Patents by Inventor Anjian Chen

Anjian Chen 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).

  • Variable length tool holder
    Patent number: 11931813
    Abstract: A tool holder includes a main body defining a mounting end and a receiving end, the mounting end positioned opposite from the receiving end, the main body defining a main body bore extending into the receiving end toward the mounting end; an extension defining a tool head attached to a rod, the tool head defining a tool head end opposite from the rod, a tool holder length defined between the mounting end and the tool head end, the tool head configured to receive at least one cutting tool, the rod received within the main body bore; and a locking mechanism engaging the extension and the main body in a locked position, the locking mechanism being disengaged from either the main body or the extension in an unlocked position, the locking mechanism being selectively positionable about and between the locked position and the unlocked position.
    Type: Grant
    Filed: August 31, 2022
    Date of Patent: March 19, 2024
    Assignee: Mueller International, LLC
    Inventors: Anjian Chen, Jeffrey Allen Huffman
  • VARIABLE LENGTH TOOL HOLDER
    Publication number: 20220410289
    Abstract: A tool holder includes a main body defining a mounting end and a receiving end, the mounting end positioned opposite from the receiving end, the main body defining a main body bore extending into the receiving end toward the mounting end; an extension defining a tool head attached to a rod, the tool head defining a tool head end opposite from the rod, a tool holder length defined between the mounting end and the tool head end, the tool head configured to receive at least one cutting tool, the rod received within the main body bore; and a locking mechanism engaging the extension and the main body in a locked position, the locking mechanism being disengaged from either the main body or the extension in an unlocked position, the locking mechanism being selectively positionable about and between the locked position and the unlocked position.
    Type: Application
    Filed: August 31, 2022
    Publication date: December 29, 2022
    Inventors: Anjian Chen, Jeffrey Allen Huffman
  • VARIABLE LENGTH TOOL HOLDER
    Publication number: 20220410288
    Abstract: A tool holder includes a main body defining a mounting end and a receiving end, the mounting end positioned opposite from the receiving end, the main body defining a main body bore extending into the receiving end toward the mounting end; an extension defining a tool head attached to a rod, the tool head defining a tool head end opposite from the rod, a tool holder length defined between the mounting end and the tool head end, the tool head configured to receive at least one cutting tool, the rod received within the main body bore; and a locking mechanism engaging the extension and the main body in a locked position, the locking mechanism being disengaged from either the main body or the extension in an unlocked position, the locking mechanism being selectively positionable about and between the locked position and the unlocked position.
    Type: Application
    Filed: August 31, 2022
    Publication date: December 29, 2022
    Inventors: Anjian Chen, Jeffrey Allen Huffman
  • Variable length tool holder
    Patent number: 11458550
    Abstract: A tool holder includes a main body defining a mounting end and a receiving end, the mounting end positioned opposite from the receiving end, the main body defining a main body bore extending into the receiving end toward the mounting end; an extension defining a tool head attached to a rod, the tool head defining a tool head end opposite from the rod, a tool holder length defined between the mounting end and the tool head end, the tool head configured to receive at least one cutting tool, the rod received within the main body bore; and a locking mechanism engaging the extension and the main body in a locked position, the locking mechanism being disengaged from either the main body or the extension in an unlocked position, the locking mechanism being selectively positionable about and between the locked position and the unlocked position.
    Type: Grant
    Filed: July 26, 2019
    Date of Patent: October 4, 2022
    Assignee: Mueller International, LLC
    Inventors: Anjian Chen, Jeffrey Allen Huffman
  • VARIABLE LENGTH TOOL HOLDER
    Publication number: 20210023632
    Abstract: A tool holder includes a main body defining a mounting end and a receiving end, the mounting end positioned opposite from the receiving end, the main body defining a main body bore extending into the receiving end toward the mounting end; an extension defining a tool head attached to a rod, the tool head defining a tool head end opposite from the rod, a tool holder length defined between the mounting end and the tool head end, the tool head configured to receive at least one cutting tool, the rod received within the main body bore; and a locking mechanism engaging the extension and the main body in a locked position, the locking mechanism being disengaged from either the main body or the extension in an unlocked position, the locking mechanism being selectively positionable about and between the locked position and the unlocked position.
    Type: Application
    Filed: July 26, 2019
    Publication date: January 28, 2021
    Inventors: Anjian Chen, Jeffrey Allen Huffman