Patents by Inventor Xizhi Yang

Xizhi Yang 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).

  • Belt sander ergonomic articulating arm belt with button release, lock, and sealed housing
    Patent number: 10427270
    Abstract: The belt sander includes a gear casing coupled to a tool housing, the gear casing surrounding one or more gears configured to receive input from a motor to drive a shaft about a drive axis. The belt sander includes a belt arm assembly having a belt arm, the belt configured to translate in response to input from the shaft. The belt sander includes a plurality of incrementally spaced apart receivers on the gear casing and an engagement member in operational communication with the belt arm assembly, the engagement member being movable between a locked position and an unlocked position, wherein in the locked position the engagement member engages a receiver to fix the belt arm assembly incrementally relative to the gear casing, and wherein in the unlocked position the belt arm assembly freely rotates relative to the belt arm assembly to pivot the belt arm about the drive axis.
    Type: Grant
    Filed: October 1, 2016
    Date of Patent: October 1, 2019
    Assignee: Ingersoll-Rand Company
    Inventors: Joshua O. Johnson, Dennis Naksen, Xizhi Yang
  • BELT SANDER ERGONOMIC ARTICULATING ARM BELT WITH BUTTON RELEASE, LOCK, AND SEALED HOUSING
    Publication number: 20180093359
    Abstract: The belt sander includes a gear casing coupled to a tool housing, the gear casing surrounding one or more gears configured to receive input from a motor to drive a shaft about a drive axis. The belt sander includes a belt arm assembly having a belt arm, the belt configured to translate in response to input from the shaft. The belt sander includes a plurality of incrementally spaced apart receivers on the gear casing and an engagement member in operational communication with the belt arm assembly, the engagement member being movable between a locked position and an unlocked position, wherein in the locked position the engagement member engages a receiver to fix the belt arm assembly incrementally relative to the gear casing, and wherein in the unlocked position the belt arm assembly freely rotates relative to the belt arm assembly to pivot the belt arm about the drive axis.
    Type: Application
    Filed: October 1, 2016
    Publication date: April 5, 2018
    Inventors: Joshua O. Johnson, Dennis Naksen, Xizhi Yang
  • Grease gun
    Patent number: D722480
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: February 17, 2015
    Assignee: Ingersoll-Rand Company
    Inventors: Juanjuan Zhu, Xizhi Yang, Roger Brandon Davis