Patents by Inventor Songtao Qie

Songtao Qie 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).

  • Patent number: 10619330
    Abstract: The present invention relates to a vertical lift type loader comprising a power transmission arrangement with an engine, a hydraulic power system for powering work hydraulics of the loader and a drivetrain power system for powering locomotion of the loader, both being feedable with power from the engine, the hydraulic power system including a power limiter for limiting the power supply of the engine to the hydraulic power system to different power limit values, a determining device for determining an operational state of the loader, and a controller configured to control the power limiter to limit the power supply of the engine to the hydraulic power system to different power limit values, these power limit values being set depending on the operational state of the loader determined by the determining device.
    Type: Grant
    Filed: November 8, 2016
    Date of Patent: April 14, 2020
    Assignee: Guangxi LiuGong Machinery Co., Ltd.
    Inventors: Aaron Becker, Shengqing Yang, Songtao Qie, Hui Shao
  • Publication number: 20180230677
    Abstract: The present invention relates to a power transmission arrangement for a construction vehicle, comprising an engine, a hydraulic power system for powering work hydraulics of the construction vehicle, which is feedable with power from the engine, the hydraulic power system including a power limiter for limiting the power supply of the engine to the hydraulic power system to different power limit values, a drivetrain power system for powering locomotion of the construction vehicle, the drivetrain power system being feedable with power from the engine, a determining device for determining an operational state of the construction vehicle, and a controller configured to control the power limiter to limit the power supply of the engine to the hydraulic power system to different power limit values, these power limit values being set depending on the operational state of the construction vehicle determined by the determining device.
    Type: Application
    Filed: November 8, 2016
    Publication date: August 16, 2018
    Applicant: Guangxi LiuGong Machinery Co., Ltd.
    Inventors: Aaron Becker, Shengqing Yang, Songtao Qie, Hui Shao