Patents by Inventor Won Seok Jeong
Won Seok Jeong 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: 11961981Abstract: Provided are a pouch case and a secondary battery using the same. The pouch case includes a first receiving part and a second receiving part which are concavely formed; a sealing part formed along an outer portion of the pouch case so as to surround the first receiving part and the second receiving part; and a partitioning part formed between the first receiving part and the second receiving part and protruding from a bottom surface of each receiving part to partition the first receiving part and the second receiving part. As one side surface of the secondary battery in which an electrode assembly is received and packaged in the pouch case is formed in a plane form, a flat side surface is in close contact with a cooling plate, thereby maximizing cooling efficiency of the secondary battery.Type: GrantFiled: December 13, 2021Date of Patent: April 16, 2024Assignee: SK ON CO., LTD.Inventors: Tae Il Kim, Sung Yeop Kim, Won Seok Jeong
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Publication number: 20240106031Abstract: A battery module of the present disclosure includes a plurality of cell stacks spaced apart from each other in a horizontal direction, a plurality of side walls disposed between the plurality of cell stacks and spaced apart from each other in the horizontal direction, and a plate accommodated in a hollow between the plurality of side walls. Each of the plurality of side walls includes a side hole connected to the hollow.Type: ApplicationFiled: March 13, 2023Publication date: March 28, 2024Inventors: Won Seok JEONG, Hae Ryong JEON, Seung Dong LEE
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Publication number: 20240084969Abstract: The liquefied gas storage tank includes a primary barrier, a primary insulation wall, a secondary barrier, and a secondary insulation wall. In a state where unit elements are arranged adjacent to each other, each of the unit elements being formed by stacking the secondary insulation wall, the secondary barrier, and a fixed insulation wall which is a part of the primary insulation wall, the primary insulation wall may comprise: a connection insulation wall provided in the space between the adjacent fixed insulation walls; first slits formed between the fixed insulation walls and the connection insulation wall when the connection insulation wall is inserted and installed between the adjacent fixed insulation walls; a plurality of second slits formed in a lengthwise direction and a widthwise direction of the fixed insulation walls; and a first insulating filler material for filling the first slits.Type: ApplicationFiled: December 15, 2021Publication date: March 14, 2024Inventors: Seong Bo PARK, Won Seok HEO, Hye Min CHO, Ki Joong KIM, Cheon Jin PARK, Min Kyu PARK, Jung Kyu PARK, Byeong Jin JEONG, Dong Woo KIM, Sung Kyu HONG, Gwang Soo GO, Jee Yeon HEO
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Publication number: 20230261276Abstract: Provided is a pouch case including first and second accommodation portions formed to accommodate the electrode assembly, a sealing portion formed along an outer part of the pouch case to surround the first and second accommodation portions, and a connecting portion formed with the same depth as that of the first and second accommodation portion and configured to connect the first and second accommodation portions at a predetermined interval, wherein a protrusion protrudes in a direction toward the sealing portion at opposite ends of the connecting portion. Accordingly, in the pouch case, and a secondary battery and a secondary battery pack using the same, a perfect cooling structure is acquired by uniformly forming one side surface of the secondary battery, and thus, an effect of holding one side surface of the secondary battery to be close to a cooling plate to maximize cooling efficiency is achieved.Type: ApplicationFiled: April 17, 2023Publication date: August 17, 2023Inventors: Tae Il KIM, Won Seok JEONG, Sung Yeop KIM
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Publication number: 20230238601Abstract: A pouch-type secondary battery includes an electrode assembly, and a pouch member in which the electrode assembly is accommodated and a sealing portion is formed on an edge of the pouch member, where the sealing portion protruding on one side surface extends in a diagonal direction towards the other side surface adjacent to the at least one side surface.Type: ApplicationFiled: March 29, 2023Publication date: July 27, 2023Inventors: Gyu Jin CHUNG, Sun Mo AN, Tae Il KIM, Won Seok JEONG
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Patent number: 11692243Abstract: Disclosed is a high-strength free-cutting leadless copper alloy with excellent machinability and corrosion-resistance. The free-cutting leadless copper alloy contains 58 to 70 wt % of copper (Cu), 0.5 to 2.0 wt % of tin (Sn), 0.1 to 2.0 wt % of silicon (Si), a balance amount of zinc (Zn), and inevitable impurities but does not contain lead.Type: GrantFiled: June 4, 2019Date of Patent: July 4, 2023Assignee: Poongsan CorporationInventors: Bo Min Jeon, Won Seok Jeong, Won Shin Kwak
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Patent number: 11658358Abstract: Provided is a pouch case including first and second accommodation portions formed to accommodate the electrode assembly, a sealing portion formed along an outer part of the pouch case to surround the first and second accommodation portions, and a connecting portion formed with the same depth as that of the first and second accommodation portion and configured to connect the first and second accommodation portions at a predetermined interval, wherein a protrusion protrudes in a direction toward the sealing portion at opposite ends of the connecting portion. Accordingly, in the pouch case, and a secondary battery and a secondary battery pack using the same, a perfect cooling structure is acquired by uniformly forming one side surface of the secondary battery, and thus, an effect of holding one side surface of the secondary battery to be close to a cooling plate to maximize cooling efficiency is achieved.Type: GrantFiled: June 3, 2021Date of Patent: May 23, 2023Assignee: SK ON CO., LTD.Inventors: Tae Il Kim, Won Seok Jeong, Sung Yeop Kim
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Patent number: 11641038Abstract: A pouch-type secondary battery includes an electrode assembly, and a pouch member in which the electrode assembly is accommodated and a sealing portion is formed on an edge of the pouch member, where the sealing portion protruding on one side surface extends in a diagonal direction towards the other side surface adjacent to the at least one side surface.Type: GrantFiled: March 9, 2020Date of Patent: May 2, 2023Assignee: SK ON CO., LTD.Inventors: Gyu Jin Chung, Sun Mo An, Tae Il Kim, Won Seok Jeong
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Publication number: 20220102818Abstract: A battery cell includes a casing having an accommodation space formed therein and having one or both ends open; a cover plate covering one or both open ends of the casing; and an electrode assembly accommodated in the accommodation space, in which a plurality of electrode plates are stacked with a separator interposed therebetween. The electrode assembly includes electrode connection portions, respectively extending from the plurality of electrode plates; and a terminal bonded to the electrode connection portion and having a portion exposed outwardly through the cover plate.Type: ApplicationFiled: September 27, 2021Publication date: March 31, 2022Inventors: Seo Roh Rhee, Gyu Jin Chung, Won Seok Jeong, Ha Chul Jeong, Yang Kyu Choi
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Publication number: 20220102786Abstract: Provided are a pouch case and a secondary battery using the same. The pouch case includes a first receiving part and a second receiving part which are concavely formed; a sealing part formed along an outer portion of the pouch case so as to surround the first receiving part and the second receiving part; and a partitioning part formed between the first receiving part and the second receiving part and protruding from a bottom surface of each receiving part to partition the first receiving part and the second receiving part. As one side surface of the secondary battery in which an electrode assembly is received and packaged in the pouch case is formed in a plane form, a flat side surface is in close contact with a cooling plate, thereby maximizing cooling efficiency of the secondary battery.Type: ApplicationFiled: December 13, 2021Publication date: March 31, 2022Inventors: Tae Il KIM, Sung Yeop KIM, Won Seok JEONG
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Patent number: 11251479Abstract: Provided are a pouch case and a secondary battery using the same. The pouch case includes a first receiving part and a second receiving part which are concavely formed; a sealing part formed along an outer portion of the pouch case so as to surround the first receiving part and the second receiving part; and a partitioning part formed between the first receiving part and the second receiving part and protruding from a bottom surface of each receiving part to partition the first receiving part and the second receiving part. As one side surface of the secondary battery in which an electrode assembly is received and packaged in the pouch case is formed in a plane form, a flat side surface is in close contact with a cooling plate, thereby maximizing cooling efficiency of the secondary battery.Type: GrantFiled: June 11, 2019Date of Patent: February 15, 2022Assignee: SK INNOVATION CO., LTD.Inventors: Tae Il Kim, Sung Yeop Kim, Won Seok Jeong
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Publication number: 20220037722Abstract: A battery cell includes an electrode assembly; a pouch-type cell case including an accommodation portion in which the electrode assembly is accommodated and a sealing portion formed in at least a portion of a circumference of the accommodation portion, a reinforcing member disposed on the sealing portion so that the sealing portion is in close contact with the accommodation portion, and a fixing member fixing the reinforcing member to the cell case.Type: ApplicationFiled: July 27, 2021Publication date: February 3, 2022Inventors: Won Seok Jeong, Myung Hoon Kim
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Publication number: 20210363613Abstract: Disclosed is a high-strength free-cutting leadless copper alloy with excellent machinability and corrosion-resistance. The free-cutting leadless copper alloy contains 58 to 70 wt % of copper (Cu), 0.5 to 2.0 wt % of tin (Sn), 0.1 to 2.0 wt % of silicon (Si), a balance amount of zinc (Zn), and inevitable impurities but does not contain lead.Type: ApplicationFiled: June 4, 2019Publication date: November 25, 2021Applicant: Poongsan CorporationInventors: BO MIN JEON, WON SEOK JEONG, WON SHIN KWAK
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Publication number: 20210288360Abstract: Provided is a pouch case including first and second accommodation portions formed to accommodate the electrode assembly, a sealing portion formed along an outer part of the pouch case to surround the first and second accommodation portions, and a connecting portion formed with the same depth as that of the first and second accommodation portion and configured to connect the first and second accommodation portions at a predetermined interval, wherein a protrusion protrudes in a direction toward the sealing portion at opposite ends of the connecting portion. Accordingly, in the pouch case, and a secondary battery and a secondary battery pack using the same, a perfect cooling structure is acquired by uniformly forming one side surface of the secondary battery, and thus, an effect of holding one side surface of the secondary battery to be close to a cooling plate to maximize cooling efficiency is achieved.Type: ApplicationFiled: June 3, 2021Publication date: September 16, 2021Inventors: Tae Il KIM, Won Seok JEONG, Sung Yeop KIM
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Patent number: 11114700Abstract: Disclosed herein is a pouch-shaped secondary battery configured to have a structure in which a unit cell, including an electrode assembly constituted by a positive electrode and a negative electrode, stacked in the state in which a separator is interposed between the positive electrode and the negative electrode, electrode tabs, and electrode leads, or a cell assembly, including two or more stacked unit cells, is mounted in a pouch-shaped case, wherein the pouch-shaped secondary battery includes a unidirectional structure in which electrode terminals oriented in two directions are changed to electrode terminals oriented in one direction. In the case in which a battery pack is constituted using a bidirectional cell, a large space is required, whereby the energy density of the battery pack is reduced. The disclosed pouch-shaped secondary battery has the effect of solving the above problem.Type: GrantFiled: March 21, 2018Date of Patent: September 7, 2021Inventors: Jong Pil Park, Geun Chang Chung, Won Seok Jeong, Yo Han Ko
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Patent number: 11068021Abstract: A modem chip includes a processor configured to generate instructions, a timing controller configured to respectively generate control signals corresponding to the instructions at the execution times of the instructions, and a plurality of intellectual property blocks, each configured to operate in response to a corresponding control signal of the control signals. The timing controller includes a heap sorting circuit configured to sort the instructions according to execution orders of the instructions based on heap sorting using the execution times, a reference counter configured to generate a reference time, and a signal generator configured to generate a control signal corresponding to a current instruction when the reference time matches the execution time of the current instruction having a highest execution order among the instructions.Type: GrantFiled: December 24, 2018Date of Patent: July 20, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyung-Min Kim, Won-Seok Jeong, Il-Muk Choi, Jun-Ho Lee, Sung-Chul Han, Ki-Joon Hong, Seung-Joong Hwang
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Patent number: 11056734Abstract: Provided is a pouch case including first and second accommodation portions formed to accommodate the electrode assembly, a sealing portion formed along an outer part of the pouch case to surround the first and second accommodation portions, and a connecting portion formed with the same depth as that of the first and second accommodation portion and configured to connect the first and second accommodation portions at a predetermined interval, wherein a protrusion protrudes in a direction toward the sealing portion at opposite ends of the connecting portion. Accordingly, in the pouch case, and a secondary battery and a secondary battery pack using the same, a perfect cooling structure is acquired by uniformly forming one side surface of the secondary battery, and thus, an effect of holding one side surface of the secondary battery to be close to a cooling plate to maximize cooling efficiency is achieved.Type: GrantFiled: March 28, 2019Date of Patent: July 6, 2021Assignee: SK INNOVATION CO., LTD.Inventors: Tae Il Kim, Won Seok Jeong, Sung Yeop Kim
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Publication number: 20200295313Abstract: A pouch-type secondary battery includes an electrode assembly, and a pouch member in which the electrode assembly is accommodated and a sealing portion is formed on an edge of the pouch member, where the sealing portion protruding on one side surface extends in a diagonal direction towards the other side surface adjacent to the at least one side surface.Type: ApplicationFiled: March 9, 2020Publication date: September 17, 2020Inventors: Gyu Jin CHUNG, Sun Mo AN, Tae Il KIM, Won Seok JEONG
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Patent number: 10741822Abstract: Provided is a pouch-type secondary battery that includes an electrode assembly equipped with an electrode tab, an electrode lead connected to the electrode tab, a pouch housing accommodating and sealing the electrode assembly such that the electrode lead is partially exposed, and first and second sealants within the pouch housing. The electrode lead includes a joint portion joined to the electrode tab, a terminal portion exposed to an outside of the pouch housing and a fuse portion between the joint portion and the terminal portion. The fuse portion includes a separating groove and a breaking portion connected to the separating groove for separating the terminal portion from the joint portion. The first sealant and the second sealant have shapes that are different from each other such that, when the pressure inside the secondary battery is increased, a stress applied to the pouch housing causes the breaking portion to break.Type: GrantFiled: May 4, 2016Date of Patent: August 11, 2020Assignee: LG Chem, Ltd.Inventors: Seung-Su Cho, Jung-Jin Kim, Jin-Young Kim, Gi-Su Jeong, Won-Seok Jeong, Seung-Don Choi, Won-Pill Hwang
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Patent number: 10700321Abstract: The present disclosure provides an electrode lead that ensures safety of a secondary battery when gas is generated within the secondary battery. The electrode lead is included in a pouch-type secondary battery in which outer circumferential parts of a pouch casing are sealed and an electrode assembly is accommodated in a center part of the pouch casing.Type: GrantFiled: June 8, 2016Date of Patent: June 30, 2020Assignee: LG CHEM, LTD.Inventors: Seung-Su Cho, Dong-Hyun Kim, Jin-Young Kim, Gi-Su Jeong, Won-Seok Jeong, Seung-Don Choi, Won-Pill Hwang