Patents by Inventor Hoo Dam LEE
Hoo Dam LEE 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: 20210005802Abstract: A thermoelectric module includes an N-type thermoelectric material and a P-type thermoelectric material disposed so as to be spaced apart from the N-type thermoelectric material. A flexible electrode is electrically connected to the N-type thermoelectric material and the P-type thermoelectric material. The flexible electrode is configured to bend to match a curvature of an object, e.g., a steering wheel of a vehicle.Type: ApplicationFiled: November 12, 2019Publication date: January 7, 2021Inventors: Byung Wook Kim, Jin Woo Kwak, Hoo Dam Lee, Woo Ju Lee, Woo Chul Kim, Ji Yong Kim, Dong Keon Lee
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Publication number: 20200386140Abstract: A thermoelectric generator for a vehicle utilizing heat of exhaust gas discharged from an engine of the vehicle includes a heat exchange unit, through which a coolant circulates, a thermoelectric generation unit for converting thermal energy of exhaust gas into electrical energy, a first flow passage for guiding the exhaust gas to pass through the heat exchange unit, a second flow passage for guiding the exhaust gas to pass through the thermoelectric generation unit, a third flow passage for guiding the exhaust gas to bypass the heat exchange unit and the thermoelectric generation unit without passing therethrough, a first valve for opening or closing the first flow passage, a second valve for selectively opening or closing the second flow passage and the third flow passage, and a driving unit for operating the first valve and the second valve by a single power source.Type: ApplicationFiled: October 2, 2019Publication date: December 10, 2020Inventors: Ho Chan An, Byung Wook Kim, Hoo Dam Lee, Jin Woo Kwak, Kwang Min Choi, Jong Ho Seon
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Publication number: 20200357974Abstract: A thermoelectric module includes: unit thermoelectric materials including N-type thermoelectric materials and P-type thermoelectric materials and arranged on one surface of a first substrate; first electrodes each electrically connected to one end of a respective one of the N-type thermoelectric materials or to one end of a respective one of the P-type thermoelectric materials; second electrodes each disposed to be spaced apart from the other end of the respective one of the N-type thermoelectric materials and the other end of the respective one of the P-type thermoelectric materials by a predetermined gap; and a second substrate supporting the second electrodes, in which each of the second electrodes is electrically connected to the second end of the respective one of the N-type thermoelectric materials and the second end of the respective one of the P-type thermoelectric materials when a pressing force is applied to the second substrate.Type: ApplicationFiled: October 29, 2019Publication date: November 12, 2020Inventors: Woo Ju Lee, Byung Wook Kim, Hoo Dam Lee, Jin Woo Kwak
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Patent number: 10808592Abstract: A heat exchanger for a vehicle is provided to improve fuel efficiency by implementing an integrated structure of exhaust gas heat recovery function and thermoelectric generation function. The heat exchanger allows exhaust gas that is flowed into the heat exchange generator in the cold start mode of the vehicle to pass through the exhaust gas heat recovery component side and thermoelectric generation component side. Therefore, the temperature of the coolant rapidly increases, thereby reducing the engine warm-up time, and electricity is generated through thermoelectric module, thereby maximizing the fuel efficiency improvement.Type: GrantFiled: October 18, 2018Date of Patent: October 20, 2020Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jong Ho Seon, Kwang Min Choi, Byung Wook Kim, Hoo Dam Lee, Jin Woo Kwak, Ho Chan An
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Publication number: 20200266329Abstract: A thermoelectric conversion module may include a plurality of n type thermoelectric conversion materials and a plurality of p type thermoelectric conversion materials that are disposed alternately, and a plurality of electrodes that connects the plurality of thermoelectric conversion material disposed alternately on one side and on an opposite side alternately, wherein the plurality of electrodes includes a first electrode configured to electrically connect the n type thermoelectric conversion material and the p type thermoelectric conversion material by penetrating the n type thermoelectric conversion material and the p type thermoelectric conversion material to transfer heat obtained from a heat source to the plurality of thermoelectric conversion materials.Type: ApplicationFiled: May 5, 2020Publication date: August 20, 2020Applicants: Hyundai Motor Company, Kia Motors CorporationInventors: Jin Woo KWAK, Kwang Min CHOI, Byung-Wook KIM, Hoo Dam LEE, Ho Chan AN, Jong Ho SEON
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Patent number: 10704124Abstract: Disclosed herein is an alloy for a vehicle garnish, which is made by mixing Cu as a base with Mg and Si to have a composition of CuaMgbSic, wherein the alloy can have a color close to Au and the color of the alloy can be changed, and wherein the allow can also be made to have a low specific gravity and at a low cost.Type: GrantFiled: December 28, 2017Date of Patent: July 7, 2020Assignees: Hyundai Motor Company, Kia Motors Corporation, Industry-Academia Cooperation Group of Sejong UnivInventors: Hoo-Dam Lee, Hoon-Mo Park, Hyun-Min Kang, Tae-Gyu Lee, Jong-Kook Lee, Ki Buem Kim, Yeon Beom Jeong
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Publication number: 20200190629Abstract: A vehicle interior material made of a rose-gold-colored copper alloy may include 0.07 to 0.21 wt % of aluminum (Al), 0.06 to 0.19 wt % of magnesium (Mg), 0.17 to 0.52 wt % of zinc (Zn), and a balance of copper (Cu) and unavoidable impurities, wherein the sum of the aluminum (Al), the magnesium (Mg), and the zinc (Zn) is 0.5 to 1.5 at %.Type: ApplicationFiled: November 12, 2019Publication date: June 18, 2020Applicants: HYUNDAI MOTOR COMPANY, Kia Motors Corporation, Industry-Academia Cooperation Group Of Sejong UniversityInventors: Hoo-Dam LEE, Chang-Yeol YOO, Jong-Kook LEE, Sung-Ho YOON, Ye-Lim KIM, Yeon-Beom JEONG, Ki-Buem KIM
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Patent number: 10686114Abstract: A thermoelectric conversion module may include a plurality of n type thermoelectric conversion materials and a plurality of p type thermoelectric conversion materials that are disposed alternately, and a plurality of electrodes that connects the plurality of thermoelectric conversion material disposed alternately on one side and on an opposite side alternately, wherein the plurality of electrodes includes a first electrode configured to electrically connect the n type thermoelectric conversion material and the p type thermoelectric conversion material by penetrating the n type thermoelectric conversion material and the p type thermoelectric conversion material to transfer heat obtained from a heat source to the plurality of thermoelectric conversion materials.Type: GrantFiled: September 7, 2018Date of Patent: June 16, 2020Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jin Woo Kwak, Kwang Min Choi, Byung-Wook Kim, Hoo Dam Lee, Ho Chan An, Jong Ho Seon
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Patent number: 10677135Abstract: An exhaust heat recovery system is provided. The system includes a branch pipe that has branch fluid passages that are formed to be connected with an exhaust gas source emitting emit exhaust gas. a valve at least partially opens or closes the branch fluid passages to selectively introduce the exhaust gas into at least one of the branch fluid passages. Additionally, a thermoelectric module performs thermoelectric power generation by selectively using exhaust heat of the exhaust gas passing through a specific branch fluid passage of the branch fluid passages.Type: GrantFiled: April 23, 2018Date of Patent: June 9, 2020Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Byung Wook Kim, Hoo Dam Lee, Jin Woo Kwak
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Publication number: 20200176660Abstract: A thermoelectric module includes a flexible film with an insulation characteristic, the film having a shape that is longer in a lengthwise direction than in a width direction, a plurality of n-type thermoelectric elements and a plurality of p-type thermoelectric elements alternately arranged on one surface of the film in the lengthwise direction of the film, and first electrodes and second electrodes that alternately connect the plurality of n-type thermoelectric elements and the plurality of p-type thermoelectric elements at one side and an opposite side with respect to the width direction of the film to electrically connect the plurality of n-type thermoelectric elements and the plurality of p-type thermoelectric elements in series. One lateral end and an opposite lateral end of the film are bent with the plurality of n-type thermoelectric elements, the plurality of p-type thermoelectric elements, the first electrodes, and the second electrodes attached to the film.Type: ApplicationFiled: February 5, 2019Publication date: June 4, 2020Inventors: Hoo Dam Lee, Byung Wook Kim, Woo Ju Lee, Jin Woo Kwak
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Patent number: 10636953Abstract: A thermoelectric conversion module may include a plurality of n type thermoelectric conversion materials and a plurality of p type thermoelectric conversion materials that are disposed alternately, and a plurality of electrodes that connects the plurality of thermoelectric conversion material disposed alternately on one side and on an opposite side alternately, wherein the plurality of electrodes may include a high temperature side electrode configured to protrude towards a pipe, through which a heat transfer fluid flows, with respect to high temperature side end portions of the plurality of thermoelectric conversion materials and to be inserted into a through-hole formed at the pipe to obtain heat while directly contacting the heat transfer fluid and to transfer the obtained heat to the plurality of thermoelectric conversion materials.Type: GrantFiled: October 19, 2018Date of Patent: April 28, 2020Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Jin Woo Kwak, Kwang Min Choi, Byung-Wook Kim, Hoo Dam Lee, Ho Chan An, Jong Ho Seon
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Publication number: 20200105993Abstract: A thermoelectric module, a frame for the thermoelectric module, and a vehicle including the thermoelectric module is provided. The thermoelectric module includes a frame alternately bent toward a hot side on which a heat source is located and a cool side on which a cooling medium is located, to have a plurality of hot-side end portions in contact with the heat source, a plurality of cool-side end portions in contact with the cooling medium, and a plurality of thermoelectric element installation portions connecting the plurality of hot-side end portions and the plurality of cool-side end portions, a plurality of n-type and p-type thermoelectric elements arranged on the thermoelectric element installation portions, and a plurality of first electrodes and second electrodes that electrically connect, in series, the plurality of n-type and p-type thermoelectric elements arranged on each of the thermoelectric element installation portions.Type: ApplicationFiled: November 9, 2018Publication date: April 2, 2020Applicants: Hyundai Motor Company, Kia Motors CorporationInventors: Byung-Wook KIM, Hoo Dam Lee, Jin Woo Kwak
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Publication number: 20200040794Abstract: A thermoelectric conversion module may include a plurality of n-type thermoelectric conversion elements and a plurality of p-type thermoelectric conversion elements alternating with one another, a plurality of first electrodes and a plurality of second electrodes that alternately connect the plurality of alternating n-type and p-type thermoelectric conversion elements at hot sides and cool sides, and a plurality of case electrodes, each of which selectively connects the first electrodes adjacent to each other, among the plurality of first electrodes. The first electrodes and the case electrodes are configured to be movable relative to each other so that the plurality of first electrodes are electrically connected through the plurality of case electrodes or electrical connections between the plurality of first electrodes through the plurality of case electrodes are disabled according to a relative movement of the plurality of first electrodes and the plurality of case electrodes.Type: ApplicationFiled: November 14, 2018Publication date: February 6, 2020Applicants: Hyundai Motor Company, Kia Motors CorporationInventors: Jin Woo Kwak, Kyung Wook Choi, Byung Wook Kim, Hoo Dam Lee
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Publication number: 20190393395Abstract: A thermoelectric conversion module may include a plurality of n type thermoelectric conversion materials and a plurality of p type thermoelectric conversion materials that are disposed alternately, and a plurality of electrodes that connects the plurality of thermoelectric conversion material disposed alternately on one side and on an opposite side alternately, wherein the plurality of electrodes includes a first electrode configured to electrically connect the n type thermoelectric conversion material and the p type thermoelectric conversion material by penetrating the n type thermoelectric conversion material and the p type thermoelectric conversion material to transfer heat obtained from a heat source to the plurality of thermoelectric conversion materials.Type: ApplicationFiled: September 7, 2018Publication date: December 26, 2019Applicants: Hyundai Motor Company, Kia Motors CorporationInventors: Jin Woo Kwak, Kwang Min Choi, Byung-Wook Kim, Hoo Dam Lee, Ho Chan An, Jong Ho Seon
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Publication number: 20190393396Abstract: A thermoelectric conversion module may include a plurality of n type thermoelectric conversion materials and a plurality of p type thermoelectric conversion materials that are disposed alternately, and a plurality of electrodes that connects the plurality of thermoelectric conversion material disposed alternately on one side and on an opposite side alternately, wherein the plurality of electrodes may include a high temperature side electrode configured to protrude towards a pipe, through which a heat transfer fluid flows, with respect to high temperature side end portions of the plurality of thermoelectric conversion materials and to be inserted into a through-hole formed at the pipe to obtain heat while directly contacting the heat transfer fluid and to transfer the obtained heat to the plurality of thermoelectric conversion materials.Type: ApplicationFiled: October 19, 2018Publication date: December 26, 2019Applicants: Hyundai Motor Company, Kia Motors CorporationInventors: Jin Woo KWAK, Kwang Min Choi, Byung-Wook Kim, Hoo Dam Lee, Ho Chan An, Jong Ho Seon
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Patent number: 10501828Abstract: An aluminum alloy for a cylinder head in a vehicle engine includes 2 to 3% of Si, 2.5 to 3% of Cu, 0.01% or less (excluding 0%) of Zn, 0.15% or less (excluding 0%) of Fe, 0.02% or less (excluding 0%) of Mn, 0.1 to 0.3% of Mg, 0.01% or less (excluding 0%) of Ni, 0.02% or less (excluding 0%) of Ti, 0.1% or less (excluding 0%) of Zr, the balance of Al, and inevitable impurities, wherein an AlCuMgSi-based crystal is formed in an amount ranging from 0.3 to 0.9% and an Al2Cu-based precipitate is formed in an amount ranging from 3.3 to 4.0%, wherein percentage (%) is based on weight.Type: GrantFiled: June 30, 2017Date of Patent: December 10, 2019Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Kyung Moon Lee, Byung Ho Min, Hoo Dam Lee
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Publication number: 20190323404Abstract: A heat exchanger for a vehicle is provided to improve fuel efficiency by implementing an integrated structure of exhaust gas heat recovery function and thermoelectric generation function. The heat exchanger allows exhaust gas that is flowed into the heat exchange generator in the cold start mode of the vehicle to pass through the exhaust gas heat recovery component side and thermoelectric generation component side. Therefore, the temperature of the coolant rapidly increases, thereby reducing the engine warm-up time, and electricity is generated through thermoelectric module, thereby maximizing the fuel efficiency improvement.Type: ApplicationFiled: October 18, 2018Publication date: October 24, 2019Inventors: Jong Ho Seon, Kwang Min Choi, Byung Wook Kim, Hoo Dam Lee, Jin Woo Kwak, Ho Chan An
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Patent number: 10407756Abstract: Disclosed herein is an aluminum alloy for a cylinder head. The aluminum alloy according to an embodiment comprises, by weight, Si: 4.5˜5.0%, Cu: 3.0˜4.0%, Fe: 0.2˜0.5%, Mn: 0.02% or less (exclusive of 0%), Mg: 0.1˜0.3%, Zr: 0.1% or less (exclusive of 0%), Cr: 0.1˜0.2%, and a balance of Al and inevitable impurities to form 100%, with a reinforcing phase of Al(Fe,Cr)Si ranging from 1.0 to 2.3%.Type: GrantFiled: April 27, 2017Date of Patent: September 10, 2019Assignee: Hyundai Motor CompanyInventors: Kyung Moon Lee, Hoo Dam Lee, Jong Kook Lee, Byung Ho Min
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Publication number: 20190178141Abstract: An exhaust heat recovery system is provided. The system includes a branch pipe that has branch fluid passages that are formed to be connected with an exhaust gas source emitting emit exhaust gas. a valve at least partially opens or closes the branch fluid passages to selectively introduce the exhaust gas into at least one of the branch fluid passages. Additionally, a thermoelectric module performs thermoelectric power generation by selectively using exhaust heat of the exhaust gas passing through a specific branch fluid passage of the branch fluid passages.Type: ApplicationFiled: April 23, 2018Publication date: June 13, 2019Inventors: Byung Wook Kim, Hoo Dam Lee, Jin Woo Kwak
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Publication number: 20190177817Abstract: Disclosed is an aluminum alloy for a die casting. The aluminum alloy includes aluminum (Al) as a base material and magnesium (Mg) in an amount of about 6.8 to 10 wt % thereby exhibiting sufficient aesthetic appearance without performing additional process and improving strength thereof.Type: ApplicationFiled: November 13, 2018Publication date: June 13, 2019Inventors: Hoo-Dam Lee, Chang-Yeol Yoo, Jong-Kook Lee, Ki Buem Kim, Yeon Beom Jeong