Patents Assigned to Ching-Hua Liao
  • Tube cutter with automatically feeding function and with enhanced torque
    Patent number: 10981287
    Abstract: A tube cutter includes a main body, a holder slidably mounted on the main body, a guide bolt rotatably mounted on the main body and locked onto a lower portion of the holder to drive and move the holder forward or backward by rotation of the guide bolt, and a driving handle removably mounted on the guide bolt to drive and rotate the guide bolt, and to enhance the torque of the tube cutter.
    Type: Grant
    Filed: July 27, 2018
    Date of Patent: April 20, 2021
    Assignee: Ching-Hua Liao
    Inventor: Ching-Hua Liao