Patents by Inventor Seungyoon CHO
Seungyoon CHO has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240125540Abstract: A refrigerator and a method for controlling an automatic door thereof are disclosed. The refrigerator includes a magnet mounted to a door and a magnetic field sensor mounted to a main body, so as to detect whether the door is open or closed and a pressed amount of the door according to a change in distance between the magnetic field sensor and the magnet even without a direct contact with the door. This can make appearance of the refrigerator beautiful and prevent an occurrence of deformation, deterioration, wear, and the like of a contact portion due to the contact with the door.Type: ApplicationFiled: February 8, 2022Publication date: April 18, 2024Inventors: Hyunbum KIM, Seungyoon CHO
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Publication number: 20240125541Abstract: A refrigerator and a method for controlling an automatic door thereof are disclosed. The refrigerator includes a magnet mounted to a door and a magnetic field sensor mounted to a main body, so as to detect whether the door is open or closed and a pressed amount of the door according to a change in distance between the magnetic field sensor and the magnet even without a direct contact with the door. This can make appearance of the refrigerator beautiful and prevent an occurrence of deformation, deterioration, wear, and the like of a contact portion due to the contact with the door.Type: ApplicationFiled: February 8, 2022Publication date: April 18, 2024Inventors: Hyunbum KIM, Seungyoon CHO
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Publication number: 20240118018Abstract: A refrigerator and a method for controlling an automatic door thereof are disclosed. The refrigerator includes a magnet mounted to a door and a magnetic field sensor mounted to a main body, so as to detect whether the door is open or closed and a pressed amount of the door according to a change in distance between the magnetic field sensor and the magnet even without a direct contact with the door. This can make appearance of the refrigerator beautiful and prevent an occurrence of deformation, deterioration, wear, and the like of a contact portion due to the contact with the door.Type: ApplicationFiled: February 8, 2022Publication date: April 11, 2024Inventors: Hyunbum KIM, Seungyoon CHO
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Publication number: 20240110744Abstract: A refrigerator and a method for controlling an automatic door thereof are disclosed. The refrigerator includes a magnet mounted to a door and a magnetic field sensor mounted to a main body, so as to detect whether the door is open or closed and a pressed amount of the door according to a change in distance between the magnetic field sensor and the magnet even without a direct contact with the door. This can make appearance of the refrigerator beautiful and prevent an occurrence of deformation, deterioration, wear, and the like of a contact portion due to the contact with the door.Type: ApplicationFiled: February 8, 2022Publication date: April 4, 2024Inventors: Hyunbum KIM, Seungyoon CHO
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Publication number: 20230304716Abstract: A refrigerator includes a cabinet including a refrigerating compartment and an evaporation chamber, a first door, a housing in the first door, an ice making room defining a cool air inflow hole and a cool air discharge hole, a chiller room defining a cool air discharge hole, a second door connected to the first door, a partition wall defining the ice making room, the chiller room, and a communication hole, a damper opening and closing the communication hole, a cool air supply duct connecting an outlet of the evaporation chamber and the cool air inflow hole to supply cool air of the evaporation chamber to the ice making room, and a cool air return duct having a first inlet connected to the cool air discharge hole of the ice making chamber and a second inlet connected to the cool air discharge hole of the chiller room.Type: ApplicationFiled: June 1, 2023Publication date: September 28, 2023Inventors: Donghoon LEE, Donghoon LEE, Wookyong LEE, Seungyoon CHO, Heejun LEE, Seungseob YEOM
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Publication number: 20230243563Abstract: A refrigerator includes a cabinet, a door, an ice making room, a cool air supply duct connecting the evaporation chamber to the ice making room, an ice maker, a cool air guide duct that guides cool air from the ice making room toward the ice maker, and an ice bin below the ice maker to store ice. The ice maker includes an ice tray including cool air guide ribs, and an ice separating guide covering a front surface of the ice tray and a portion of a top surface thereof in which the cool air guide ribs extend from one side of the ice tray toward the other side and are spaced apart from a front surface of a tray body toward a rear surface, and bottom parts of the cool air guide ribs are spaced apart from a bottom part of the cool air guide duct.Type: ApplicationFiled: March 22, 2023Publication date: August 3, 2023Inventors: Donghoon LEE, Donghoon LEE, Wookyong LEE, Seungyoon CHO, Heejun LEE, Seungseob YEOM
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Patent number: 11709007Abstract: A refrigerator includes a cabinet including a refrigerating compartment and an evaporation chamber, a first door, a housing in the first door, an ice making room defining a cool air inflow hole and a cool air discharge hole, a chiller room defining a cool air discharge hole, a second door connected to the first door, a partition wall defining the ice making room, the chiller room, and a communication hole, a damper opening and closing the communication hole, a cool air supply duct connecting an outlet of the evaporation chamber and the cool air inflow hole to supply cool air of the evaporation chamber to the ice making room, and a cool air return duct having a first inlet connected to the cool air discharge hole of the ice making chamber and a second inlet connected to the cool air discharge hole of the chiller room.Type: GrantFiled: September 13, 2021Date of Patent: July 25, 2023Assignee: LG Electronics Inc.Inventors: Donghoon Lee, Donghoon Lee, Wookyong Lee, Seungyoon Cho, Heejun Lee, Seungseob Yeom
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Patent number: 11624540Abstract: A refrigerator includes a cabinet, a door, an ice making room, a cool air supply duct connecting the evaporation chamber to the ice making room, an ice maker, a cool air guide duct that guides cool air from the ice making room toward the ice maker, and an ice bin below the ice maker to store ice. The ice maker includes an ice tray including cool air guide ribs, and an ice separating guide covering a front surface of the ice tray and a portion of a top surface thereof in which the cool air guide ribs extend from one side of the ice tray toward the other side and are spaced apart from a front surface of a tray body toward a rear surface, and bottom parts of the cool air guide ribs are spaced apart from a bottom part of the cool air guide duct.Type: GrantFiled: May 22, 2020Date of Patent: April 11, 2023Assignee: LG Electronics Inc.Inventors: Donghoon Lee, Donghoon Lee, Wookyong Lee, Seungyoon Cho, Heejun Lee, Seungseob Yeom
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Patent number: 11585594Abstract: A refrigerator includes: a cabinet having a storage space; a door including a door unit to open or close the storage space and a drawer unit to provide a receiving space; a driving device disposed at the door unit and configured to provide power; and an elevation device disposed at the drawer unit, connected with the driving device, and configured to move up or down, in which the driving device includes: a motor assembly including a driving motor, a screw rotated by power from the driving motor and extending in an up-down direction, and a movable unit to move up and down along the screw; and a pair of lever units connected to the movable unit at both sides of the motor assembly, and each of the pair of lever units includes: a first lever connected to the movable unit; and a second lever connected with the first lever and connected with the elevation device.Type: GrantFiled: October 17, 2019Date of Patent: February 21, 2023Assignee: LG ELECTRONICS INC.Inventors: Sunghun Lee, Jinho Chang, Seungyoon Cho
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Patent number: 11536080Abstract: The present invention relates to a refrigerator and, more specifically, a refrigerator which enables a user to easily open a door thereof. The present invention relates to a refrigerator and method for controlling the same, which can prevent a door thereof from opening by itself due to a malfunction. According to an embodiment of the present invention, a refrigerator may comprise: a cabinet having a storage chamber; a door for closing or opening the storage chamber; a sensor provided to sense whether a user is within or out of a sensing distance, to enable discrimination between sensing-on and sensing-off; a door opening device provided to automatically open the door; and a control unit for determining an operation condition of the door opening device on the basis of a time interval from the sensing-on to the sensing-off and a duration for which the sensing-on continues in the sensor, so as to control the operation of the door opening device.Type: GrantFiled: November 3, 2017Date of Patent: December 27, 2022Assignee: LG Electronics Inc.Inventors: Jinho Chang, Dongjeong Kim, Seungyoon Cho
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Patent number: 11435134Abstract: A refrigerator includes a cabinet having a storage space; a door including a door unit to open or close the storage space and a drawer unit to provide a receiving space; rails to connect the door and the cabinet to through which the door is drawn in or out of the cabinet; a driving device disposed at the door unit to provide power; and an elevation device disposed at the drawer unit and connected with the driving device to move up or down at the drawer unit. The driving device includes: a motor assembly; a screw unit including a screw to be rotated by the motor assembly and a screw holder to move up or down along the screw; and a lever to connect the screw holder and the elevation device and rotate when the screw holder moves up or down. The motor assembly includes: a driving motor; and a power transmission unit to transmit power from the motor to the screw unit, and the screw is disposed to be inclined with respect to a vertical line passing in a top-bottom direction of the refrigerator.Type: GrantFiled: August 28, 2019Date of Patent: September 6, 2022Assignee: LG Electronics Inc.Inventors: Seongwon Gwon, Seungyoon Cho, Jinho Chang
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Publication number: 20220154991Abstract: A refrigerator includes: a cabinet in which a refrigerating compartment is provided; a first door connected to the cabinet to open and close the refrigerating compartment and having an opening; a housing provided in the first door and accessible through the opening therein; an ice making room provided in the housing; a storage room that is provided below the ice making room and maintained at a temperature different from that of the refrigerating compartment; a guide duct provided below the ice making room to guide discharge of ice; a second door connected to the first door; a dispenser disposed on a front surface of the second door; and a discharge duct provided in the second door, wherein, when the second door is closed, the guide duct communicates with the discharge duct, and ice made in the ice making room is discharged to the dispenser.Type: ApplicationFiled: February 3, 2022Publication date: May 19, 2022Inventors: Donghoon LEE, Donghoon LEE, Wookyong LEE, Seungyoon CHO, Heejun LEE, Seungseob YEOM
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Patent number: 11287180Abstract: A refrigerator includes: a cabinet in which a storage compartment is formed; a refrigerator door for opening and closing the storage compartment; a rack which can move from an initial position to a door opening position to open the refrigerator door; a driving motor which generates a driving force to move the rack; a power transmission unit which transmits power of the driving motor to the rack; a rotation detection unit which detects a rotation number of the driving motor; and a controller that controls the driving motor based on information on the rotation number detected by the rotation detection unit, in which the controller may control the driving motor to a first state until the rack moves from the door opening position to a reference position and may control the driving motor to a second state until the rack moves from the reference position to the initial position.Type: GrantFiled: November 27, 2018Date of Patent: March 29, 2022Assignee: LG Electronics Inc.Inventors: Sunghun Lee, Dongjeong Kim, Seungyoon Cho
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Patent number: 11274869Abstract: A refrigerator includes: a cabinet in which a refrigerating compartment is provided; a first door connected to the cabinet to open and close the refrigerating compartment and having an opening; a housing provided in the first door and accessible through the opening therein; an ice making room provided in the housing; a storage room that is provided below the ice making room and maintained at a temperature different from that of the refrigerating compartment; a guide duct provided below the ice making room to guide discharge of ice; a second door connected to the first door; a dispenser disposed on a front surface of the second door; and a discharge duct provided in the second door, wherein, when the second door is closed, the guide duct communicates with the discharge duct, and ice made in the ice making room is discharged to the dispenser.Type: GrantFiled: April 27, 2020Date of Patent: March 15, 2022Assignee: LG Electronics Inc.Inventors: Donghoon Lee, Donghoon Lee, Wookyong Lee, Seungyoon Cho, Heejun Lee, Seungseob Yeom
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Publication number: 20210404723Abstract: A refrigerator includes a cabinet including a refrigerating compartment and an evaporation chamber, a first door, a housing in the first door, an ice making room defining a cool air inflow hole and a cool air discharge hole, a chiller room defining a cool air discharge hole, a second door connected to the first door, a partition wall defining the ice making room, the chiller room, and a communication hole, a damper opening and closing the communication hole, a cool air supply duct connecting an outlet of the evaporation chamber and the cool air inflow hole to supply cool air of the evaporation chamber to the ice making room, and a cool air return duct having a first inlet connected to the cool air discharge hole of the ice making chamber and a second inlet connected to the cool air discharge hole of the chiller room.Type: ApplicationFiled: September 13, 2021Publication date: December 30, 2021Inventors: Donghoon LEE, Donghoon LEE, Wookyong LEE, Seungyoon CHO, Heejun LEE, Seungseob YEOM
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Publication number: 20210389046Abstract: A refrigerator includes: a cabinet having a storage space; a door including a door unit to open or close the storage space and a drawer unit to provide a receiving space; a driving device disposed at the door unit and configured to provide power; and an elevation device disposed at the drawer unit, connected with the driving device, and configured to move up or down, in which the driving device includes: a motor assembly including a driving motor, a screw rotated by power from the driving motor and extending in an up-down direction, and a movable unit to move up and down along the screw; and a pair of lever units connected to the movable unit at both sides of the motor assembly, and each of the pair of lever units includes: a first lever connected to the movable unit; and a second lever connected with the first lever and connected with the elevation device.Type: ApplicationFiled: October 17, 2019Publication date: December 16, 2021Inventors: Sunghun LEE, Jinho CHANG, Seungyoon CHO
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Publication number: 20210310725Abstract: A refrigerator includes a cabinet having a storage space; a door including a door unit to open or close the storage space and a drawer unit to provide a receiving space; rails to connect the door and the cabinet to through which the door is drawn in or out of the cabinet; a driving device disposed at the door unit to provide power; and an elevation device disposed at the drawer unit and connected with the driving device to move up or down at the drawer unit. The driving device includes: a motor assembly; a screw unit including a screw to be rotated by the motor assembly and a screw holder to move up or down along the screw; and a lever to connect the screw holder and the elevation device and rotate when the screw holder moves up or down. The motor assembly includes: a driving motor; and a power transmission unit to transmit power from the motor to the screw unit, and the screw is disposed to be inclined with respect to a vertical line passing in a top-bottom direction of the refrigerator.Type: ApplicationFiled: August 28, 2019Publication date: October 7, 2021Inventors: Seongwon GWON, Seungyoon CHO, Jinho CHANG
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Patent number: 11137187Abstract: A refrigerator includes a cabinet including a refrigerating compartment and an evaporation chamber, a first door, a housing in the first door, an ice making room defining a cool air inflow hole and a cool air discharge hole, a chiller room defining a cool air discharge hole, a second door connected to the first door, a partition wall defining the ice making room, the chiller room, and a communication hole, a damper opening and closing the communication hole, a cool air supply duct connecting an outlet of the evaporation chamber and the cool air inflow hole to supply cool air of the evaporation chamber to the ice making room, and a cool air return duct having a first inlet connected to the cool air discharge hole of the ice making chamber and a second inlet connected to the cool air discharge hole of the chiller room.Type: GrantFiled: July 25, 2019Date of Patent: October 5, 2021Assignee: LG Electronics Inc.Inventors: Donghoon Lee, Donghoon Lee, Wookyong Lee, Seungyoon Cho, Heejun Lee, Seungseob Yeom
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Publication number: 20210277705Abstract: The present invention relates to a refrigerator and, more specifically, a refrigerator which enables a user to easily open a door thereof. The present invention relates to a refrigerator and method for controlling the same, which can prevent a door thereof from opening by itself due to a malfunction. According to an embodiment of the present invention, a refrigerator may comprise: a cabinet having a storage chamber; a door for closing or opening the storage chamber; a sensor provided to sense whether a user is within or out of a sensing distance, to enable discrimination between sensing-on and sensing-off; a door opening device provided to automatically open the door; and a control unit for determining an operation condition of the door opening device on the basis of a time interval from the sensing-on to the sensing-off and a duration for which the sensing-on continues in the sensor, so as to control the operation of the door opening device.Type: ApplicationFiled: November 3, 2017Publication date: September 9, 2021Inventors: Jinho CHANG, Dongjeong KIM, Seungyoon CHO
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Patent number: 11029078Abstract: The present invention relates to a refrigerator that allows a user to easily open a door thereof.Type: GrantFiled: November 3, 2017Date of Patent: June 8, 2021Assignee: LG Electronics Inc.Inventors: Heejun Lee, Seungyoon Cho, Dongjeong Kim, Seunguk Ahn