Patents by Inventor Bumhyun Lee
Bumhyun 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).
-
Patent number: 8691409Abstract: A battery module includes a battery cell stack having a plurality of battery cells or unit modules connected in series and/or in parallel to each other in a state in which the battery cells or the unit modules are stacked in the lateral direction. The battery cell stack is provided at the front thereof with bus bars to connect electrode terminals of the battery cells to external input and output terminals. Voltage sensing members are provided at ends thereof with connection terminals electrically connected to electrode terminal connection parts of the battery cells to sense voltages of the battery cells or the unit modules. An upper case is provided with mounting parts, in which the voltage sensing members are mounted. A lower case is coupled to the upper. The lower case is provided at the front thereof with external input and output terminals.Type: GrantFiled: August 9, 2012Date of Patent: April 8, 2014Assignee: LG Chem, Ltd.Inventors: Yong Shik Shin, Jong Moon Yoon, JaeHun Yang, Jin Kyu Lee, BumHyun Lee
-
Patent number: 8691421Abstract: Disclosed herein is a battery module having a plurality of plate-shaped battery cells which are sequentially stacked, wherein the battery module is configured in a structure in which two or more battery cell units are connected in series to each other in a state in which the battery cell units are stacked, each of the battery cell units is configured in a structure in which two or more battery cells are connected in parallel to each other in a state in which the battery cells are in tight contact with each other, the battery cells being mounted in housings, and external input and output terminals, i.e., a module cathode terminal and a module anode terminal, of the battery module are located at the same side or opposite sides of the battery module depending upon the number of the battery cell units constituting the battery module.Type: GrantFiled: July 23, 2010Date of Patent: April 8, 2014Assignee: LG Chem, Ltd.Inventors: Jin Kyu Lee, Yongshik Shin, BumHyun Lee, Dal Mo Kang
-
Patent number: 8679669Abstract: Disclosed herein is a battery module including a plurality of battery cells mounted in a module case in a stacked state, wherein cooling members are mounted at interfaces between the battery cells, the module case is configured in a structure in which two opposite sides of the module case are open so that corresponding portions of the battery cell stack are exposed outward through the two open opposite sides of the module case, the cooling members are partially exposed outward through the two open opposite sides of the module case, and a coolant flows along the two open opposite sides of the module case while contacting the outwardly exposed portions of the cooling members.Type: GrantFiled: April 9, 2013Date of Patent: March 25, 2014Assignee: LG Chem, Ltd.Inventors: Jinkyu Lee, Hee Soo Yoon, BumHyun Lee, Dal Mo Kang, Minjung Kim
-
Publication number: 20140057151Abstract: Disclosed is a battery pack including battery cells or unit modules (unit cells), wherein the battery pack is configured to have a structure in which the unit cells are uprightly arranged in a width direction (a horizontal direction) of the battery pack in a state in which a spacing distance for coolant flow is provided between the respective unit cells to constitute a battery module, a plurality of battery modules is arranged to constitute a battery module group, battery modules groups are vertically arranged from a coolant introduction direction of a coolant inlet port in a height direction (a vertical direction) of the battery pack to have a two or more layer structure or laterally arranged from the coolant introduction direction of the coolant inlet port in a length direction (a horizontal direction) of the battery pack to have a two or more row structure.Type: ApplicationFiled: October 31, 2013Publication date: February 27, 2014Applicant: LG CHEM, LTD.Inventors: Chae Ho CHUNG, JiYoung CHOI, BumHyun LEE, WonChan PARK, YongSeok CHOI
-
Publication number: 20140004397Abstract: Disclosed is a battery pack including a battery module array including battery modules arranged in two or more rows, a pair of side support members (a front support member and a rear support member) configured to respectively support a front and a rear of the battery module array, lower end support members configured to support a lower end of the battery module array, two or more first upper mounting members coupled to upper ends of the side support members and to lower ends of the inverted battery modules, a second upper mounting member configured to vertically intersect the first upper mounting members, the second upper mounting member being coupled to upper ends of the first upper mounting members, and a rear mounting member located at a rear of the battery module array.Type: ApplicationFiled: August 30, 2013Publication date: January 2, 2014Applicant: LG CHEM, LTD.Inventors: BumHyun LEE, Jin Kyu LEE, DalMo KANG, Jong Moon YOON
-
Publication number: 20130341111Abstract: Disclosed is a battery pack including a battery module array having battery modules arranged in two or more rows in a state in which the battery modules are erected in an upside-down fashion, each of the battery modules being formed by stacking battery cells or unit modules, each having two or more battery cells mounted therein, in a lateral direction with respect to electrode terminals of the battery cells, a front support member and a rear support member that are a pair of side support members to support the front and rear of the battery module array, respectively, lower end support members coupled to lower ends of the side support members, and mounting members coupled to an upper end of the battery module array and fastened to an external device such that an upper part of the battery pack is mounted to the external device.Type: ApplicationFiled: August 28, 2013Publication date: December 26, 2013Applicant: LG CHEM, LTD.Inventors: BumHyun LEE, Yong Shik SHIN, Jin Kyu LEE, Jong Moon YOON, YeonSeok CHOO
-
Publication number: 20130333962Abstract: Disclosed is a battery pack including (a) a battery module array having battery modules arranged in two or more rows, (b) a pair of side support members that are in close contact with outermost unit modules in the battery modules in the battery module array, (c) lower end support members coupled to lower ends of the side support members, (d) two or more first upper mounting members coupled to upper ends of the side support members and lower ends of the battery modules erected in an upside-down fashion, (e) a second upper mounting member coupled to upper ends of the first upper mounting members, and (f) a rear mounting member disposed at the rear of the battery module array.Type: ApplicationFiled: August 26, 2013Publication date: December 19, 2013Applicant: LG CHEM, LTD.Inventors: Bumhyun LEE, Yong Shik SHIN, Jin Kyu LEE, Jong Moon YOON, Yeonseok CHOO
-
Publication number: 20130330584Abstract: Disclosed is a voltage sensing assembly for sensing voltage of battery cells, each having electrode terminals formed at an upper or lower end thereof, in a state in which the voltage sensing assembly is mounted to a battery module, the voltage sensing assembly including (a) a block case formed of an electrically insulating material, the block case being mounted, horizontally within a space between electrode terminal connection parts of the battery cells, to the front or rear of the battery module, (b) wires connected respectively to voltage sensing terminals, each of the voltage sensing terminals being integrally formed at an upper or lower end of a corresponding one of bus bars electrically connected to the electrode terminal connection parts of the battery cells, and (c) a connector that transmits detected voltages of the wires to a controller.Type: ApplicationFiled: August 19, 2013Publication date: December 12, 2013Applicant: LG CHEM, LTD.Inventors: BumHyun LEE, Jong Moon YOON, JaeHun YANG
-
Patent number: 8563155Abstract: Disclosed herein is a battery module constructed in a structure in which a plurality of plate-shaped battery cells are sequentially stacked in a module case, wherein each of the plate-shaped battery cells includes an electrode assembly of a cathode/separator/anode structure mounted in a battery case formed of a laminate sheet including a resin layer and a metal layer, a plurality of heat dissipation members are disposed at two or more interfaces between the battery cells, and a heat exchange member integrally interconnecting the heat dissipation members is mounted to one side of a stack of the battery cells, whereby heat generated from the battery cells during the charge and discharge of the battery cells is removed by the heat exchange member.Type: GrantFiled: September 4, 2009Date of Patent: October 22, 2013Assignee: LG Chem, Ltd.Inventors: Jin Kyu Lee, Hee Soo Yoon, Bumhyun Lee, Dal Mo Kang, Jongmoon Yoon
-
Publication number: 20130236751Abstract: Disclosed herein is a battery pack including (a) a battery module assembly arranged in a lateral direction, (b) a pair of a front support member and a rear support member to cover the front and rear of outermost battery modules of the battery module assembly, (c) at least one upper end connection member to connect the front support member and the rear support member to each other at the upper end of the battery module assembly, and (d) at least one lower end connection member to connect the front support member and the rear support member to each other at the lower end of the battery module assembly, wherein the cartridge is provided at the lower end thereof with a fastening hole, via which the at least one lower end connection member is mounted.Type: ApplicationFiled: April 25, 2013Publication date: September 12, 2013Applicant: LG CHEM, LTD.Inventors: JunYeob SEONG, BumHyun LEE, Jong Moon YOON
-
Patent number: 8486557Abstract: Disclosed herein is a battery module including a plurality of sequentially stacked plate-shaped battery cells, wherein the battery module is configured to have a structure in which two or more cell units are stacked in a state in which the battery cells are electrically connected to each other, each of the cell units is configured to have a structure in which two or more battery cells are connected in parallel to each other in a state in which the battery cells are in tight contact with each other, and parallel connection between electrode terminals of the battery cells of the cell units is achieved by one to one welding at a single weld point.Type: GrantFiled: March 2, 2012Date of Patent: July 16, 2013Assignee: LG Chem, Ltd.Inventors: Jin Kyu Lee, Yong Shik Shin, HeeSoo Yoon, BumHyun Lee
-
Patent number: 8455122Abstract: Disclosed is a voltage sensing assembly for a battery module to sense voltage of battery cells having electrode terminals formed at the upper or lower end thereof in a state in which the voltage sensing assembly is mounted in the battery module, the voltage sensing assembly including (a) an upper and a lower block case to be coupled to each other in an assembled fashion, the upper block case and the lower block case being made of an electrically insulative material, the upper block case and the lower block case being mounted to a region (front or rear) of the battery module corresponding to electrode terminal connection parts of the battery cells, (b) upper-row and lower-row conductive sensors to be connected to the electrode terminal connection parts of the battery cells, respectively, and (c) a connector to transmit voltages sensed by the conductive sensors to a battery management system (BMS).Type: GrantFiled: June 14, 2012Date of Patent: June 4, 2013Assignee: LG Chem, Ltd.Inventors: Yong Shik Shin, Jong Moon Yoon, JaeHun Yang, Jin Kyu Lee, BumHyun Lee, DalMo Kang
-
Patent number: 8435666Abstract: Disclosed herein is a battery module including a plurality of battery cells mounted in a module case in a stacked state, wherein cooling members are mounted at interfaces between the battery cells, the module case is configured in a structure in which two opposite sides of the module case are open so that corresponding portions of the battery cell stack are exposed outward through the two open opposite sides of the module case, the cooling members are partially exposed outward through the two open opposite sides of the module case, and a coolant flows along the two open opposite sides of the module case while contacting the outwardly exposed portions of the cooling members.Type: GrantFiled: December 13, 2011Date of Patent: May 7, 2013Assignee: LG Chem, Ltd.Inventors: Jinkyu Lee, Hee Soo Yoon, BumHyun Lee, Dal Mo Kang, Minjung Kim
-
Publication number: 20130078487Abstract: A battery module includes a battery cell stack having a plurality of battery cells or unit modules connected in series and/or in parallel to each other in a state in which the battery cells or the unit modules are stacked in the lateral direction. The battery cell stack is provided at the front thereof with bus bars to connect electrode terminals of the battery cells to external input and output terminals. Voltage sensing members are provided at ends thereof with connection terminals electrically connected to electrode terminal connection parts of the battery cells to sense voltages of the battery cells or the unit modules. An upper case is provided with mounting parts, in which the voltage sensing members are mounted. A lower case is coupled to the upper. The lower case is provided at the front thereof with external input and output terminals.Type: ApplicationFiled: August 9, 2012Publication date: March 28, 2013Applicant: LG CHEM, LTD.Inventors: Yong Shik SHIN, Jong Moon YOON, JaeHun YANG, Jin Kyu LEE, BumHyun LEE
-
Publication number: 20130071719Abstract: Disclosed herein is a battery pack case in which a battery module having a plurality of stacked battery cells or unit modules (‘unit cells’) is mounted, wherein the battery pack case is provided at the upper part and the lower part thereof with a coolant inlet port and a coolant outlet port, respectively, which are directed in opposite directions such that a coolant to cool the unit cells can flow from one side to the other side of the battery module in a direction perpendicular to a cell stacking direction, the battery pack case is further provided with a flow space (‘coolant introduction part’) extending from the coolant inlet port to the battery module and another flow space (‘coolant discharge part’) extending from the battery module to the coolant outlet port, and the flow channel width of the coolant introduction part and/or the flow channel width of the coolant discharge part is greater than that of each of the unit cells, thereby achieving uniform distribution of the coolant.Type: ApplicationFiled: April 7, 2011Publication date: March 21, 2013Applicant: LG CHEM, LTD.Inventors: Chae Ho Chung, Ye Hoon Im, Jin Kyu Lee, BumHyun Lee
-
Publication number: 20120315522Abstract: Disclosed is a voltage sensing assembly for a battery module to sense voltage of battery cells having electrode terminals formed at the upper or lower end thereof in a state in which the voltage sensing assembly is mounted in the battery module, the voltage sensing assembly including (a) an upper and a lower block case to be coupled to each other in an assembled fashion, the upper block case and the lower block case being made of an electrically insulative material, the upper block case and the lower block case being mounted to a region (front or rear) of the battery module corresponding to electrode terminal connection parts of the battery cells, (b) upper-row and lower-row conductive sensors to be connected to the electrode terminal connection parts of the battery cells, respectively, and (c) a connector to transmit voltages sensed by the conductive sensors to a battery management system (BMS).Type: ApplicationFiled: June 14, 2012Publication date: December 13, 2012Applicant: LG CHEM, LTD.Inventors: Yong Shik SHIN, Jong Moon YOON, JaeHun YANG, Jin Kyu LEE, BumHyun LEE, DalMo KANG
-
Patent number: 8329324Abstract: Disclosed herein is a voltage sensing member for sensing voltages of battery cells constituting a battery module, the voltage sensing member including (a) a pair of supporting parts, i.e.Type: GrantFiled: August 6, 2010Date of Patent: December 11, 2012Assignee: LG Chem, Ltd.Inventors: BumHyun Lee, Jin Kyu Lee, Hee Soo Yoon, Dal Mo Kang, Jongmoon Yoon, Jae Hun Yang, Inchul Shin, Yongshik Shin
-
Patent number: 8323819Abstract: Disclosed herein is a battery module configured to have a structure in which a plurality of plate type battery cells is mounted in a module case so that the battery cells are arranged adjacent to one another. The battery module includes a plurality of insulative members disposed between the respective battery cells so that each of the insulative members corresponds to the peripheral shape of a corresponding one of the battery cells and a plurality of cooling members disposed at the interfaces between the respective battery cells. Each of the cooling members includes a heat dissipating fin disposed in contact with the outer surface of a corresponding one of the battery cells and a coolant conduit provided at the lower end of the heat dissipating fin.Type: GrantFiled: November 1, 2011Date of Patent: December 4, 2012Assignee: LG Chem, Ltd.Inventors: BumHyun Lee, Jin Kyu Lee, Dal Mo Kang, Jongmoon Yoon, Hee Soo Yoon
-
Patent number: 8304104Abstract: Disclosed is a battery module including a plurality of plate-shaped battery cells mounted in a module case in a stacked state, wherein each of the plate-shaped battery cells is configured in a structure in which an electrode assembly is mounted in a battery case formed of a laminate sheet, the battery module is configured in a structure in which a plurality of heat dissipation members disposed at two or more interfaces between the battery cells and a heat exchange member to integrally interconnect the heat dissipation members are mounted at one side of a battery cell stack, and heat generated from the battery cells during charge and discharge of the battery cells is removed by the heat exchange member via the heat dissipation members.Type: GrantFiled: October 17, 2011Date of Patent: November 6, 2012Assignee: LG Chem, Ltd.Inventors: Jinkyu Lee, Hee Soo Yoon, BumHyun Lee, Dal Mo Kang, Minjung Kim
-
Publication number: 20120237808Abstract: Disclosed herein is a middle- or large-sized battery module including a plurality of battery cells or unit modules, the middle- or large-sized battery module being configured to have a connection structure in which measured voltage and/or temperature signals of the battery cells or the unit modules are transmitted and received by a wire type connection member, wherein at least one end of the connection member is connected to a connection counterpart in a male and female engagement type mechanical coupling manner, the connection member has a downwardly bent region (a downwardly bent portion) formed at a region adjacent to a connection part such that the downwardly bent portion is bent downward to a height lower than the connection part for preventing moisture condensed on the connection member from being introduced to the connection part due to gravity.Type: ApplicationFiled: May 25, 2012Publication date: September 20, 2012Inventors: Jae Hun Yang, Jongmoon Yoon, Yongshik Shin, BumHyun Lee