Patents by Inventor Junghyeon CHO
Junghyeon 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: 20250027658Abstract: An electric range is provided that employs a plurality of base plates to prevent sagging of the plurality of base plates. In the electric range, at least one end of each of the plurality of base plates is bent to prevent sagging of the base plate.Type: ApplicationFiled: October 4, 2024Publication date: January 23, 2025Inventors: Seunghak KIM, Junghyeon Cho, Jaeho Lee
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Patent number: 12144143Abstract: An electric range is provided. The electric range may include a case; at least one heating unit configured to heat an object; at least one drive circuit configured to drive the heating unit; at least one display configured to display visual information; at least one air blowing fan configured to output air; and at least one air guide configured to guide air output from the air blowing fan to the drive circuit. The air output from the air blowing fan may be supplied to a first end of the air guide, and a height of an upper surface of the first end of the air guide may be greater than a height of an upper surface of the air blowing fan. A first portion of the air output from the air blowing fan may be discharged through a gap between the upper surface of the first end of the air guide and the upper surface of the air blowing fan, and supplied to the display.Type: GrantFiled: March 9, 2021Date of Patent: November 12, 2024Assignee: LG ELECTRONICS INC.Inventors: Jungmin Cha, Junghyeon Cho, Jinwoo Park
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Patent number: 12130021Abstract: An electric range is provided that may include an air guide provided with a first member that prevents air, output from an air blowing fan, from flowing into a space between a lower surface of a case and a drive circuit.Type: GrantFiled: March 2, 2021Date of Patent: October 29, 2024Assignee: LG ELECTRONICS INC.Inventors: Jinwoo Park, Junghyeon Cho, Seunghak Kim
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Publication number: 20240263800Abstract: Disclosed is a microwave oven. The microwave oven disclosed herein has a first electronic component group disposed on the inside of an air guide, and a second electronic component group disposed on the outside of a first side of the air guide, and includes an air discharge hole on an outer wall of the first side of the air guide, such that a portion of air flowing into the air guide to cool the first electronic component group may be provided to the second electronic component group. Accordingly, both the first electronic component group and the second electronic component group can be cooled.Type: ApplicationFiled: May 27, 2022Publication date: August 8, 2024Inventors: Seunghak KIM, Junghyeon CHO, Myoeng Soo PARK, Ji Won LEE
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Publication number: 20240255153Abstract: An electric range is disclosed. The disclosed electric range may increase the cooling efficiency of a heat sink and some electronic devices by placing the heat sink and some electronic devices inside one air guide. The electric range according to one embodiment may comprise: a printed circuit board having a plurality of electronic devices mounted thereon; a heat sink mounted on the printed circuit board; a blower fan for discharging air; and the air guide surrounding some electronic devices from among the plurality of electronic devices and the heat sink, communicating with the blower fan, and forming a flow path for the air discharged from the blower fan.Type: ApplicationFiled: May 27, 2022Publication date: August 1, 2024Inventors: Hyunsoo KIM, Junghyeon CHO, Myoeng Soo PARK, Ji Won LEE, Mijung KIM
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Publication number: 20240260143Abstract: An electric range according to an embodiment of the present disclosure comprises: a case which forms the appearance of the electric range; a heating unit which heats an object to be heated; an upper bracket which is disposed under the heating unit and supports the heating unit; an operation unit through which operation commands for controlling the heating unit are input; a printed circuit board on which at least one electronic component for driving the heating unit is mounted; and a supporter which is disposed under the upper bracket, wherein the supporter comprises a first support part which supports the printed circuit board and a second support part which supports the operation unit.Type: ApplicationFiled: May 27, 2022Publication date: August 1, 2024Inventors: Seunghak KIM, Junghyeon CHO
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Patent number: 11946647Abstract: An electric range is provided that may include a case; at least one fan configured to cool an inside of the case; at least one first through hole formed on a lower surface of the case and configured to supply air to the at least one fan; and a first cover disposed to encircle the at least one first through hole outside of the lower surface of the case and having a plurality of first slits. The first cover may prevent a foreign substance from contacting the at least one fan. The foreign substance may be an end portion of a user's body, for example, a user's finger. The at least one fan may have no structure for preventing contact of a foreign substance.Type: GrantFiled: February 23, 2021Date of Patent: April 2, 2024Assignee: LG ELECTRONICS INC.Inventors: Jinwoo Park, Junghyeon Cho
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Publication number: 20240053026Abstract: An electric range may include a case, a bracket accommodated in the case, a fan disposed in the bracket, a leg coupled to a lower portion of the case and configured to contact an upper surface of a countertop that supports the electric range, and a guide panel disposed at a lower side of the bracket and configured to guide air that flows in a gap formed by the leg.Type: ApplicationFiled: July 13, 2023Publication date: February 15, 2024Inventors: Seunghak KIM, Junghyeon Cho
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Patent number: 11796181Abstract: An electric range includes a case and a cover plate coupled to an upper surface of the case to place an object. Further, the electric range includes a plurality of heating portions disposed below the cover plate to heat the object and an upper bracket disposed under the heating portion to support the heating portion a control board disposed between the cover plate and the upper bracket. Furthermore, the electric range includes a support member having a first end disposed under the control board and a second end disposed on the upper bracket to support the control board and a base bracket disposed under the upper bracket and comprising a printed circuit board.Type: GrantFiled: October 27, 2021Date of Patent: October 24, 2023Assignee: LG ELECTRONICS INC.Inventors: Seunghak Kim, Junghyeon Cho
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Patent number: 11774106Abstract: An electric range in one embodiment includes a case and a cover plate coupled to an upper end of the case to allow an object to be heated to be placed on an upper surface thereof The electric range further includes a plurality of heating parts disposed under the cover plate and configured to heat the object to be heated, an upper bracket disposed under the heating part and configured to support the heating part, a base bracket disposed under the upper bracket to allow a printed circuit board to be mounted thereon, and a cover bracket disposed outside the upper bracket and the case coupled to the case and configured to support the cover plate.Type: GrantFiled: November 5, 2021Date of Patent: October 3, 2023Assignee: LG ELECTRONICS INC.Inventors: Seunghak Kim, Junghyeon Cho
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Publication number: 20220400540Abstract: An electric range is provided that may effectively increase output of a heater by optimizing a shape of each ferrite core without increasing a number of ferrite cores and may secure a maximum area of a through hole that facilitates communication between an inside and outside of a core frame, thereby preventing overheating of the heater and decreasing a use time of the heater.Type: ApplicationFiled: June 2, 2022Publication date: December 15, 2022Inventors: Myoeng Soo PARK, Junghyeon CHO
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Publication number: 20220386447Abstract: A home appliance is provided that may include a first air flow path included in a heat sink, and a second air flow path defined at a lower side of the heat sink, such that air flows to inside and outside of the heat sink efficiently. A plurality of heat dissipation fins may protrude downward from a wall of the second air flow path, increasing a contact surface between the heat sink and air. A projection may be formed on at least one of the walls of the first air flow path, the walls of the second air flow path, an outer surface of the plurality of heat dissipation fins, or an upper surface of the heat sink.Type: ApplicationFiled: May 27, 2022Publication date: December 1, 2022Inventors: Mijung KIM, Junghyeon CHO
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Publication number: 20220386495Abstract: An electric range is provided that may include a single base bracket configured to support and protect a control circuit board, thereby remarkably reducing a number of components in comparison to a conventional electric range.Type: ApplicationFiled: May 27, 2022Publication date: December 1, 2022Inventors: Seunghak KIM, Junghyeon Cho
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Publication number: 20220381440Abstract: An electric range is provided that may include a case, and a support. The support may include a first region in which an air blower fan may be disposed, and a second region in which a printed circuit board may be disposed. A lower surface of the first region may be separated from the case.Type: ApplicationFiled: May 26, 2022Publication date: December 1, 2022Inventors: Seunghak KIM, Junghyeon CHO
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Publication number: 20220381443Abstract: An electric range is provided that may include a case, a cover plate coupled to an upper side of the case and on which an object to be heated is placed, at least one heater that heats the object, the at least one heater being disposed under the cover plate, an upper bracket that is disposed under the at least one heater and supports the at least one heater, a base bracket disposed under the upper bracket and on which a printed circuit board is mounted, a heat sink mounted on the printed circuit board, an air blowing fan that is mounted on the base bracket and discharges air toward the heat sink through an outlet thereof, and an air guide that communicates with the air blowing fan, surrounds the heat sink, and forms a flow path of air cooling the heat sink.Type: ApplicationFiled: May 27, 2022Publication date: December 1, 2022Inventors: Mijung KIM, Junghyeon Cho
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Publication number: 20220381442Abstract: A home appliance is provided in which electronic elements are attached to an outer surface of a heat sink, allowing air to directly contacting the electronic elements. More specifically, the electronic elements are attached to an outer slanted surface of the heat sink, an air guide is disposed to surround the heat sink to which the electronic elements are attached, and an air blowing fan is used to allow air to flow in the air guide, enabling the flowing air to directly contact the electronic elements.Type: ApplicationFiled: May 27, 2022Publication date: December 1, 2022Inventors: Mijung KIM, Junghyeon CHO
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Publication number: 20220381441Abstract: An electric range is provided that may include a case, a cover plate coupled to an upper side of the case, and on which an object to be heated is placed, an air blowing fan discharging air, and an air guide that communicates with the air blowing fan, and forms a flow path of air. The air guide comprises a first air guide that communicates with the air blowing fan and guides the air discharged from the air blow fan substantially horizontally, and an expansion protrusion that protrudes from the first air guide in a lengthwise direction of the air guide or in a direction perpendicular to the lengthwise direction of the air guide such that a cross section of the air guide expands.Type: ApplicationFiled: May 27, 2022Publication date: December 1, 2022Inventors: Hyunsoo KIM, Junghyeon CHO
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Publication number: 20220381444Abstract: An electric range is provided that may include a case, a cover plate coupled to an upper end of the case and having an upper surface on which a heating target is disposed, and an air guide forming a flow path of air, wherein the air guide includes a element installation portion which is disposed in a portion of the air guide.Type: ApplicationFiled: May 27, 2022Publication date: December 1, 2022Inventors: Hyunsoo KIM, Junghyeon Cho
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Publication number: 20220386427Abstract: An electric range is provided that may include a lower casing defining a lower portion of a case that is formed in two steps. In particular, the lower casing may include a first lower part; a second lower part recessed from an inside of the first lower part, and to which a bracket is coupled; and a third lower part that protrudes from at least a predetermined area of a portion of the first lower part.Type: ApplicationFiled: May 27, 2022Publication date: December 1, 2022Inventors: Seunghak KIM, Junghyeon CHO
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Publication number: 20220386424Abstract: An electric range and a method for controlling an electric range are provided, in which a plate temperature sensor configured to sense a temperature of a cover plate and a thermal fuse configured to sense overheating of the cover plate are connected in series to configure a temperature sensing circuit, thereby simplifying a control substrate to which the temperature sensing circuit is electrically connected and reducing manufacture costs.Type: ApplicationFiled: May 27, 2022Publication date: December 1, 2022Inventors: Ji Won LEE, Junghyeon CHO, Myoeng Soo PARK