Patents by Inventor Sang-Won Byun

Sang-Won Byun 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).

  • Publication number: 20200303713
    Abstract: A secondary battery includes: an electrode assembly including a first electrode plate and a second electrode plate, and electrode uncoated portions protruding at opposite sides of the electrode assembly, a case accommodating the electrode assembly; a current collector including an electrode connecting portion located at a region corresponding to an electrode uncoated portion of the electrode uncoated portions and including a coupling groove located in a surface of the electrode connecting portion, and a terminal connecting portion bent from the electrode connecting portion and extending over the electrode assembly; and a sub-tab including a first region coupled to the coupling groove, and a second region bent from the first region and connected to the electrode uncoated portion.
    Type: Application
    Filed: February 20, 2020
    Publication date: September 24, 2020
    Inventors: Hyun Soo LEE, Ho Jun SHIN, Jun Min CHOI, Sang Won KIM, Sang Won BYUN
  • Publication number: 20200227715
    Abstract: Various embodiments of the present invention pertain to a secondary battery, and a technical problem thereof to be solved is providing a secondary battery that is capable of equalizing internal/external pressure. To this end, disclosed in the present invention is a secondary battery comprising: an electrode assembly; a case that accommodates the electrode assembly; a cap plate that seals the case, and that has a safety vent that is ruptured when internal pressure of the case rises; a terminal portion that is electrically connected to the electrode assembly, and that extends outwardly from the cap plate; and a pressure equalization structure that is formed on the cap plate so as to equalize the internal pressure and external pressure of the case.
    Type: Application
    Filed: April 18, 2018
    Publication date: July 16, 2020
    Inventors: Min Seok KOO, Sang Won BYUN, Hyun Soo LEE, Hyun Young LIM, Jun Min CHOI
  • Patent number: 10665828
    Abstract: An exemplary embodiment of the present disclosure provides a rechargeable battery including: an electrode assembly that includes a first electrode, a second electrode, and a separator interposed between the first electrode and the second electrode; a case that accommodates the electrode assembly, in one lateral surface of which a hole is formed, and that includes an opening formed in another lateral surface facing the one lateral surface; a sealing portion that is connected to the hole and seals the hole so that a lateral surface of the case is flattened; a cap plate combined with the opening; and a second terminal that is connected to the second electrode and is protruded outside the case while passing through the cap plate, wherein the hole may have a shape recessed toward the electrode assembly with respect to a surface of the case.
    Type: Grant
    Filed: May 2, 2016
    Date of Patent: May 26, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Yoon-Tai Kwak, Sang-Won Byun, Kwan-Hyung Lee
  • Patent number: 10651455
    Abstract: A rechargeable battery includes: a case accommodating an electrode assembly; a cap plate closing and sealing an opening of the case; an electrode terminal including a rivet terminal being coupled to the electrode assembly and extending through a terminal opening in the cap plate, and a plate terminal being at an outer surface of the cap plate and coupled to the rivet terminal; and an insulating member electrically insulating the electrode terminal from the cap plate, the insulating member including a first insulator and a second insulator. The first insulator being between the cap plate and the plate terminal at an outer periphery of the rivet terminal, and the second insulator being coupled to the first insulator at an outer periphery of the first insulator and between the cap plate and the plate terminal.
    Type: Grant
    Filed: October 23, 2015
    Date of Patent: May 12, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Myung-Jae Jang, Chi-Young Lee, Sang-Won Byun
  • Patent number: 10651454
    Abstract: A rechargeable battery includes an electrode assembly including first and second electrodes, a case in which the electrode assembly is accommodated, a cap plate combined to an opening of the case, the cap plate including a first terminal hole and a second terminal hole, a first electrode terminal passing through the first terminal hole of the cap plate and a second electrode terminal passing through the second terminal hole of the cap plate, and a lead tab connecting the electrode assembly to the second electrode terminal. The second electrode terminal includes a press-fit portion protruding therefrom, the press-fit portion being press-fitted to the second terminal hole of the cap plate.
    Type: Grant
    Filed: October 14, 2015
    Date of Patent: May 12, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Myung-Jae Jang, Chi-Young Lee, Sang-Won Byun
  • Patent number: 10651457
    Abstract: A battery module includes a first rechargeable battery and a second rechargeable battery electrically coupled in series to each other, the first rechargeable battery and the second rechargeable battery each including a first electrode and a second electrode, and the first rechargeable battery and second rechargeable battery each including a short circuit member that deforms when an internal pressure of the respective one of the first rechargeable battery and second rechargeable battery exceeds a predetermined pressure, and a fuse member including a first pad electrically coupled to the second electrode of the second rechargeable battery, a second pad overlapping the short-circuit member of the second rechargeable battery, and a plurality of fuses formed between the first pad and the second pad, wherein widths of the fuses are smaller than widths of the first and second pads.
    Type: Grant
    Filed: April 27, 2016
    Date of Patent: May 12, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Sang-Won Byun, Jeong-Won Oh, Sang-Kyoon Park
  • Patent number: 10625695
    Abstract: The present invention provides buckling inducing-type vehicle crash boxes. The buckling inducing-type vehicle crash boxes are arranged at both ends of a back beam and comprise: a box body part; and a reinforcing part, which is formed in a lattice shape, is formed to integrally protrude from the outer surface of the box body part, induce buckling along the longitudinal direction of the box body part by an external impact, and absorb energy generated by to the impact.
    Type: Grant
    Filed: April 6, 2016
    Date of Patent: April 21, 2020
    Assignee: LG Hausys, Ltd.
    Inventors: Hyun-Jin Choi, Dong-Won Kim, Yong-Han Kang, Hee-June Kim, Kang-Hyun Song, Sang-Gyu Cho, Kye-Woong Byun
  • Patent number: 10608237
    Abstract: A secondary battery having improved safety includes an electrode assembly, a case configured to accommodate the electrode assembly, and a cap assembly coupled to the case. The cap assembly includes a cap plate configured to cover the case and defining a short-circuit opening therein, a short-circuit plate exterior to the cap plate and positioned such that at least a portion of the short-circuit plate is positioned in the short-circuit opening, a first deformable plate inside the cap plate, and a cover exterior to the short-circuit plate extending over the short-circuit plate. A space defined between the cover and the first deformable plate has a negative pressure.
    Type: Grant
    Filed: March 17, 2015
    Date of Patent: March 31, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Hong-Hyeon Lee, Sang-Won Byun, Won-Jun Lee
  • Patent number: 10601021
    Abstract: A battery module is disclosed. In one aspect, the battery module includes: a plurality of rechargeable batteries electrically connected to each other, wherein each of the rechargeable batteries comprises a first short-circuit generator configured to be short-circuited based on an increase in battery internal pressure. The battery module also includes a positive electrode and a negative electrode respectively connected to first and second ones of the rechargeable batteries and a first drawn-out tab and a second drawn-out tab respectively connected to the positive and negative electrodes. The battery module further includes a switch configured to electrically connect the negative electrode and the second drawn-out tab and a second short-circuit generator electrically connected to the switch, wherein the second short-circuit generator overlaps, in the height dimension of each of the rechargeable batteries, the first short-circuit generator of the second rechargeable battery.
    Type: Grant
    Filed: June 1, 2016
    Date of Patent: March 24, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Sang-Won Byun, Jeong-Won Oh, Jong-Woo Nam
  • Patent number: 10587010
    Abstract: A rechargeable battery including: an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode; a case accommodating the electrode assembly; a cap plate sealing an opening of the case; a first sub-terminal including a first portion and a second portion integrally formed with the first portion, the first portion being arranged at one end of the cap plate and the second portion being arranged at an outer surface of the case; and a second sub-terminal including a third portion and a fourth portion integrally formed with the third portion, the third portion being arranged at another end of the cap plate and the fourth portion being arranged at another outer surface of the case.
    Type: Grant
    Filed: May 17, 2016
    Date of Patent: March 10, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Chi-Young Lee, Myung-Jae Jang, Sang-Won Byun
  • Patent number: 10553836
    Abstract: A rechargeable battery includes an electrode assembly including a first electrode and a second electrode; a case receiving the electrode assembly; a cap plate coupled to the case and defining a terminal hole; a first electrode terminal at the cap plate; a second electrode terminal at the cap plate; a first current collecting tab electrically connecting the electrode assembly to the first electrode terminal; and a second current collecting tab electrically connecting the electrode assembly to the second electrode terminal, wherein at least one of the first electrode terminal or the second electrode terminal protrudes outside the cap plate as a rivet terminal.
    Type: Grant
    Filed: May 23, 2016
    Date of Patent: February 4, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Chi-Young Lee, Myung-Jae Jang, Sang-Won Byun
  • Patent number: 10517980
    Abstract: An air cleaner is provided to include a photocatalytic UV LED (57) installed on an UV LED substrate (55), and a photocatalytic filter installed on a surface facing the photocatalytic UV LED while being spaced apart from the UV LED substrate. The photocatalytic filter has a structure in which a photocatalytic material is coated on a base in which a plurality of cells (83) defining an air flow path in a direction toward the photocatalytic UV LED are arranged in parallel adjacent to each other.
    Type: Grant
    Filed: November 5, 2015
    Date of Patent: December 31, 2019
    Assignee: SEOUL VIOSYS CO., LTD.
    Inventors: Jong Rack Kim, Jae Seon Yi, Ik Hwan Ko, Sang Hwan Byun, Sang Cheol Shin, Ji Won Kim, Seong Min Lee, Jae Hak Jeong
  • Publication number: 20190393735
    Abstract: A method for controlling a wireless power transmitter for charging a wireless power receiver may comprise the operations of: transmitting power for charging; receiving a first PRU dynamic signal indicating completion of charging, from the wireless power receiver, applying a beacon for detecting the wireless power receiver on the basis of a load change to a resonance circuit of the wireless power transmitter; receiving, from the wireless power receiver, a first advertisement signal including information indicating that charging is not requested; and ignoring the advertisement signal and maintaining application of the beacon.
    Type: Application
    Filed: July 11, 2017
    Publication date: December 26, 2019
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Kyung-Woo LEE, Hee-Won JUNG, Sang-Wook KWON, Kang-Ho BYUN
  • Patent number: 10490839
    Abstract: A rechargeable battery includes: an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode; a case configured to accommodate the electrode assembly and having an opening; a cap plate configured to be combined to the opening; a first current collecting member and a second current collecting member configured to be electrically connected to the first electrode and the second electrode, respectively; and a first terminal and a second terminal configured to be electrically connected to the first electrode and the second electrode, respectively, and the first current collecting member may include a first current collecting plate electrically connected to the first electrode, and a first connecting protrusion which protrudes from the first current collecting plate and has a first terminal hole into which the first terminal is inserted.
    Type: Grant
    Filed: June 13, 2017
    Date of Patent: November 26, 2019
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Min-Seok Koo, Sang-Won Byun, Hyun-Soo Lee, Hyun-Young Lim
  • Publication number: 20190296272
    Abstract: A secondary battery, which can improve reliability by allowing a membrane to be maintained in a short-circuited state until a preset current level is reached, includes an electrode assembly including a first electrode plate and a second electrode plate, a case accommodating the electrode assembly, a cap plate coupled to an opening of the case and electrically connected to the first electrode plate, an electrode terminal including a terminal plate passing through the cap plate and electrically connected to the second electrode plate, and an asymmetrically shaped inversion plate coupled to the cap plate and configured to perform an inversion operation when an internal pressure of the case exceeds a reference pressure.
    Type: Application
    Filed: March 12, 2019
    Publication date: September 26, 2019
    Inventors: Hyun Soo LEE, Sang Won BYUN
  • Publication number: 20190272289
    Abstract: Disclosed herein is a video search device comprising: at least one processor configured to implement an updating unit generating event object information based on feature information on an object detected in a video; and a storage configured to store comparison object information containing feature information on a reference object, wherein the processor is further configured to implement: an object information generating/deleting unit configured to create information on an object having a predetermined degree of similarity between the event object information and the comparison object information as final object information, and storing the final object information in the storage; and a data searching unit searching the final object information for data that satisfies a search criterion entered by a user.
    Type: Application
    Filed: May 21, 2019
    Publication date: September 5, 2019
    Applicant: HANWHA TECHWIN CO., LTD.
    Inventors: Jae Won CHOI, Jeong Hun LEE, Kye Won KIM, Ji Man KIM, Sang Wook LEE, Jong Hyeok LEE, Jae Woon BYUN, Ho Jung LEE, Jin Hyuk CHOI, Sweung Won CHEUNG, Yeon Woo KIM, Jin YOON
  • Patent number: 10361421
    Abstract: A rechargeable battery includes: an electrode assembly having a first electrode and a second electrode; an electrode terminal electrically coupled to the electrode assembly; a case that receives the electrode assembly; a cap plate at an opening of the case that closes and seals the case, the cap plate having a vent hole to discharge an internal pressure of the case and having a vent plate that closes and seals the vent hole; and a short circuit member having one end electrically coupled to the electrode assembly and another end that extends along a direction toward the vent hole at the inside of the case. At least a portion of the short circuit member is modified to be drawn outside of the vent hole when the internal pressure is discharged.
    Type: Grant
    Filed: August 27, 2015
    Date of Patent: July 23, 2019
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Chi-Young Lee, Myung-Jae Jang, Sang-Won Byun
  • Publication number: 20190221825
    Abstract: A secondary battery includes: an electrode assembly including a main tab; a current collecting member adjacent the main tab; and a sub-tab electrically connecting the main tab to the current collecting member. The main tab is in and welded to the sub-tab, and the sub-tab and the main tab are bent in the same direction on the current collecting member.
    Type: Application
    Filed: November 2, 2018
    Publication date: July 18, 2019
    Inventors: Hyun Soo LEE, Jeong Won OH, Sang Won BYUN
  • Publication number: 20190214625
    Abstract: The present invention comprises: an electrode assembly in which a separator is interposed in between a first electrode and a second electrode; a case for accommodating the electrode assembly; a cap plate for sealing an opening at the upper end of the case, wherein a first terminal electrically connected to the first electrode of the electrode assembly is integrally formed with the cap plate; at least one stepped portion protruding upward from the cap plate; and a plate terminal arranged on the exterior of the cap plate, wherein the plate terminal is provided with, on a bottom part thereof, a recessed groove having a size and a depth corresponding to the size and the height of the stepped portion. A secondary battery, according to one embodiment of the present invention, is provided with the protruding stepped portion on the cap plate so that the terminal can be fixed so as to prevent shifting to the left or to the right.
    Type: Application
    Filed: June 19, 2017
    Publication date: July 11, 2019
    Inventors: Hyun Soo LEE, Sang Won BYUN
  • Patent number: 10343315
    Abstract: The present invention relates to an injection molding method using a fiber-reinforced composite material as an insert, and an injection molded product, and provides an injection molding method comprising: a step of preparing a fiber-reinforced composite material having a high-strength fiber, which is an insert material, impregnated in a resin; an insert formation step of manufacturing an insert by molding the fiber-reinforced composite material into a preliminary shape; and an injection molding step of manufacturing an injection product by arranging the insert in an injection mold and injecting a resin.
    Type: Grant
    Filed: February 16, 2016
    Date of Patent: July 9, 2019
    Assignee: LG HAUSYS, LTD.
    Inventors: Sang-Gyu Cho, Yong-Kil Kil, Dong-Won Kim, Yong-Han Kang, Hee-June Kim, Hyun-Jin Choi, Kye-Woong Byun