Patents by Inventor Zhaodi Ou

Zhaodi Ou 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).

  • Publication number: 20240058982
    Abstract: A handheld cutting tool includes a housing, a motor, a saw chain, a guide plate, and a blade sheath, where the motor is supported by the housing, the saw chain is driven by the motor to perform a cutting function, an end of the guide plate is supported by the housing and the guide plate is used for supporting and guiding the saw chain, and the blade sheath is formed with or connected to the first limiting portion, the housing or the guide plate is formed with a second limiting portion, and the first limiting portion and the second limiting portion are adaptable to each other so that the blade sheath is not separated from the handheld cutting tool at least under the action of gravity.
    Type: Application
    Filed: July 21, 2023
    Publication date: February 22, 2024
    Inventors: Yang Li, Zhaodi Ou, Haoyu Wang, Bing Yuan
  • Publication number: 20230060879
    Abstract: A one-hand chainsaw includes a housing, a cutting device, and a battery coupling portion. The housing includes a main housing portion and a handle. The main housing portion is provided with a motor. The handle is disposed along a first straight line, the cutting device is disposed along a second straight line, an end of the cutting device is drivingly connected to the main housing portion, and the cutting device is driven by the motor to work and id formed by a guide plate and a saw chain disposed around the guide plate. The battery coupling portion extends along a third straight line from the main housing portion and is disposed below the handle. The battery coupling portion is configured to connect a battery pack.
    Type: Application
    Filed: August 2, 2022
    Publication date: March 2, 2023
    Inventor: Zhaodi Ou
  • Publication number: 20220134592
    Abstract: A chain saw includes a connection rod and a front end assembly disposed at a front end of the connection rod. The front end assembly includes a motor, an output device, a transmission mechanism, and a front end casing. A ratio of rated output power P of the motor to a maximum weight of the chain saw is greater than or equal to 150 W/kg and less than or equal to 265 W/kg. The motor includes a rotor shaft, a rotor sleeve installed to the rotor shaft configured to rotate synchronously with the rotor shaft, a stator core disposed at least partially in the rotor sleeve, and a stator coil wound around the stator core.
    Type: Application
    Filed: September 29, 2021
    Publication date: May 5, 2022
    Inventors: Toshinari Yamaoka, Zhusheng Nie, Xiaozhe Zhao, Min Yi, Zhaodi Ou, Haodong Chen