Patents by Inventor Yong Woong Cha
Yong Woong Cha 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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Patent number: 11732770Abstract: A mass damper for a refrigerant pipe is configured to insulate vibration and noise of the refrigerant pipe for the flow of a refrigerant circulating in a vehicle air conditioner system and a mass damper for a vehicle air conditioner system is configured to prevent an external circumferential surface of a casing from cracking due to thermal deformation.Type: GrantFiled: June 21, 2022Date of Patent: August 22, 2023Assignees: Hyundai Motor Company, Kia CorporationInventors: Yong Han Lee, Yong Woong Cha, Sung Je Park
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Patent number: 11724559Abstract: A water-cooling type battery cooling system and a cooling method using the same are provided. The water-cooling type battery cooling system cools a battery using an air conditioner system. The air conditioner system includes a refrigerant circuit to improve control of cooling discharge temperature provided therein.Type: GrantFiled: February 17, 2021Date of Patent: August 15, 2023Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Yong-Woong Cha, Jung-Ha Park, Joong-Su Yun
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Patent number: 11624312Abstract: A reservoir tank includes a tank portion having a cover coupled to an upper portion thereof, and having coolants with different temperatures supplied thereto, a heat exchange reduction portion partitioning an internal space of the tank portion into a first accommodation space and a second accommodation space, and having the first accommodation space and the second accommodation space formed to be spaced from each other, and a discharge portion formed in the heat exchange reduction portion and formed to allow coolant flowing into the heat exchange reduction portion to be discharged back to the first accommodation space and the second accommodation space, respectively.Type: GrantFiled: February 24, 2022Date of Patent: April 11, 2023Assignees: Hyundai Motor Company, Kia CorporationInventors: Jong Il Park, Yong Woong Cha, Joong Su Yun
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Publication number: 20220412423Abstract: A mass damper for a refrigerant pipe is configured to insulate vibration and noise of the refrigerant pipe for the flow of a refrigerant circulating in a vehicle air conditioner system and a mass damper for a vehicle air conditioner system is configured to prevent an external circumferential surface of a casing from cracking due to thermal deformation.Type: ApplicationFiled: June 21, 2022Publication date: December 29, 2022Applicants: Hyundai Motor Company, Kia CorporationInventors: Yong Han LEE, Yong Woong CHA, Sung Je PARK
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Publication number: 20220298958Abstract: A reservoir tank includes a tank portion having a cover coupled to an upper portion thereof, and having coolants with different temperatures supplied thereto, a heat exchange reduction portion partitioning an internal space of the tank portion into a first accommodation space and a second accommodation space, and having the first accommodation space and the second accommodation space formed to be spaced from each other, and a discharge portion formed in the heat exchange reduction portion and formed to allow coolant flowing into the heat exchange reduction portion to be discharged back to the first accommodation space and the second accommodation space, respectively.Type: ApplicationFiled: February 24, 2022Publication date: September 22, 2022Applicants: Hyundai Motor Company, Kia CorporationInventors: Jong Il Park, Yong Woong Cha, Joong Su Yun
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Publication number: 20210162836Abstract: A water-cooling type battery cooling system and a cooling method using the same are provided. The water-cooling type battery cooling system cools a battery using an air conditioner system.Type: ApplicationFiled: February 17, 2021Publication date: June 3, 2021Inventors: Yong-Woong Cha, Jung-Ha Park, Joong-Su Yun
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Patent number: 10989102Abstract: An engine coolant separator may include a housing having an inlet and an outlet; and a guide member fixedly mounted inside the housing, and having a spiral channel inducing a spiral flow of an engine coolant, wherein the spiral channel communicates with the inlet of the housing.Type: GrantFiled: October 15, 2018Date of Patent: April 27, 2021Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jong Wan Han, Jung Hyeok Lim, Yong Woong Cha
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Patent number: 10953722Abstract: A water-cooling type battery cooling system and a cooling method using the same are provided. The water-cooling type battery cooling system cools a battery using an air conditioner system. The air conditioner system includes a refrigerant circuit to improve control of cooling discharge temperature provided therein.Type: GrantFiled: November 30, 2018Date of Patent: March 23, 2021Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Yong-Woong Cha, Jung-Ha Park, Joong-Su Yun
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Patent number: 10954846Abstract: An engine cooling system includes: an engine system including an engine having a plurality of combustion chambers that generate a driving force by combustion of fuel; a power electronics (PE) device that assists engine torque of the engine system in accordance with a driving state of the vehicle; a main radiator connected to the engine system by an engine coolant line and discharging heat generated in the engine system by engine coolant flowing in the engine coolant line, a sub-radiator connected to the PE device through a PE coolant line and discharging heat generated in the PE device by PE coolant flowing in the PE coolant line; a 2-way valve connecting the engine coolant line and the PE coolant line to each other; and a controller for controlling opening and closing of the 2-way valve according to a temperature of the engine coolant and a vehicle driving condition.Type: GrantFiled: December 6, 2018Date of Patent: March 23, 2021Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Jongwan Han, Danghee Park, Il Suk Yang, Yong Beom Park, Soo Hyung Woo, Yong Woong Cha, Soo Young Kwak
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Publication number: 20200116070Abstract: An engine cooling system includes: an engine system including an engine having a plurality of combustion chambers that generate a driving force by combustion of fuel; a power electronics (PE) device that assists engine torque of the engine system in accordance with a driving state of the vehicle; a main radiator connected to the engine system by an engine coolant line and discharging heat generated in the engine system by engine coolant flowing in the engine coolant line, a sub-radiator connected to the PE device through a PE coolant line and discharging heat generated in the PE device by PE coolant flowing in the PE coolant line; a 2-way valve connecting the engine coolant line and the PE coolant line to each other; and a controller for controlling opening and closing of the 2-way valve according to a temperature of the engine coolant and a vehicle driving condition.Type: ApplicationFiled: December 6, 2018Publication date: April 16, 2020Inventors: Jongwan HAN, Danghee PARK, Il Suk YANG, Yong Beom PARK, Soo Hyung WOO, Yong Woong CHA, Soo Young KWAK
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Patent number: 10619555Abstract: A pressure cap for a cooling system of a vehicle may include a reservoir fill port which is mounted at an upper portion of a reservoir in which cooling water is stored in a cooling system of the vehicle; an external cap for closing an upper end portion of the reservoir fill port; a pressure valve disposed in the reservoir fill port to allow the inside and the outside of the reservoir fill portion to fluidically-communicate with each other; a valve seal provided to allow the air to flow from the outside into the internal to the cooling system by being deformed when pressure in the internal to the cooling system is lower than a predetermined pressure; and a positive pressure spring elastically supporting the pressure valve such that the pressure valve closes the internal to the reservoir fill port.Type: GrantFiled: November 28, 2017Date of Patent: April 14, 2020Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Yong-Woong Cha, Joong-Su Yun, Wan-Je Cho
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Publication number: 20200031192Abstract: A water-cooling type battery cooling system and a cooling method using the same are provided. The water-cooling type battery cooling system cools a battery using an air conditioner system.Type: ApplicationFiled: November 30, 2018Publication date: January 30, 2020Inventors: Yong-Woong Cha, Jung-Ha Park, Joong-Su Yun
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Publication number: 20190309674Abstract: An engine coolant separator may include a housing having an inlet and an outlet; and a guide member fixedly mounted inside the housing, and having a spiral channel inducing a spiral flow of an engine coolant, wherein the spiral channel communicates with the inlet of the housing.Type: ApplicationFiled: October 15, 2018Publication date: October 10, 2019Applicants: Hyundai Motor Company, Kia Motors CorporationInventors: Jong Wan Han, Jung Hyeok Lim, Yong Woong Cha
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Patent number: 10030573Abstract: An adapter for an engine cooling system is provided. The adapter, includes a main pipe, having a first end coupled to a first degassing line connected to a high-temperature component, and a second end of coupled to a second degassing line connected to a reservoir tank. A branch pipe is branched from one side of the main pipe to be coupled to a third degassing line connected to the low-temperature component. An inner pipe is disposed at an interior circumference of the main pipe and has a diameter that is gradually reduced toward the reservoir tank.Type: GrantFiled: December 1, 2015Date of Patent: July 24, 2018Assignee: Hyundai Motor CompanyInventors: Yong Woong Cha, Soo Yong Park
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Publication number: 20180163610Abstract: A pressure cap for a cooling system of a vehicle may include a reservoir fill port which is mounted at an upper portion of a reservoir in which cooling water is stored in a cooling system of the vehicle; an external cap for closing an upper end portion of the reservoir fill port; a pressure valve disposed in the reservoir fill port to allow the inside and the outside of the reservoir fill portion to fluidically-communicate with each other; a valve seal provided to allow the air to flow from the outside into the internal to the cooling system by being deformed when pressure in the internal to the cooling system is lower than a predetermined pressure; and a positive pressure spring elastically supporting the pressure valve such that the pressure valve closes the internal to the reservoir fill port.Type: ApplicationFiled: November 28, 2017Publication date: June 14, 2018Applicants: Hyundai Motor Company, Kia Motors CorporationInventors: Yong-Woong CHA, Joong-Su Yun, Wan-Je Cho
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Patent number: 9683479Abstract: A safety cap device for controlling a pressure in a radiator includes a valve seat provided with a valve receiving space in which a first communicating hole is formed. A negative pressure valve is provided movably in the first communicating hole. A seal is disposed on a receiving surface of the valve seat and disposed movably with the negative pressure valve. The seal has a second communicating hole formed at a central portion thereof. A positive pressure valve is disposed on the seal and has a third communicating hole formed at a central portion thereof. A cap covers an upper portion of the valve seat. A spring is interposed between the positive pressure valve and the cap. A fluid receiving part is in the valve seat to prevent cavitation caused when an internal fluid expands.Type: GrantFiled: March 31, 2015Date of Patent: June 20, 2017Assignee: HYUNDAI MOTOR COMPANYInventor: Yong Woong Cha
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Publication number: 20170067389Abstract: An adapter for an engine cooling system is provided. The adapter, includes a main pipe, having a first end coupled to a first degassing line connected to a high-temperature component, and a second end of coupled to a second degassing line connected to a reservoir tank. A branch pipe is branched from one side of the main pipe to be coupled to a third degassing line connected to the low-temperature component. An inner pipe is disposed at an interior circumference of the main pipe and has a diameter that is gradually reduced toward the reservoir tank.Type: ApplicationFiled: December 1, 2015Publication date: March 9, 2017Inventors: Yong Woong Cha, Soo Yong Park
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Patent number: 9494226Abstract: Disclosed are a pulley structure and a damper pulley that prevent corrosion. The pulley structure may include a hub part that is fitted on a crankshaft rotated by power from an engine and rotates with the crankshaft and a pulley part coupled with the hub part to rotate with the hub part and connected with a power transmission member. The hub part may include a pulley contact surface facing the pulley part, and pulley coupling portions formed at the pulley contact surface to secure coupling members. The pulley part may include a hub contact surface facing the pulley contact surface of the hub part, hub coupling portions coupled to the pulley coupling portions by securing the coupling members, and coupling grooves recessed from the hub coupling portions to insert the coupling members. Washers made of an insulator may be fitted on the coupling members between the pulley coupling portions and the hub coupling portions.Type: GrantFiled: July 22, 2014Date of Patent: November 15, 2016Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, HALLA VISTEON CLIMATE CONTROL CORP.Inventors: Yong Woong Cha, Byeong Jun Lee, Man Hee Park, Jungha Park, Sung Taeg Oh, Suk Jae Chung
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Publication number: 20160146094Abstract: A safety cap device for controlling a pressure in a radiator includes a valve seat provided with a valve receiving space in which a first communicating hole is formed. A negative pressure valve is provided movably in the first communicating hole. A seal is disposed on a receiving surface of the valve seat and disposed movably with the negative pressure valve. The seal has a second communicating hole formed at a central portion thereof. A positive pressure valve is disposed on the seal and has a third communicating hole formed at a central portion thereof. A cap covers an upper portion of the valve seat. A spring is interposed between the positive pressure valve and the cap. A fluid receiving part is in the valve seat to prevent cavitation caused when an internal fluid expands.Type: ApplicationFiled: March 31, 2015Publication date: May 26, 2016Inventor: Yong Woong CHA
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Publication number: 20160097600Abstract: A heat exchanger for a vehicle may include a heat radiating portion provided with first and second connecting lines formed alternately by stacking plates, and receiving first and second operating fluids into the first and second connecting lines, a bifurcating portion connecting an inflow hole for flowing one operating fluid of the first and second operating fluids with an exhaust hole for exhausting the one operating fluid, and adapted for the one operating fluid to bypass the heat radiating portion according to a temperature of the one operating fluid, and a valve unit mounted corresponding to the inflow hole and adapted to flow the one operating fluid selectively to the heat radiating portion or the bifurcating portion according to the temperature of the one operating fluid flowing in the inflow hole.Type: ApplicationFiled: December 11, 2015Publication date: April 7, 2016Inventors: Jae Yeon KIM, Wan Je CHO, Young Jun KIM, Yong Woong CHA