Patents Assigned to SEOJIN INDUSTRIAL CO., LTD.
  • Publication number: 20240075798
    Abstract: Disclosed is a vehicle battery case including: a case body in which a vehicle battery is contained; and a side portion extending in a longitudinal direction of a vehicle and coupled to a side of the case body, thereby protecting a side of the vehicle battery. The side portion includes: a lower panel extending outwards from the case body and having multiple first protrusions formed to protrude upwards; an upper panel disposed above the lower panel and extending outwards from the case body so as to form a closed section together with the lower panel; and a reinforcement panel disposed between the upper panel and the lower panel so as to extend outwards from the case body, thereby reinforcing rigidity of the side portion together with the lower panel and the upper panel.
    Type: Application
    Filed: March 2, 2023
    Publication date: March 7, 2024
    Applicants: Hyundai Motor Company, Kia Corporation, HYUNDAI STEEL COMPANY, SEOJIN INDUSTRIAL Co., Ltd.
    Inventors: Sung Ho YOON, Uk HEO, Han Young HWANG, Sang Pil PARK
  • Patent number: 10603991
    Abstract: An apparatus for manufacturing a bracket-integrated double-layer door impact beam is provided. The apparatus includes a lower mold having a lower cavity formed with a base material molded to have a “U”-shaped cross section and a predetermined length. The base material is seated on the lower cavity. A lower electrode terminal is disposed in the lower mold to contact the base material. An upper mold has an upper cavity therein and is coupled with the lower mold to pressurize both end portions of the “U”-shaped cross section of the base material inward to form the base material with an “O”-shaped cross section. An upper electrode terminal is disposed in the upper mold to contact the base material.
    Type: Grant
    Filed: November 13, 2017
    Date of Patent: March 31, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Seojin Industrial Co., Ltd.
    Inventors: Youn-Il Jung, Ho-Jung Jeong
  • Patent number: 10160398
    Abstract: Disclosed is a two-wheeled transport fixing apparatus for pickup trucks, which is configured to fix a wheel of a two-wheeled transport loaded into a cargo box of a pickup truck, th fixing apparatus being removable from the cargo box.
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: December 25, 2018
    Assignees: Hyundai Motor Company, Seojin Industrial Co., ltd.
    Inventors: Sang Heon Lee, Chang Dong Kim, Geon Hee Cheon
  • Publication number: 20180099620
    Abstract: The exemplary embodiments were chosen and described in order to explain certain principles of the invention and their practical application, to thereby enable others skilled in the art to make and utilize various exemplary embodiments of the present invention, as well as various alternatives and modifications thereof. It is intended that the scope of the invention be defined by the Claims appended hereto and their equivalents.
    Type: Application
    Filed: November 30, 2016
    Publication date: April 12, 2018
    Applicants: Hyundai Motor Company, Seojin Industrial Co., ltd.
    Inventors: Sang Heon LEE, Chang Dong KIM, Geon Hee CHEON
  • Patent number: 9120292
    Abstract: Disclosed herein is a method of manufacturing an inner panel of a vehicle tailgate, which is formed in a bending plate shape and to which reinforcing members are coupled to improve rigidity, including: temporarily coupling a plurality of sub-blanks to a main blank by spot welding; forming the main blank into an inner panel and the plurality of sub-blanks into a plurality of reinforcing members, using a forming mold; and permanently coupling the plurality of reinforcing members to the inner panel.
    Type: Grant
    Filed: December 18, 2012
    Date of Patent: September 1, 2015
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Seojin Industrial Co., Ltd.
    Inventors: Youn-Il Jung, Heung-Jun Oh, Sang-Il Lee, Young-Hyun Kim
  • Publication number: 20130302634
    Abstract: Disclosed herein is a method of manufacturing an inner panel of a vehicle tailgate, which is formed in a bending plate shape and to which reinforcing members are coupled to improve rigidity, including: temporarily coupling a plurality of sub-blanks to a main blank by spot welding; forming the main blank into an inner panel and the plurality of sub-blanks into a plurality of reinforcing members, using a forming mold; and permanently coupling the plurality of reinforcing members to the inner panel.
    Type: Application
    Filed: December 18, 2012
    Publication date: November 14, 2013
    Applicants: HYUNDAI MOTOR COMPANY, SEOJIN INDUSTRIAL CO., LTD., KIA MOTORS CORPORATION
    Inventors: Youn-Il Jung, Heung-Jun Oh, Sang-Il Lee, Young-Hyun Kim
  • Publication number: 20130291615
    Abstract: Disclosed herein is a manufacturing apparatus of a center pillar stiffener having a closed section, including: a fixing shape plate; a concave cavity formed on a bottom surface of the fixing shape plate on which a blank is seated; a movable shape plate configured to slide on the fixing shape plate; a convex shaped core formed on the movable shape plate and configured to press and bend the blank toward the cavity; a mandrel inserted into the cavity to fix the bent blank; and a plurality of shape plates configured to slide over the blank and bend both ends of the blank protruding from the fixing shape plate to form a closed section.
    Type: Application
    Filed: December 18, 2012
    Publication date: November 7, 2013
    Applicants: SEOJIN INDUSTRIAL CO., LTD., HYUNDAI MOTOR COMPANY
    Inventors: Youn-Il Jung, Jong-Hyun Lee