Patents by Inventor Gi-Hwan Kwon
Gi-Hwan Kwon 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: 20230045763Abstract: A battery module according to embodiments of the present disclosure includes: a battery cell stack in which a plurality of battery cells are stacked, a module frame that is formed into a bowl type of a bottom surface and front, rear, left and right surfaces and houses the battery cell stack; and an upper plate that covers the upper side of the battery cell stack and is coupled to the module frame, wherein the module frame comprises a bottom part, front and rear plates, and left and right plates, wherein the bottom part, the front and rear plates, and the left and right plates are integrally formed, and wherein a recessed part is formed at a portion where a bottom edge connected to the front and rear plates meet with a bottom edge connected to the left and right plates.Type: ApplicationFiled: May 11, 2021Publication date: February 9, 2023Applicant: LG Energy Solution, Ltd.Inventors: Young In Kim, Gi Hwan Kwon, Jaehyun Bae
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Patent number: 10264707Abstract: Disclosed is a flat plate pulsating heat pipe (FP-PHP) serving as a power-free high efficiency heat transfer system for small electronic devices such as mobile phones and laptop computers. The FP-PHP is manufactured using MEMS technology and configured to have a single-turn loop or a multi-turn loop, each having a single diameter channel or a dual diameter channel. Further, since a working fluid used in a flat plate pulsating heat pipe exhibits different characteristics according to the main working temperature, provided is a flat plate pulsating heat pipe which includes a working fluid having optimum efficiency in the main working temperature.Type: GrantFiled: May 22, 2015Date of Patent: April 16, 2019Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Sung Jin Kim, Gi Hwan Kwon
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Publication number: 20170245393Abstract: Disclosed is a flat plate pulsating heat pipe (FP-PHP) serving as a power-free high efficiency heat transfer system for small electronic devices such as mobile phones and laptop computers. The FP-PHP is manufactured using MEMS technology and configured to have a single-turn loop or a multi-turn loop, each having a single diameter channel or a dual diameter channel. Further, since a working fluid used in a flat plate pulsating heat pipe exhibits different characteristics according to the main working temperature, provided is a flat plate pulsating heat pipe which includes a working fluid having optimum efficiency in the main working temperature.Type: ApplicationFiled: May 22, 2015Publication date: August 24, 2017Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Sung Jin KIM, Gi Hwan KWON
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Patent number: 9722228Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.Type: GrantFiled: September 18, 2015Date of Patent: August 1, 2017Assignee: LG CHEM, LTD.Inventors: Gi-Hwan Kwon, Yongho Cho, Seunghyun Bang, Hakjun Lee, Hosang Kwon
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Patent number: 9673540Abstract: Disclosed herein is a battery pack constructed in a structure in which a plurality of secondary battery cells are electrically connected to one another via a connection member while the secondary battery cells are mounted in a receiving part of a pack case having no partition, wherein the connection member is located between the battery cells arranged in the longitudinal direction or in both the longitudinal direction and the lateral direction, the connection member is connected, in a mechanical coupling manner, to a lower electrode terminal of the front battery cell in the longitudinal direction and/or to an upper electrode terminal of the rear battery cell in the longitudinal direction, and the connection member is elastically pressed while the connection member is located between the battery cells.Type: GrantFiled: July 16, 2008Date of Patent: June 6, 2017Assignee: LG CHEM, LTD.Inventors: Gi-Hwan Kwon, Yongho Cho, Seunghyun Bang, HakJun Lee, Hosang Kwon
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Patent number: 9413084Abstract: Disclosed herein is a battery pack constructed in a structure in which a plurality of secondary battery cells are electrically connected to one another via a connection member while the secondary battery cells are mounted in a receiving part of a pack case having no partition, wherein the connection member is located between the battery cells arranged in the longitudinal direction or in both the longitudinal direction and the lateral direction, the connection member is connected, in a mechanical coupling manner, to a lower electrode terminal of the front battery cell in the longitudinal direction and/or to an upper electrode terminal of the rear battery cell in the longitudinal direction, and the connection member is elastically pressed while the connection member is located between the battery cells.Type: GrantFiled: March 15, 2013Date of Patent: August 9, 2016Assignee: LG CHEM, LTD.Inventors: Gi-Hwan Kwon, Yongho Cho, Seunghyun Bang, HakJun Lee, Hosang Kwon
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Patent number: 9252414Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.Type: GrantFiled: January 10, 2014Date of Patent: February 2, 2016Assignee: LG CHEM, LTD.Inventors: Gi-Hwan Kwon, Yongho Cho, Seunghyun Bang, Hakjun Lee, Hosang Kwon
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Publication number: 20160013466Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.Type: ApplicationFiled: September 18, 2015Publication date: January 14, 2016Applicant: LG CHEM, LTD.Inventors: Gi-Hwan KWON, Yongho CHO, Seunghyun BANG, Hakjun LEE, Hosang KWON
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Patent number: 9219265Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.Type: GrantFiled: January 14, 2014Date of Patent: December 22, 2015Assignee: LG CHEM, LTD.Inventors: Gi-Hwan Kwon, Yongho Cho, Seunghyun Bang, Hakjun Lee, Hosang Kwon
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Patent number: 8999540Abstract: Disclosed is a battery cell holder configured so that a cylindrical battery cell is mounted therein, the battery cell holder including an upper cover including a first main body to cover an upper part of the battery cell in a state in which a first electrode terminal of the battery cell is exposed and at least one first extension fastening part extending downward from the first main body and a lower cover including a second main body to cover a lower part of the battery cell in a state in which a second electrode terminal of the battery cell having a polarity opposite to that of the first electrode terminal is exposed and at least one second extension fastening part extending upward from the second main body.Type: GrantFiled: July 26, 2013Date of Patent: April 7, 2015Assignee: LG Chem, Ltd.Inventors: Seung Hyun Bang, Sooryoung Kim, Gi Hwan Kwon, Burn Choi, Kyung Min Lee
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Patent number: 8795877Abstract: A connection member connects a plurality of secondary battery cells when the secondary battery cells are mounted in a battery pack case. The connection member includes terminal connection parts connected to each other for connecting the battery cells. Each terminal connection part includes a first contact part, contacting the electrode terminal of a lower battery cell. An elastic pat tapers upward from the first contact part towards a central axis of each terminal connection part for elastically supporting the lower battery cell. Coupling parts protrude upward from the elastic part such that the protruding coupling pats are coupled to an electrode terminal of an upper battery cell. A second contact part is disposed on the central axis of each terminal connection part such that the second contact part is depressed from the protruding coupling parts, the second contact part contacting the electrode terminal of the upper battery cell.Type: GrantFiled: May 30, 2008Date of Patent: August 5, 2014Assignee: LG Chem, Ltd.Inventors: Gi-Hwan Kwon, Sain Park, Yongho Cho
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Publication number: 20140154550Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.Type: ApplicationFiled: January 10, 2014Publication date: June 5, 2014Inventors: Gi-Hwan KWON, Yongho CHO, Seunghyun BANG, Hakjun LEE, Hosang KWON
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Publication number: 20140127545Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.Type: ApplicationFiled: January 14, 2014Publication date: May 8, 2014Applicant: LG CHEM, LTD.Inventors: Gi-Hwan KWON, Yongho CHO, Seunghyun BANG, Hakjun LEE, Hosang KWON
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Patent number: 8662930Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.Type: GrantFiled: September 24, 2013Date of Patent: March 4, 2014Assignee: LG Chem, Ltd.Inventors: Gi-Hwan Kwon, Yongho Cho, Seunghyun Bang, Hakjun Lee, Hosang Kwon
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Patent number: 8651896Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.Type: GrantFiled: February 7, 2013Date of Patent: February 18, 2014Assignee: LG Chem, Ltd.Inventors: Gi-Hwan Kwon, Yongho Cho, Seunghyun Bang, Hakjun Lee, Hosang Kwon
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Publication number: 20140017554Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.Type: ApplicationFiled: September 24, 2013Publication date: January 16, 2014Applicant: LG CHEM, LTD.Inventors: Gi-Hwan KWON, Yongho CHO, Seunghyun BANG, Hakjun LEE, Hosang KWON
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Publication number: 20130316202Abstract: Disclosed is a battery cell holder configured so that a cylindrical battery cell is mounted therein, the battery cell holder including an upper cover including a first main body to cover an upper part of the battery cell in a state in which a first electrode terminal of the battery cell is exposed and at least one first extension fastening part extending downward from the first main body and a lower cover including a second main body to cover a lower part of the battery cell in a state in which a second electrode terminal of the battery cell having a polarity opposite to that of the first electrode terminal is exposed and at least one second extension fastening part extending upward from the second main body.Type: ApplicationFiled: July 26, 2013Publication date: November 28, 2013Applicant: LG CHEM, LTD.Inventors: Seung Hyun BANG, Sooryoung KIM, Gi Hwan KWON, Bum CHOI, Kyung Min LEE
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Patent number: 8556661Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.Type: GrantFiled: September 12, 2012Date of Patent: October 15, 2013Assignee: LG Chem, Ltd.Inventors: Gi-Hwan Kwon, Yongho Cho, Seunghyun Bang, Hakjun Lee, Hosang Kwon
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Publication number: 20130065457Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of the respective battery cells or between the electrode terminals of the battery cells and the sidewall of the battery pack.Type: ApplicationFiled: September 12, 2012Publication date: March 14, 2013Inventors: Gi-Hwan KWON, Yongho Cho, Seunghyun Bang, Hakjun Lee, Hosang Kwon
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Patent number: 8287313Abstract: Disclosed herein is a connection member for secondary batteries to achieve the electrical connection in a battery pack including two or more cylindrical secondary batteries in a physical contact manner, the connection member including an outer circumferential contact part contacting an electrode terminal of a lower battery cell along the outer circumferential region of the electrode terminal of the lower battery cell, such that the outer circumferential contact part can be electrically connected to the electrode terminal of the lower battery cell in a surface contact manner, for minimizing the change of resistance at the contact region against an external force and restraining a possibility that the electrode terminal of the lower battery cell is depressed, and a central contact part contacting an electrode terminal of an upper battery cell or the central region of a sidewall of the battery pack for providing an elastic contact force to the entire connection member mounted between the electrode terminals of tType: GrantFiled: July 16, 2008Date of Patent: October 16, 2012Assignee: LG Chem, Ltd.Inventors: Gi-Hwan Kwon, Yongho Cho, Seunghyun Bang, Hakjun Lee, Hosang Kwon