Patents Assigned to VEPCO TECHNOLOGIES
  • Patent number: 10396629
    Abstract: An electric motor comprising a gearbox housing containing a gearbox, a sump, a first-stage shaft rotatably mounted in the gearbox housing, and a rotatably-mounted motor shaft coupled to the first-stage shaft of the gearbox. The first-stage shaft has an internal passageway defined along the longitudinal axis of the first-stage shaft and extending between opposite first and second ends thereof. At the second end the internal passageway communicates with the sump. The rotatably-mounted motor shaft is coupled to the first end of the first-stage shaft. The motor shaft has an internal passageway defined along the longitudinal axis of the motor shaft and extending between opposite first and second ends thereof. At the second end thereof, the internal passageway of the motor shaft communicates with the internal passageway of the first-stage shaft at the first end thereof.
    Type: Grant
    Filed: June 21, 2017
    Date of Patent: August 27, 2019
    Assignee: VEPCO TECHNOLOGIES
    Inventors: Guoliang Zhang, Jun Tao Lin, Yan Sun