Patents by Inventor Xiuming Yi

Xiuming Yi 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: 20120318390
    Abstract: A distribution valve for a concrete pump, the concrete pump, a control method thereof and a concrete pump truck are provided. The distribution valve comprises a valve body (200) and a wear resistance plate (300). The valve body (200) comprises a first suction pipe (210) and a first pumping pipe (220), the rear end of the first suction pipe (210) is communicated with an outlet (401) of a material container (400) so as to communicate the material container (400) and a conveying cylinder. The rear end of the first pumping pipe (220) is rotatablely connected with a delivery line of the concrete pump so as to communicate the conveying cylinder and the delivery line. The valve body (200) can be switched between a first state and a secondary state under the driving of a drive mechanism (500).
    Type: Application
    Filed: January 28, 2011
    Publication date: December 20, 2012
    Applicants: SANY HEAVY INDUSTRY CO., LTD., HUNAN SANY INTELLIGENT CONTROL EQUIPMENT CO., LTD.
    Inventors: Xiuming Yi, Chunguang Zhang, Guifeng Liu