Patents by Inventor Jae Han Chung

Jae Han Chung 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: 11118643
    Abstract: A brake disc, in which a hat part that is mounted on a hub and a disc part that provides friction surfaces with brake pads are made of different materials and are combined, includes: a plurality of bridges protruding and circumferentially arranged around an edge of the hat part for coupling to the disc part; a plurality of vanes defining a channel for air flow; and a plurality of coupling pillars, which are fixedly in contact with the bridges, respectively, arranged between a pair of disc plates. The coupling pillars are fixedly in contact with both sides of the bridges while exposing front ends of the bridges.
    Type: Grant
    Filed: November 6, 2019
    Date of Patent: September 14, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Seohan Industry Co Ltd, Hyundai Sungwoo Casting Co Ltd
    Inventors: Yoon Joo Rhee, Jae Young Lee, Yoon Cheol Kim, Byung Chan Lee, Jin Han, Min Gyun Chung, Jeong Ho Shin, Jae Seok Lee
  • Patent number: 11085584
    Abstract: A high-pressure composite container having a gastight nozzle structure includes a metal nozzle formed at a side of an inlet of a plastic liner layer that defines an inner layer of the high-pressure composite container; a nozzle insert which is inserted into and attached to the metal nozzle in a direction from an inner side of the plastic liner layer to an outer side of the plastic liner layer; and a nut member fixed to an upper end portion of the nozzle insert.
    Type: Grant
    Filed: November 2, 2016
    Date of Patent: August 10, 2021
    Assignee: Hyundai Motor Company
    Inventors: Ki Ho Hwang, Young Min Choi, Jae Han Chung
  • Publication number: 20200365917
    Abstract: The present disclosure provides a thermal-activated pressure relief device of a fuel cell vehicle, the thermal-activated pressure relief device including: a hollow body mounted at an outlet of a hydrogen tank; a hydrogen discharge block having a plurality of first hydrogen discharge holes and mounted and fixed in an upper portion of the hollow body; a hydrogen discharge pipe having a plurality of second hydrogen discharge holes and connected to a bottom of the hydrogen discharge block; a piston fitted on an outer side of the hydrogen discharge pipe to be able to move up and down and to open and close the second hydrogen discharge holes; a stopper mounted in a lower portion of the hollow body and limiting a downward movement distance of the piston; and a melting alloy disposed between the piston and the stopper and melting at a predetermined temperature or more.
    Type: Application
    Filed: September 25, 2019
    Publication date: November 19, 2020
    Inventors: Jeong Hyun HAM, Yong Joo CHO, Ki Ho HWANG, Jae Han CHUNG
  • Patent number: 10767814
    Abstract: The present disclosure relates to a pressure vessel equipped with a permeated gas discharging structure, the pressure vessel including a nozzle boss into and from which a gas flows and is discharged; a liner coupled to a flange portion of the nozzle boss and provided with a space formed therein for receiving fluid; a discharge path forming part configured to form a gas discharging path from the nozzle boss side along an outer surface of the liner in a central axial direction; and a composite material provided at outer sides of the liner and the discharge path forming part.
    Type: Grant
    Filed: April 5, 2017
    Date of Patent: September 8, 2020
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Jae Han Chung, Hyun Joon Lee, Ki Ho Hwang, Gye Hyoung Yoo, Seok Bong Heo, Jong Lyul Kim
  • Publication number: 20190162365
    Abstract: The present disclosure relates to a pressure vessel equipped with a permeated gas discharging structure, the pressure vessel including a nozzle boss into and from which a gas flows and is discharged; a liner coupled to a flange portion of the nozzle boss and provided with a space formed therein for receiving fluid; a discharge path forming part configured to form a gas discharging path from the nozzle boss side along an outer surface of the liner in a central axial direction; and a composite material provided at outer sides of the liner and the discharge path forming part
    Type: Application
    Filed: April 5, 2017
    Publication date: May 30, 2019
    Applicants: Hyundai Motor Company, KIA Motors Corporation
    Inventors: Jae Han CHUNG, Hyun Joon LEE, Ki Ho HWANG, Gye Hyoung YOO, Seok Bong HEO, Jong Lyul Kim
  • Patent number: 10274132
    Abstract: A pressure vessel for storing high-pressure gas has a structure including: a nozzle body which is coupled to a vessel body that defines an inner wall surface of the pressure vessel, and has an inner flow path through which gas flows inside and outside of the pressure vessel; and a locker which is fastened to a lower portion of the nozzle body, and the structure is configured to provide dual sealing including sealing at an inclined surface by fastening force of the locker generated by an inclined pressing end of the locker, and sealing in the locker by sealing members.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: April 30, 2019
    Assignees: Hyundai Motor Company, Kia Motors Corporation, ILJIN composite
    Inventors: Jae Han Chung, Chang Ho Kim, Ki Ho Hwang, Seok Bong Heo, Jong Lyul Kim, Do Yeun Kim
  • Publication number: 20180297055
    Abstract: An apparatus for manufacturing tow prepreg includes: a spreading roller which adjusts an incident angle of supplied fiber; and two or more coating rollers including a first roller and a second roller which rotate while having a gap between the first roller and the second roller, in which the fiber supplied from the spreading roller passes through the gap between the first roller and the second roller to be coated with resin. The incident angle of the fiber supplied for immersing the resin is adjusted to adjust tension applied to the fiber supplied to a coating roller, thereby adjusting the content of resin.
    Type: Application
    Filed: November 10, 2017
    Publication date: October 18, 2018
    Inventors: Jae Han CHUNG, Yong Min PARK, No Hyun PARK, Yean Jung JEONG
  • Publication number: 20180274725
    Abstract: A high-pressure includes a liner; a composite material surrounding an outer circumferential surface of the liner; a heat-transfer sheet formed on the outer circumferential surface of the liner; and a spacer disposed between the heat-transfer sheet and the composite material. The heat-transfer sheet and the spacer have a gap therebetween.
    Type: Application
    Filed: December 8, 2017
    Publication date: September 27, 2018
    Inventors: Jae Han CHUNG, Jong Lyul KIM, Gye Hyoung YOO, Seok Bong HEO
  • Patent number: 10047910
    Abstract: An apparatus for fastening a pair of gas vessels includes: a plurality of first units formed of a composite material, spaced apart from each other in parallel with each other in a length direction of the gas vessel, and having the pair of gas vessels seated on both sides thereof; a second unit formed of a composite material and extending in the length direction of the gas vessels to integrally connect the plurality of first units; and a plurality of fastening units each of which extending along a circumference of the gas vessels to enclose the gas vessels seated on the first units and having both ends connected to the first units.
    Type: Grant
    Filed: December 13, 2016
    Date of Patent: August 14, 2018
    Assignee: HYUNDAI MOTOR COMPANY
    Inventor: Jae Han Chung
  • Publication number: 20180003346
    Abstract: An apparatus for fastening a pair of gas vessels includes: a plurality of first units formed of a composite material, spaced apart from each other in parallel with each other in a length direction of the gas vessel, and having the pair of gas vessels seated on both sides thereof; a second unit formed of a composite material and extending in the length direction of the gas vessels to integrally connect the plurality of first units; and a plurality of fastening units each of which extending along a circumference of the gas vessels to enclose the gas vessels seated on the first units and having both ends connected to the first units.
    Type: Application
    Filed: December 13, 2016
    Publication date: January 4, 2018
    Inventor: Jae Han CHUNG
  • Publication number: 20180003341
    Abstract: A high-pressure composite container having a gastight nozzle structure includes a metal nozzle formed at a side of an inlet of a plastic liner layer that defines an inner layer of the high-pressure composite container; a nozzle insert which is inserted into and attached to the metal nozzle in a direction from an inner side of the plastic liner layer to an outer side of the plastic liner layer; and a nut member fixed to an upper end portion of the nozzle insert.
    Type: Application
    Filed: November 2, 2016
    Publication date: January 4, 2018
    Inventors: Ki Ho HWANG, Young Min CHOI, Jae Han CHUNG
  • Publication number: 20170175950
    Abstract: A pressure vessel for storing high-pressure gas has a structure including: a nozzle body which is coupled to a vessel body that defines an inner wall surface of the pressure vessel, and has an inner flow path through which gas flows inside and outside of the pressure vessel; and a locker which is fastened to a lower portion of the nozzle body, and the structure is configured to provide dual sealing including sealing at an inclined surface by fastening force of the locker generated by an inclined pressing end of the locker, and sealing in the locker by sealing members.
    Type: Application
    Filed: September 30, 2016
    Publication date: June 22, 2017
    Inventors: Jae Han Chung, Chang Ho Kim, Ki Ho Hwang, Seok Bong Heo, Jong Lyul Kim, Do Yeun Kim
  • Patent number: 9656612
    Abstract: An apparatus for fastening a pressure vessel of a vehicle is arranged to fix the pressure vessel to a vehicle body, where the pressure vessel includes a cylindrical body, dome-shaped curved portions at both ends of the cylindrical body, and bosses at distal ends of the curved portions. The apparatus is arranged to receive the pressure vessel, and further includes: elastic bodies disposed along circumferences of the curved portions of the pressure vessel to support surfaces of the curved portions and to be disposed on a virtual flat cross section vertically crossing the curved portions along the circumferences of the curved portions to support the curved portions of the pressure vessel in all directions; and a fixed structure having one side connected to the elastic bodies and the other side connected to the vehicle body.
    Type: Grant
    Filed: November 2, 2015
    Date of Patent: May 23, 2017
    Assignee: Hyundai Motor Company
    Inventor: Jae Han Chung
  • Patent number: 9656543
    Abstract: A tank for safely storing a fuel in a high-pressure gaseous state, and a method for manufacturing the tank are provided. The fuel gas storage tank includes a composite material that forms a tank shell and a liner disposed under the composite material. In addition, the liner has a structure in which a metal coil is integrally formed within the liner.
    Type: Grant
    Filed: February 3, 2015
    Date of Patent: May 23, 2017
    Assignee: Hyundai Motor Company
    Inventor: Jae Han Chung
  • Publication number: 20160325692
    Abstract: An apparatus for fastening a pressure vessel of a vehicle is arranged to fix the pressure vessel to a vehicle body, where the pressure vessel includes a cylindrical body, dome-shaped curved portions at both ends of the cylindrical body, and bosses at distal ends of the curved portions. The apparatus is arranged to receive the pressure vessel, and further includes: elastic bodies disposed along circumferences of the curved portions of the pressure vessel to support surfaces of the curved portions and to be disposed on a virtual flat cross section vertically crossing the curved portions along the circumferences of the curved portions to support the curved portions of the pressure vessel in all directions; and a fixed structure having one side connected to the elastic bodies and the other side connected to the vehicle body.
    Type: Application
    Filed: November 2, 2015
    Publication date: November 10, 2016
    Inventor: Jae Han Chung
  • Publication number: 20150274006
    Abstract: A tank for safely storing a fuel in a high-pressure gaseous state, and a method for manufacturing the tank are provided. The fuel gas storage tank includes a composite material that forms a tank shell and a liner disposed under the composite material. In addition, the liner has a structure in which a metal coil is integrally formed within the liner.
    Type: Application
    Filed: February 3, 2015
    Publication date: October 1, 2015
    Inventor: Jae Han Chung
  • Patent number: 9142481
    Abstract: A method of manufacture of an integrated circuit packaging system includes: providing a substrate; attaching an integrated circuit to the substrate; molding an encapsulation directly on the integrated circuit and the substrate; forming a trench in the encapsulation having a trench bottom surface and surrounding the integrated circuit; and mounting a heatsink having a heatsink rim over the integrated circuit with the heatsink rim within the trench and the heatsink electrically isolated from the substrate.
    Type: Grant
    Filed: June 5, 2012
    Date of Patent: September 22, 2015
    Assignee: STATS ChipPAC Ltd.
    Inventors: Gwangjin Kim, JoungIn Yang, DokOk Yu, Hoon Jung, Jae Han Chung
  • Patent number: 9093415
    Abstract: An integrated circuit packaging system, and method of manufacture therefor, includes: a substrate; a mold cap formed on the substrate; fiducial mark inscribed in the mold cap; a thermal interface material applied over the substrate and referenced by the fiducial mark; and a heat spreader, mounted on the thermal interface material, precisely positioned by a position notch aligned relative to the fiducial mark.
    Type: Grant
    Filed: September 25, 2013
    Date of Patent: July 28, 2015
    Assignee: STATS ChipPAC Ltd.
    Inventors: Oh Han Kim, Sell Jung, HeeSoo Lee, Jae Han Chung, YoungChul Kim
  • Publication number: 20150084178
    Abstract: An integrated circuit packaging system, and method of manufacture therefor, includes: a substrate; a mold cap formed on the substrate; fiducial mark inscribed in the mold cap; a thermal interface material applied over the substrate and referenced by the fiducial mark; and a heat spreader, mounted on the thermal interface material, precisely positioned by a position notch aligned relative to the fiducial mark.
    Type: Application
    Filed: September 25, 2013
    Publication date: March 26, 2015
    Inventors: Oh Han Kim, SeIl Jung, HeeSoo Lee, Jae Han Chung, YoungChul Kim
  • Patent number: 8710634
    Abstract: A method of manufacture of an integrated circuit packaging system includes: providing a substrate having a substrate-interconnect; mounting an integrated circuit above and to the substrate; mounting an internal interconnect to the substrate-interconnect; mounting a structure having an integral-interposer-structure over the substrate and over the integrated circuit with the integral-interposer-structure connected to the internal interconnect; and encapsulating the internal interconnect and the integrated circuit with an encapsulation.
    Type: Grant
    Filed: March 25, 2009
    Date of Patent: April 29, 2014
    Assignee: Stats Chippac Ltd.
    Inventors: HeeJo Chi, Jae Han Chung, Junwoo Myung, Yeonglm Park, HyungMin Lee