Patents by Inventor Sang Dock HAN

Sang Dock HAN 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).

  • Apparatus for loading and unloading roll
    Patent number: 12280972
    Abstract: An apparatus for loading and unloading a roll includes a roll support portion disposed adjacent to a roll unwinder; a first traveling rail disposed on one side of the roll unwinder; a moving frame movably installed on the first traveling rail; and a roll attaching and detaching unit movably installed on the moving frame, wherein the roll support portion includes a lifting unit configured to move up and down a disposed roll, and wherein the roll attaching and detaching unit includes a moving plate moving on the moving frame, and a main body portion rotatably installed on the moving plate.
    Type: Grant
    Filed: March 14, 2024
    Date of Patent: April 22, 2025
    Assignee: SK ON CO., LTD.
    Inventor: Sang Dock Han
  • APPARATUS FOR LOADING AND UNLOADING ROLL
    Publication number: 20240217766
    Abstract: An apparatus for loading and unloading a roll includes a roll support portion disposed adjacent to a roll unwinder; a first traveling rail disposed on one side of the roll unwinder; a moving frame movably installed on the first traveling rail; and a roll attaching and detaching unit movably installed on the moving frame, wherein the roll support portion includes a lifting unit configured to move up and down a disposed roll, and wherein the roll attaching and detaching unit includes a moving plate moving on the moving frame, and a main body portion rotatably installed on the moving plate.
    Type: Application
    Filed: March 14, 2024
    Publication date: July 4, 2024
    Inventor: Sang Dock HAN
  • Apparatus for loading and unloading roll
    Patent number: 11958705
    Abstract: An apparatus for loading and unloading a roll includes a roll support portion disposed adjacent to a roll unwinder; a first traveling rail disposed on one side of the roll unwinder; a moving frame movably installed on the first traveling rail; and a roll attaching and detaching unit movably installed on the moving frame, wherein the roll support portion includes a lifting unit configured to move up and down a disposed roll, and wherein the roll attaching and detaching unit includes a moving plate moving on the moving frame, and a main body portion rotatably installed on the moving plate.
    Type: Grant
    Filed: September 29, 2022
    Date of Patent: April 16, 2024
    Assignee: SK ON CO., LTD.
    Inventor: Sang Dock Han
  • TRANSFERRING APPARATUS FOR MATERIAL FOR ELECTRODE
    Publication number: 20240043226
    Abstract: A transfer apparatus for a material for an electrode according to an embodiment of the disclosed technology includes an apparatus body; a gripping device configured to grip a reel wound around a current collector; a first moving device connected to the gripping device and the apparatus body and configured to move the gripping device; a position changing device configured to rotate the reel when the reel is seated; and a first discharge device disposed on one side of the apparatus body and configured to discharge the reel to the outside of the apparatus body when the rotated reel is seated.
    Type: Application
    Filed: June 29, 2023
    Publication date: February 8, 2024
    Inventors: Yeon Ho PARK, Dong Ik OH, Hwa Sun CHOI, Sang Dock HAN
  • APPARATUS FOR LOADING AND UNLOADING ROLL
    Publication number: 20230100417
    Abstract: An apparatus for loading and unloading a roll includes a roll support portion disposed adjacent to a roll unwinder; a first traveling rail disposed on one side of the roll unwinder; a moving frame movably installed on the first traveling rail; and a roll attaching and detaching unit movably installed on the moving frame, wherein the roll support portion includes a lifting unit configured to move up and down a disposed roll, and wherein the roll attaching and detaching unit includes a moving plate moving on the moving frame, and a main body portion rotatably installed on the moving plate.
    Type: Application
    Filed: September 29, 2022
    Publication date: March 30, 2023
    Inventor: Sang Dock HAN