Patents by Inventor Seok-Joon Yoon

Seok-Joon Yoon 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: 20250253489
    Abstract: A cylindrical rechargeable battery is provided that includes: an electrode assembly having an internal space at an innermost side thereof; a cylindrical can accommodating the electrode assembly; and a deformation preventing member that is made of an elastically deformable material. The deformation preventing member is provided with ends spaced apart from each other and such that the deformation preventing member overlaps itself. The deformation preventing member is positioned in the internal space of the electrode assembly and elastically supports the electrode assembly.
    Type: Application
    Filed: December 3, 2024
    Publication date: August 7, 2025
    Inventors: HYEOKSOO HONG, SEONGSEOP KIM, SEOK JOON YOON
  • Publication number: 20250174808
    Abstract: A battery module is provided wherein pressure deviation inside a battery cell of the battery module is controlled. The battery module includes a housing, a plurality of battery cells disposed inside the housing, and a pressure regulator configured to control an internal pressure of each of the plurality of battery cells.
    Type: Application
    Filed: August 7, 2024
    Publication date: May 29, 2025
    Inventors: Hyeok Soo HONG, Dong Woo KIM, Seok Joon YOON
  • Patent number: 11038226
    Abstract: A secondary battery module includes a plurality of battery cells aligned in one direction, a plurality of insulation sheets between the plurality of battery cells, the insulations sheets including aerogel for blocking heat transfer between the plurality of battery cells, and a housing fixing the battery cells and the insulation sheets. The secondary battery module may prevent or retard generation of heat or ignition from a cell within the module from propagating to adjoining cells.
    Type: Grant
    Filed: June 12, 2018
    Date of Patent: June 15, 2021
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Joon Hyung Lee, Man Seok Han, Myung Kook Park, Seok Joon Yoon
  • Patent number: 10312496
    Abstract: A rechargeable battery including an electrode assembly including a first electrode and a second electrode; a case accommodating the electrode assembly; a cap assembly coupled with the case, the cap assembly including a terminal; a first current collecting member, the first current collecting member including a fuse portion connecting the terminal with the first electrode, and an electrode bonding portion fixed to the electrode assembly, the fuse portion having a lower melting point than other portions of the first current collecting member; and a current distribution member fixed to the first current collecting member, the current distribution member electrically connecting the first current collecting member with the case.
    Type: Grant
    Filed: December 9, 2014
    Date of Patent: June 4, 2019
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Sang-June Bae, Seok-Joon Yoon
  • Publication number: 20190020079
    Abstract: A secondary battery module includes a plurality of battery cells aligned in one direction, a plurality of insulation sheets between the plurality of battery cells, the insulations sheets including aerogel for blocking heat transfer between the plurality of battery cells, and a housing fixing the battery cells and the insulation sheets. The secondary battery module may prevent or retard generation of heat or ignition from a cell within the module from propagating to adjoining cells.
    Type: Application
    Filed: June 12, 2018
    Publication date: January 17, 2019
    Inventors: Joon Hyung LEE, Man Seok HAN, Myung Kook PARK, Seok Joon YOON
  • Patent number: 9627662
    Abstract: A secondary battery includes an electrode assembly, a case that accommodates the electrode assembly, a cap plate that seals the case, an electrode terminal assembled to penetrate through the cap plate, and a short-circuit inducing member that is fixed to a top surface of the cap plate, the short-circuit inducing member being displaceable according to a deformation of the cap plate to induce a short-circuit by contact with the electrode terminal.
    Type: Grant
    Filed: November 6, 2014
    Date of Patent: April 18, 2017
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Jae-Soon Jang, Seok-Joon Yoon
  • Patent number: 9385361
    Abstract: A rechargeable battery is disclosed. In one aspect, the battery includes an electrode assembly having an uncoated region, a case accommodating the electrode assembly therein and an insulation plate disposed on the uncoated region of the electrode assembly. The battery also includes a gasket formed on the insulation plate, wherein the gasket comprises a support supported by and contacting an upper surface of the insulation plate, wherein the support comprises an inner side surface and an outer side surface, and wherein at least one of the inner and outer side surfaces forms an obtuse angle with respect to the upper surface of the insulation plate. The battery further includes a cap assembly contacting the gasket and connected to the uncoated region of the electrode assembly through a lead tab.
    Type: Grant
    Filed: September 17, 2013
    Date of Patent: July 5, 2016
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ik-Kyu Kim, Seok-Joon Yoon
  • Patent number: 9257715
    Abstract: The present invention provides a cylindrical secondary electrode including a first electrode plate, a second electrode plate, a separator interposed between the first electrode plate and the second electrode plate, and a case having a space for receiving the electrode assembly, wherein the cylindrical secondary electrode may include a core element having a space at the center thereof and having a tubular shape with a circular cross section, which is inserted into a space at the center of an electrode assembly and has at least one slit including a bent portion.
    Type: Grant
    Filed: February 21, 2013
    Date of Patent: February 9, 2016
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Seok-Joon Yoon, Kwang-Sik Jeon, Dae-Kyu Kim, Sang-Hun Jeong
  • Publication number: 20150303439
    Abstract: A rechargeable battery including an electrode assembly including a first electrode and a second electrode; a case accommodating the electrode assembly; a cap assembly coupled with the case, the cap assembly including a terminal; a first current collecting member, the first current collecting member including a fuse portion connecting the terminal with the first electrode, and an electrode bonding portion fixed to the electrode assembly, the fuse portion having a lower melting point than other portions of the first current collecting member; and a current distribution member fixed to the first current collecting member, the current distribution member electrically connecting the first current collecting member with the case.
    Type: Application
    Filed: December 9, 2014
    Publication date: October 22, 2015
    Inventors: Sang-June BAE, Seok-Joon YOON
  • Publication number: 20150236331
    Abstract: A secondary battery includes an electrode assembly, a case that accommodates the electrode assembly, a cap plate that seals the case, an electrode terminal assembled to penetrate through the cap plate, and a short-circuit inducing member that is fixed to a top surface of the cap plate, the short-circuit inducing member being displaceable according to a deformation of the cap plate to induce a short-circuit by contact with the electrode terminal.
    Type: Application
    Filed: November 6, 2014
    Publication date: August 20, 2015
    Inventors: Jae-Soon JANG, Seok-Joon YOON
  • Patent number: 8999564
    Abstract: Disclosed is a secondary battery. The secondary battery includes an electrode assembly including a first plate, a second plate, and a separator disposed between the first and second plates, a battery case accommodating the electrode assembly and an electrolyte, a cap assembly sealing an opening formed on one side of the battery case, and a gasket disposed between the cap assembly and the battery case. The battery case includes a crimping part formed on an upper portion of the battery case, and the crimping part is disposed on the gasket. A ratio of a second thickness of the gasket to a first thickness of the gasket is greater than 1.8 and is less than 4.8. The first thickness is a length between an internal surface of the battery case and an outermost edge of the cap assembly, and the second thickness is a length between the internal surface of the battery case and an outermost tip of the crimping part.
    Type: Grant
    Filed: April 8, 2011
    Date of Patent: April 7, 2015
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ik-Kyu Kim, Seok-Joon Yoon
  • Publication number: 20150059833
    Abstract: A photoelectric panel assembly includes a photoelectric panel, a support rail coupled to a rear surface of the photoelectric panel, the support rail including a base portion parallel to and spaced apart from the photoelectric panel, flange portions parallel to and adhered to the photoelectric panel, slope portions between the base portion and respective ones of the flange portions, and rounded portions between the base portion and the slope portions and between the slope portions and the flange portions.
    Type: Application
    Filed: May 22, 2014
    Publication date: March 5, 2015
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Jung-Yup YANG, Seok-Joon YOON, Dong-Hun NO, Yeon-Il KANG, Min-Gu KIM, Kwang-Sik JEON
  • Patent number: 8920964
    Abstract: A rechargeable battery includes an electrode assembly; a can housing the electrode assembly and having an open end, a bottom surface substantially opposite to the open end, a first planar surface and a second planar surface, wherein the first planar surface and the second planar surface each have a first fracture portion that facilitates buckling of the can under compression, wherein a first axis is defined extending from the bottom surface to the open end, and wherein the first fracture portion extends along a second axis in a direction substantially perpendicular to the first axis; and a cap plate sealing the open end of the can.
    Type: Grant
    Filed: October 15, 2010
    Date of Patent: December 30, 2014
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Seok-Joon Yoon, Soo-Youn Maeng, Kwang-Sik Jeon
  • Publication number: 20140186692
    Abstract: A rechargeable battery is disclosed. In one aspect, the battery includes an electrode assembly having an uncoated region, a case accommodating the electrode assembly therein and an insulation plate disposed on the uncoated region of the electrode assembly. The battery also includes a gasket formed on the insulation plate, wherein the gasket comprises a support supported by and contacting an upper surface of the insulation plate, wherein the support comprises an inner side surface and an outer side surface, and wherein at least one of the inner and outer side surfaces forms an obtuse angle with respect to the upper surface of the insulation plate. The battery further includes a cap assembly contacting the gasket and connected to the uncoated region of the electrode assembly through a lead tab.
    Type: Application
    Filed: September 17, 2013
    Publication date: July 3, 2014
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Ik-Kyu Kim, Seok-Joon Yoon
  • Publication number: 20120094169
    Abstract: Disclosed is a secondary battery. The secondary battery includes an electrode assembly including a first plate, a second plate, and a separator disposed between the first and second plates, a battery case accommodating the electrode assembly and an electrolyte, a cap assembly sealing an opening formed on one side of the battery case, and a gasket disposed between the cap assembly and the battery case. The battery case includes a crimping part formed on an upper portion of the battery case, and the crimping part is disposed on the gasket. A ratio of a second thickness of the gasket to a first thickness of the gasket is greater than 1.8 and is less than 4.8. The first thickness is a length between an internal surface of the battery case and an outermost edge of the cap assembly, and the second thickness is a length between the internal surface of the battery case and an outermost tip of the crimping part.
    Type: Application
    Filed: April 8, 2011
    Publication date: April 19, 2012
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Ik-Kyu Kim, Seok-Joon Yoon
  • Publication number: 20110269013
    Abstract: A rechargeable battery includes an electrode assembly; a can housing the electrode assembly and having an open end, a bottom surface substantially opposite to the open end, a first planar surface and a second planar surface, wherein the first planar surface and the second planar surface each have a first fracture portion that facilitates buckling of the can under compression, wherein a first axis is defined extending from the bottom surface to the open end, and wherein the first fracture portion extends along a second axis in a direction substantially perpendicular to the first axis; and a cap plate sealing the open end of the can.
    Type: Application
    Filed: October 15, 2010
    Publication date: November 3, 2011
    Inventors: Seok-Joon Yoon, Soo-Youn Maeng, Kwang-Sik Jeon
  • Patent number: 7942716
    Abstract: A frit sealing system and a method of manufacturing an organic light emitting display device by using the frit sealing system, and more particularly, a frit sealing system and a method of manufacturing an organic light emitting display device by using the frit sealing system, which includes a pressure member so as to physically pressurize a first substrate and a second substrate, thereby increasing adhesion of a frit when the first substrate and the second substrate are adhered to each other by using the frit.
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: May 17, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Jung-Min Lee, Seok-Joon Yoon, Choong-Ho Lee, Hee-Seong Jeong, Tae-Wook Kang, Won-Kyu Choe
  • Patent number: 7846578
    Abstract: A rechargeable battery including an electrode assembly, a case, a cap assembly, and a core. The electrode assembly includes an anode, a cathode, and a separator interposed between the anode and the cathode. The case has a space for housing the electrode assembly. The cap assembly is connected to the case and electrically connected to the electrode assembly. The core is disposed inside the electrode assembly, and has a distance between the exterior and the center thereof at one end in a length direction that is greater than a distance between the exterior and the center thereof at the center in the length direction.
    Type: Grant
    Filed: February 3, 2009
    Date of Patent: December 7, 2010
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Dae-Won Han, Yong-Sam Kim, Sang-Won Byun, Byung-Kyu Ahn, Sung-Bae Kim, Ki-Ho Kim, Zin Park, Masanori Kogure, Seok-Joon Yoon
  • Patent number: 7807009
    Abstract: An hermetic sealing apparatus is discussed. The apparatus may include one or more of the following a glass mask disposed on an upper surface of a first substrate, a support member disposed on an upper surface of the glass mask, a laser irradiation member positioned spaced on the upper surface of the glass mask, a plurality of lower support members disposed in a contour region of a lower surface of the second substrate, and pressing members disposed on a lower surface of the lower support members.
    Type: Grant
    Filed: August 18, 2008
    Date of Patent: October 5, 2010
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Jung-Min Lee, Choong-Ho Lee, Seok-Joon Yoon, Won-Kyu Choe, Tae-Wook Kang
  • Publication number: 20090280403
    Abstract: A rechargeable battery including an electrode assembly, a case, a cap assembly, and a core. The electrode assembly includes an anode, a cathode, and a separator interposed between the anode and the cathode. The case has a space for housing the electrode assembly. The cap assembly is connected to the case and electrically connected to the electrode assembly. The core is disposed inside the electrode assembly, and has a distance between the exterior and the center thereof at one end in a length direction that is greater than a distance between the exterior and the center thereof at the center in the length direction.
    Type: Application
    Filed: February 3, 2009
    Publication date: November 12, 2009
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Dae-Won Han, Yong-Sam Kim, Sang-Won Byun, Byung-Kyu Ahn, Sung-Bae kim, Ki-Ho Kim, Zin Park, Masanori Kogure, Seok-Joon Yoon