housing having an open top and providing a filter accommodating space accommodating the filter module. The filter housing includes a filter fixture that is detachably coupled to one side of the filter connector, the filter fixture providing a flow path supplying the raw water to the filter module or discharging the purified water from the filter module to an outside. When the filter module accommodated in the filter accommodating space is coupled to the filter fixture, a separation distance between the filter connector and an inner wall of the filter housing facing the other side of the filter connector may be greater than an overlapping length of the filter connector and the filter fixture.
    Type: Application
    Filed: October 14, 2021
    Publication date: December 28, 2023
    Applicant: COWAY CO., LTD.
    Inventors: Hee Do JUNG, Chan Jung PARK, Woong JUNG, Hyun Goo KIM, Jong Hwan LEE, Yoo Won OH
  • Publication number: 20230422356
    Abstract: Disclosed are a power conversion device for an electric range, and a control method thereof. The control method according to one embodiment of the present invention comprises: receiving a user's selection of the number of outputs through an interface unit, and determining the resonance frequency from the number of outputs and an object to be heated; comparing a rectified voltage and the voltage at both ends of a switching element, and generating a switching timing reference signal; and determining a delay time according to the difference between the resonance frequency and the frequency of the switching timing reference signal, and outputting a switching control signal that turns on after the delay time has passed since the falling edge of the switching timing reference signal.
    Type: Application
    Filed: October 8, 2021
    Publication date: December 28, 2023
    Applicant: COWAY CO., LTD.
    Inventors: Young Kook KIM, Kyo Eon OH, Yeon Soo SEONG, Eui Soon LEE
  • Publication number: 20230381702
    Abstract: An air purifier includes a filter member for filtering pollutants in the air, a blower for providing blowing force to allow the air to pass through the filter member, a body frame accommodating the blower, a cover frame that forms a part of an appearance of the air purifier and is detachably coupled to the body frame, and a filter frame that is detachably coupled to the cover frame and detachably supports at least a portion of the filter member. When the filter frame is coupled to the cover frame, the filter member is positioned between the cover frame and the filter frame so that movement of the filter member is restricted, and when the cover frame is attached to and detached from the body frame, the filter member and the filter frame are attached and detached together with the cover frame.
    Type: Application
    Filed: May 17, 2023
    Publication date: November 30, 2023
    Applicant: COWAY Co., Ltd.
    Inventors: Joon Young CHOI, Yu Young NAM, Jun Hyoung BAE
  • Publication number: 20230382710
    Abstract: A water purifier that purifies water to provide purified water may include: a purified water tank accommodating the purified water; and a discharge port discharging the purified water to an outside of the water purifier. The purified water tank may include: a tank main body that provides an accommodation space for accommodating the purified water; a discharge buffer part having an inlet which communicates with the accommodation space so that the purified water in the accommodation space flows in the discharge buffer part, the discharge buffer part extending in an up-down direction; an outlet tube including an insertion portion extending downward in the discharge buffer part to discharge the purified water to the discharge port through a discharge flow path; and a gasket extending from the insertion portion to an inner peripheral surface of the discharge buffer part to reduce sloshing of the purified water in the discharge buffer part.
    Type: Application
    Filed: October 14, 2021
    Publication date: November 30, 2023
    Applicant: COWAY CO., LTD.
    Inventors: Hee Do JUNG, Jong Hwan LEE, Hyun Goo KIM, Yoo Won OH, Chan Jung PARK, Woong JUNG
  • Patent number: D1012257
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: January 23, 2024
    Assignee: COWAY CO., LTD.
    Inventors: Jungjae Jeon, Eung Kyu Park, Ga Hee Kim, Sumin Shin
  • Patent number: D1012258
    Type: Grant
    Filed: June 9, 2021
    Date of Patent: January 23, 2024
    Assignee: COWAY CO., LTD.
    Inventors: Jungjae Jeon, Eung Kyu Park, Ga Hee Kim, Sumin Shin
  • Patent number: D1013136
    Type: Grant
    Filed: June 7, 2021
    Date of Patent: January 30, 2024
    Assignee: COWAY CO., LTD.
    Inventors: Jungjae Jeon, Eung Kyu Park, Ga Hee Kim, Sumin Shin
  • Patent number: D1014726
    Type: Grant
    Filed: February 28, 2020
    Date of Patent: February 13, 2024
    Assignee: COWAY CO., LTD.
    Inventors: Sumin Shin, Jong Ho Choi, Eung Kyu Park