Patents by Inventor Shin-Gun Kang

Shin-Gun Kang 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: 12347822
    Abstract: Disclosed is a secondary battery comprising: an electrode assembly in which a first electrode plate, a second electrode plate, and a separator are rolled up; and a support plate which is coupled to one end surface of the electrode assembly where the rolled first electrode plate, second electrode plate, and separator are exposed, so as to support the electrode assembly. A secondary battery according to an embodiment of the present invention comprises a support plate coupled to the lower end of an electrode assembly, whereby, when the secondary battery falls, movements of the electrode assembly can be prevented, and deformation of the electrode assembly due to an external impact can be suppressed.
    Type: Grant
    Filed: June 1, 2023
    Date of Patent: July 1, 2025
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Shin Gun Kang
  • Patent number: 12322773
    Abstract: The present invention relates to a secondary battery which includes a sheathing made of a material having an increased thermal conductivity and can thus have an improved safety. As an example, disclosed is a secondary battery comprising: an electrode assembly; and a sheath material which receives the electrode assembly and comprises a metal layer and a non-metal layer formed on the surface of the metal layer, wherein the thickness of the metal layer occupies 50% to 70% of the total thickness of the sheath material.
    Type: Grant
    Filed: September 20, 2018
    Date of Patent: June 3, 2025
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Won Chull Han, Jeong Chull Ahn, Shin Gun Kang, Sang Hyun Kim, Sung Soo Park, Soo Youn Park, Chang Wook Kim, Young Jin Park, Yu Jin Han
  • Publication number: 20230327176
    Abstract: Disclosed is a secondary battery comprising: an electrode assembly in which a first electrode plate, a second electrode plate, and a separator are rolled up; and a support plate which is coupled to one end surface of the electrode assembly where the rolled first electrode plate, second electrode plate, and separator are exposed, so as to support the electrode assembly. A secondary battery according to an embodiment of the present invention comprises a support plate coupled to the lower end of an electrode assembly, whereby, when the secondary battery falls, movements of the electrode assembly can be prevented, and deformation of the electrode assembly due to an external impact can be suppressed.
    Type: Application
    Filed: June 1, 2023
    Publication date: October 12, 2023
    Inventor: Shin Gun KANG
  • Publication number: 20230282941
    Abstract: Disclosed is a secondary battery including a case, an electrode assembly that is wound and accommodated in the case, and a support plate including a plate-shaped base plate disposed at one end of the electrode assembly and supporting the one end of the electrode assembly, and at least one rib vertically protruding from the base plate to be inserted into a wound inner portion of the electrode assembly or to be in contact with an outer surface of the electrode assembly.
    Type: Application
    Filed: May 15, 2023
    Publication date: September 7, 2023
    Inventor: Shin Gun KANG
  • Patent number: 11688877
    Abstract: Disclosed is a secondary battery comprising: an electrode assembly in which a first electrode plate, a second electrode plate, and a separator are rolled up; and a support plate which is coupled to one end surface of the electrode assembly where the rolled first electrode plate, second electrode plate, and separator are exposed, so as to support the electrode assembly. A secondary battery according to an embodiment of the present invention comprises a support plate coupled to the lower end of an electrode assembly, whereby, when the secondary battery falls, movements of the electrode assembly can be prevented, and deformation of the electrode assembly due to an external impact can be suppressed.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: June 27, 2023
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Shin Gun Kang
  • Publication number: 20200259222
    Abstract: The present invention relates to a secondary battery which includes a sheathing made of a material having an increased thermal conductivity and can thus have an improved safety. As an example, disclosed is a secondary battery comprising: an electrode assembly; and a sheath material which receives the electrode assembly and comprises a metal layer and a non-metal layer formed on the surface of the metal layer, wherein the thickness of the metal layer occupies 50% to 70% of the total thickness of the sheath material.
    Type: Application
    Filed: September 20, 2018
    Publication date: August 13, 2020
    Inventors: Won Chull HAN, Jeong Chull AHN, Shin Gun KANG, Sang Hyun KIM, Sung Soo PARK, Soo Youn PARK, Chang Wook KIM, Young Jin PARK, Yu Jin HAN
  • Publication number: 20200203755
    Abstract: Disclosed is a secondary battery comprising: an electrode assembly in which a first electrode plate, a second electrode plate, and a separator are rolled up; and a support plate which is coupled to one end surface of the electrode assembly where the rolled first electrode plate, second electrode plate, and separator are exposed, so as to support the electrode assembly. A secondary battery according to an embodiment of the present invention comprises a support plate coupled to the lower end of an electrode assembly, whereby, when the secondary battery falls, movements of the electrode assembly can be prevented, and deformation of the electrode assembly due to an external impact can be suppressed.
    Type: Application
    Filed: December 4, 2017
    Publication date: June 25, 2020
    Inventor: Shin Gun KANG
  • Patent number: 9318732
    Abstract: A lithium rechargeable battery in which an anti-rotation groove is integrally formed with a lower recess of a safety vent at a lower surface of a cap plate, and an insulating plate and a terminal plate rest in the anti-rotation groove so that the terminal plate is prevented from rotating when a cap assembly is assembled is provided. In addition, instead of the anti-rotation groove, a resting recess is formed on a lower surface of the cap plate, and the insulating plate and the terminal plate rest in the resting recess, so that the terminal plate is prevented from rotating when the cap assembly is assembled.
    Type: Grant
    Filed: June 11, 2012
    Date of Patent: April 19, 2016
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Sung Jae Cho, Sang sok Jung, Shin Gun Kang
  • Patent number: 8304107
    Abstract: A cylindrical lithium rechargeable battery includes a core member made of a material that is softer than steel use stainless and has specific gravity lower than that of steel use stainless. The core member may prevent deformation and breakage of a cap assembly.
    Type: Grant
    Filed: March 14, 2006
    Date of Patent: November 6, 2012
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Shin Gun Kang
  • Publication number: 20120244424
    Abstract: A lithium rechargeable battery in which an anti-rotation groove is integrally formed with a lower recess of a safety vent at a lower surface of a cap plate, and an insulating plate and a terminal plate rest in the anti-rotation groove so that the terminal plate is prevented from rotating when a cap assembly is assembled is provided. In addition, instead of the anti-rotation groove, a resting recess is formed on a lower surface of the cap plate, and the insulating plate and the terminal plate rest in the resting recess, so that the terminal plate is prevented from rotating when the cap assembly is assembled.
    Type: Application
    Filed: June 11, 2012
    Publication date: September 27, 2012
    Applicant: SAMSUNG SDI CO., LTD.
    Inventors: Sung Jae CHO, Sang Sok JUNG, Shin Gun KANG
  • Patent number: 8216705
    Abstract: A lithium rechargeable battery in which an anti-rotation groove is integrally formed with a lower recess of a safety vent at a lower surface of a cap plate, and an insulating plate and a terminal plate rest in the anti-rotation groove so that the terminal plate is prevented from rotating when a cap assembly is assembled is provided. In addition, instead of the anti-rotation groove, a resting recess is formed on a lower surface of the cap plate, and the insulating plate and the terminal plate rest in the resting recess, so that the terminal plate is prevented from rotating when the cap assembly is assembled.
    Type: Grant
    Filed: September 23, 2005
    Date of Patent: July 10, 2012
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Sung Jae Cho, Sang Sok Jung, Shin Gun Kang
  • Patent number: 7993777
    Abstract: A lithium secondary battery includes a fixing unit in a terminal plate to fix the terminal plate to an electrode terminal to prevent the terminal plate from rotating when an electrode tap is welded to a cap assembly or when the cap assembly is assembled with an upper portion of a can. The lithium secondary battery includes an electrode assembly having a first electrode plate, a second electrode plate and a separator, a can for receiving the electrode assembly and an electrolyte, and a cap assembly having a cap plate, an insulating plate, a terminal plate and an electrode terminal and being assembled with an upper opening of the can in order to seal the can. The terminal plate includes a fixing unit to fix the terminal plate to the electrode terminal such that the terminal plate is prevented from rotating.
    Type: Grant
    Filed: November 28, 2005
    Date of Patent: August 9, 2011
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Shin-Gun Kang
  • Publication number: 20060141355
    Abstract: A lithium secondary battery includes a fixing unit in a terminal plate to fix the terminal plate to an electrode terminal to prevent the terminal plate from rotating when an electrode tap is welded to a cap assembly or when the cap assembly is assembled with an upper portion of a can. The lithium secondary battery includes an electrode assembly having a first electrode plate, a second electrode plate and a separator, a can for receiving the electrode assembly and an electrolyte, and a cap assembly having a cap plate, an insulating plate, a terminal plate and an electrode terminal and being assembled with an upper opening of the can in order to seal the can. The terminal plate includes a fixing unit to fix the terminal plate to the electrode terminal such that the terminal plate is prevented from rotating.
    Type: Application
    Filed: November 28, 2005
    Publication date: June 29, 2006
    Inventor: Shin-Gun Kang