Patents by Inventor Weicai Liu

Weicai 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).

  • Water-cooled electrical motor
    Patent number: 9472995
    Abstract: A water-cooled motor includes a housing (10) for accommodating at least a stator (30) and a rotor (40), the housing (10) having a flange (64) on a side wall thereof; an outer casing (60) disposed around the side wall of the housing, the outer casing (60) having a two-start screw thread (63) formed on an internal surface thereof to provide a water inlet channel (81) and a water outlet channel (82) between the housing (10) and the outer casing (60); a water inlet port (61) and a water outlet port (62), both provided on the outer casing (60) and connected to one end of the water inlet channel (81) and one end of the water outlet channel (82), respectively, wherein the other end of the water inlet channel (81) and the other end of the water outlet channel (82) are interconnected at the flange (64).
    Type: Grant
    Filed: August 7, 2013
    Date of Patent: October 18, 2016
    Assignee: SHANGHAI YILI ELECTRIC CO., LTD.
    Inventors: Weicai Liu, Jianping Huang
  • WATER-COOLED ELECTRICAL MOTOR
    Publication number: 20150048700
    Abstract: A water-cooled motor includes a housing (10) for accommodating at least a stator (30) and a rotor (40), the housing (10) having a flange (64) on a side wall thereof; an outer casing (60) disposed around the side wall of the housing, the outer casing (60) having a two-start screw thread (63) formed on an internal surface thereof to provide a water inlet channel (81) and a water outlet channel (82) between the housing (10) and the outer casing (60); a water inlet port (61) and a water outlet port (62), both provided on the outer casing (60) and connected to one end of the water inlet channel (81) and one end of the water outlet channel (82), respectively, wherein the other end of the water inlet channel (81) and the other end of the water outlet channel (82) are interconnected at the flange (64).
    Type: Application
    Filed: August 7, 2013
    Publication date: February 19, 2015
    Inventors: Weicai Liu, Jianping Huang