Patents by Inventor Yinhu LIU

Yinhu LIU 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: 20180041103
    Abstract: A squirrel-cage rotor, an electric motor and a washing machine are provided. The squirrel-cage rotor includes a rotor core, a squirrel-cage guide bar and a squirrel-cage short-circuit ring. The rotor core is provided with a rotor groove penetrating through an end surface of the rotor core. The squirrel-cage guide bar is provided in the rotor groove. The squirrel-cage short-circuit ring is provided on the end surface of the rotor core and is connected to the squirrel-cage guide bar, in which a height of the squirrel-cage short-circuit ring in an axial direction of the rotor core is denoted as H. A minimum inner diameter of the squirrel-cage short-circuit ring is denoted as D1. A maximum outer diameter of the squirrel-cage short-circuit ring is denoted as D2, and wherein 7 mm?H?14 mm and 0.53?D1/D2?0.78.
    Type: Application
    Filed: May 25, 2016
    Publication date: February 8, 2018
    Inventors: Haiquan Xiao, Hongxiao Wang, Yinhu LIU, Junjie Hu, Lifeng Zhang