Patents by Inventor Kuifeng Li

Kuifeng Li 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).

  • SYSTEM AND METHOD FOR COOLING AN ELECTRIC MOTOR
    Publication number: 20150097450
    Abstract: A frame for an electric motor, the frame including an outer frame layer, an inner frame layer, and a liquid coolant passage positioned between the inner frame layer and the outer frame layer, wherein the inner frame layer includes a first opening to allow air from an air passage among a rotor of the electric motor to flow between the inner frame layer and the outer frame layer and across the liquid coolant passage. Therefore, interior components of the electric motor may be cooled.
    Type: Application
    Filed: April 10, 2012
    Publication date: April 9, 2015
    Inventors: Zhihai Xu, Kuifeng Li