Patents by Inventor Jang-Gun Ahn
Jang-Gun Ahn 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: 20190312322Abstract: A battery pack includes a battery pack housing having an integrally formed cooling water passage. The battery pack housing includes: a bottom plate having through-holes passing through the inside thereof along a direction parallel to the bottom plate surface; a first sidewall coupled to one edge of the bottom plate to contact one end of the through-holes, and having a first hollow passing through the inside of the bottom plate along the longitudinal direction thereof and a first communication hole connecting the first hollow with the through-holes of the bottom plate; a second sidewall coupled to an opposite edge of the bottom plate to contact the other end of the through-holes and having a second hollow passing through the inside along the longitudinal direction thereof and a second communication hole connecting the through-holes with the second hollow; and occluding members for occluding ends of the first and second hollows.Type: ApplicationFiled: October 24, 2017Publication date: October 10, 2019Inventors: Jang Gun AHN, Kye Youn LEE
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Patent number: 10312560Abstract: A battery pack includes at least one battery module and a housing. The at least one battery module includes a plurality of battery cells arranged along one direction and barriers respectively positioned between adjacent ones of the plurality of battery cells, the plurality of battery cells being electrically coupled to each other. The housing accommodates the battery module therein and has inlets at opposite edges of a first end of the housing at one end of the battery module, and an outlet at a lower portion of a second end of the housing at an opposite end of the battery module. Each barrier includes a base portion facing an adjacent one of the battery cells, an upper spacer at at least one top corner of the base portion, and a lower spacer at at least one bottom corner of the base portion. Sides and a bottom of the battery module are spaced from the housing.Type: GrantFiled: February 6, 2015Date of Patent: June 4, 2019Assignee: Samsung SDI Co., Ltd.Inventor: Jang-Gun Ahn
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Patent number: 10290852Abstract: A battery pack includes a housing having an opened top and the housing accommodates at least one battery module and a fuse therein, a housing cover that covers the opened top of the housing and the housing cover includes an opening therein that corresponds to a region of the housing that accommodates the fuse, and an opening cover mountable to the opening of the housing cover and a state of the opening cover is changeable between an opened state and a closed state. The opening cover includes an interlock switch on an inner surface of the opening cover and a grip portion on an outer surface of the opening cover, and the grip portion is arranged along a vertical direction with respect to the interlock switch.Type: GrantFiled: January 17, 2013Date of Patent: May 14, 2019Assignees: SAMSUNG SDI CO., LTD., ROBERT BOSCH GmbHInventors: Myung-Chul Kim, Hee-Joon Jin, Jang-Gun Ahn, Young-Bin Lim
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Patent number: 9825266Abstract: A battery pack includes at least one battery module, a housing accommodating the at least one battery module therein, a controller to control the at least one battery module, a partition positioned between the controller and the at least one battery module, and a connector at least partially passing through the partition, the connector electrically connecting the at least one battery module with the controller.Type: GrantFiled: February 10, 2015Date of Patent: November 21, 2017Assignee: SAMSUNG SDI CO., LTD.Inventor: Jang-Gun Ahn
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Patent number: 9553287Abstract: A battery pack including a plurality of bare cells electrically connected to one another; and a housing including a bottom portion accommodating the bare cells therein, a middle portion mounted on the bottom portion, and a top portion on the middle portion, the top portion including a first fastening portion, and the middle portion including a second fastening portion facing the first fastening portion, and at least a portion of the first fastening portion or the second fastening portion is spaced apart from the other of the first fastening portion or the second fastening portion.Type: GrantFiled: August 21, 2014Date of Patent: January 24, 2017Assignee: Samsung SDI Co., Ltd.Inventors: Myung-Chul Kim, Jang-Gun Ahn, Hee-Joon Jin, Young-Bin Lim
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Patent number: 9499068Abstract: A battery pack includes a first battery module group including one or more battery modules, a second battery module group including one or more battery modules, the second battery module group being aligned with the first battery module group, a guide member between the first and second battery module groups, two or more support members that support bottom surfaces of the battery modules of the first and second battery module groups, the two or more support members being spaced apart from each other, and a housing that accommodates the first and second battery module groups therein. The guide member is provided to a battery module of the first battery module group adjacent to the second battery module group so as to change a flow path of a heat exchange medium passing through the first battery module group.Type: GrantFiled: February 19, 2014Date of Patent: November 22, 2016Assignee: Samsung SDI Co., Ltd.Inventors: Seung-Woo Yang, In-Hwan Cha, Jang-Gun Ahn
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Patent number: 9419261Abstract: A battery pack includes a plurality of battery modules; a housing accommodating the plurality of battery modules therein, and having an opened top; a controller on the plurality of battery modules inside the housing; and an isolation portion located between the plurality of battery modules and the controller.Type: GrantFiled: February 24, 2014Date of Patent: August 16, 2016Assignee: Samsung SDI Co., Ltd.Inventors: Myung-Chul Kim, Hee-Joon Jin, Jang-Gun Ahn, Young-Bin Lim
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Patent number: 9324986Abstract: A battery module including: a plurality of battery cells aligned in a direction, the battery cells each including a terminal portion on a surface thereof; and a bus bar configured to connect between the terminal portions of battery cells of the plurality of battery cells, the bus bar including through-regions through which the terminal portions of the battery cells respectively pass, and a connection region connecting the through-regions, and a through-region of the through-regions has two or more through-holes corresponding to each other and through which one of the terminal portions passes, and the terminal portions are forcibly inserted into the bus bar.Type: GrantFiled: February 25, 2014Date of Patent: April 26, 2016Assignee: Samsung SDI Co., Ltd.Inventor: Jang-Gun Ahn
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Patent number: 9240580Abstract: A battery module including a plurality of battery cells; a housing fixing a position of the plurality of battery cells; and a barrier between adjacent ones of the plurality of battery cells, the barrier including a base facing a wide surface of the battery cells, and at least one flange on a periphery of the base, wherein the at least one flange includes at least one flange battery spacer on an inner side thereof and at least one housing spacer on an outer side thereof.Type: GrantFiled: March 15, 2013Date of Patent: January 19, 2016Assignees: SAMSUNG SDI CO., LTD., ROBERT BOSCH GmbHInventors: Myung-Chul Kim, Hee-Joon Jin, Young-Bin Lim, Jang-Gun Ahn
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Publication number: 20150249245Abstract: A battery module including a first battery; and a second battery that is electrically connected to the first battery, wherein each of the first battery and the second battery include a first terminal, the first terminal being formed of a first material, a second terminal, the second terminal being formed of a second material that is different from the first material, and the second terminal having an opposite polarity from that of the first terminal, a first connecting member welded to the first terminal, the first connecting member being formed of the first material; and a second connecting member welded to the second terminal, the second connecting member being formed of the second material, and the first connecting member of the first battery is electrically connected with the second connecting member of the second battery.Type: ApplicationFiled: February 26, 2015Publication date: September 3, 2015Inventor: Jang-Gun AHN
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Publication number: 20150243946Abstract: A battery pack includes at least one battery module, a housing accommodating the at least one battery module therein, a controller to control the at least one battery module, a partition positioned between the controller and the at least one battery module, and a connector at least partially passing through the partition, the connector electrically connecting the at least one battery module with the controller.Type: ApplicationFiled: February 10, 2015Publication date: August 27, 2015Inventor: Jang-Gun AHN
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Publication number: 20150229010Abstract: A battery pack includes at least one battery module and a housing. The at least one battery module includes a plurality of battery cells arranged along one direction and barriers respectively positioned between adjacent ones of the plurality of battery cells, the plurality of battery cells being electrically coupled to each other. The housing accommodates the battery module therein and has inlets at opposite edges of a first end of the housing at one end of the battery module, and an outlet at a lower portion of a second end of the housing at an opposite end of the battery module. Each barrier includes a base portion facing an adjacent one of the battery cells, an upper spacer at at least one top corner of the base portion, and a lower spacer at at least one bottom corner of the base portion. Sides and a bottom of the battery module are spaced from the housing.Type: ApplicationFiled: February 6, 2015Publication date: August 13, 2015Inventor: Jang-Gun Ahn
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Patent number: 9077026Abstract: A rechargeable battery pack that accurately fixes connection locations of a connection tab and a first pad and strengthens the impact resistance of a connection unit. A rechargeable battery pack according to an exemplary embodiment may include a first unit cell and a second unit cell formed by a rechargeable battery; a connection tab electrically connecting the first unit cell and the second unit cell to each other; and a protection circuit module (PCM) where an aperture in the protection circuit module is formed in a first pad connected to the connection tab, wherein the connection tab includes a first portion inserted into the aperture in the protection circuit module, and a second portion bent and connected to the first portion and overlapped with the first pad and including an aperture in the second portion of the connection tab.Type: GrantFiled: April 4, 2011Date of Patent: July 7, 2015Assignee: Samsung SDI Co., Ltd.Inventor: Jang-Gun Ahn
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Publication number: 20150171391Abstract: A battery module including a plurality of battery cells arranged in a direction; a pair of end barriers respectively arranged at opposite ends of the plurality of battery cells; an end plate coupled to an outer surface of an end barrier of the pair of end barriers and having a shape corresponding to the end barrier; and a guide member between the end barrier and the end plate to guide a flow of gas generated in the plurality of battery cells.Type: ApplicationFiled: December 2, 2014Publication date: June 18, 2015Inventor: Jang-Gun Ahn
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Publication number: 20150064539Abstract: A battery pack including a plurality of bare cells electrically connected to one another; and a housing including a bottom portion accommodating the bare cells therein, a middle portion mounted on the bottom portion, and a top portion on the middle portion, the top portion including a first fastening portion, and the middle portion including a second fastening portion facing the first fastening portion, and at least a portion of the first fastening portion or the second fastening portion is spaced apart from the other of the first fastening portion or the second fastening portion.Type: ApplicationFiled: August 21, 2014Publication date: March 5, 2015Inventors: Myung-Chul Kim, Jang-Gun Ahn, Hee-Joon Jin, Young-Bin Lim
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Publication number: 20140356691Abstract: A battery module including: a plurality of battery cells aligned in a direction, the battery cells each including a terminal portion on a surface thereof; and a bus bar configured to connect between the terminal portions of battery cells of the plurality of battery cells, the bus bar including through-regions through which the terminal portions of the battery cells respectively pass, and a connection region connecting the through-regions, and a through-region of the through-regions has two or more through-holes corresponding to each other and through which one of the terminal portions passes, and the terminal portions are forcibly inserted into the bus bar.Type: ApplicationFiled: February 25, 2014Publication date: December 4, 2014Applicant: SAMSUNG SDI CO., LTD.Inventor: Jang-Gun Ahn
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Publication number: 20140356662Abstract: A battery pack includes a first battery module group including one or more battery modules, a second battery module group including one or more battery modules, the second battery module group being aligned with the first battery module group, a guide member between the first and second battery module groups, two or more support members that support bottom surfaces of the battery modules of the first and second battery module groups, the two or more support members being spaced apart from each other, and a housing that accommodates the first and second battery module groups therein. The guide member is provided to a battery module of the first battery module group adjacent to the second battery module group so as to change a flow path of a heat exchange medium passing through the first battery module group.Type: ApplicationFiled: February 19, 2014Publication date: December 4, 2014Applicant: SAMSUNG SDI CO., LTD.Inventors: Seung-Woo YANG, In-Hwan CHA, Jang-Gun AHN
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Publication number: 20140356669Abstract: A battery pack includes a second case coupled to a first case. The first case has an opening and includes a battery module, and the second case covers the opening in the first case. The second case moves between open and closed states relative to the opening in the first case. A surface of the battery module includes a power circuit is aligned with the opening in the first case and is exposed when the second case is in the open state. High current terminals of the battery module may also be exposed when the second case is opened. Wires passing through holes in the first case may be removably coupled to the high current terminals.Type: ApplicationFiled: February 25, 2014Publication date: December 4, 2014Applicants: ROBERT BOSCH GMBH, SAMSUNG SDI CO., LTD.Inventor: Jang-Gun AHN
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Patent number: 8883337Abstract: A support foot for a battery pack, a battery pack including the support foot and a method for manufacturing the battery pack are provided. The support foot is constructed with a first support part, and a second support part including a protrusion. The protrusion is inserted into the battery pack and is thermally welded to be attached to the battery pack, so that the support foot can be securely attached to the battery pack.Type: GrantFiled: March 14, 2008Date of Patent: November 11, 2014Assignee: Samsung SDI Co., Ltd.Inventors: Il-Joong Kim, Jang-Gun Ahn
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Publication number: 20140315069Abstract: A battery pack includes a plurality of battery modules; a housing accommodating the plurality of battery modules therein, and having an opened top; a controller on the plurality of battery modules inside the housing; and an isolation portion located between the plurality of battery modules and the controller.Type: ApplicationFiled: February 24, 2014Publication date: October 23, 2014Applicant: Samsung SDI Co., Ltd.Inventors: Myung-Chul Kim, Hee-Joon Jin, Jang-Gun Ahn, Young-Bin Lim