Patents by Inventor Wenjuan ZHENG

Wenjuan ZHENG 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).

  • VOLUTE DEVICE FOR TURBINE
    Publication number: 20140219786
    Abstract: A volute device, including: an intake passage including an inner passage and an outer passage; a gas inlet including a first gas inlet and a second gas inlet; and a gas outlet. The gas inlet is disposed at one end of the intake passage, and the gas outlet is disposed at the other end of the intake passage. A first inner passage and a first outer passage communicate with the first gas inlet to suck gas in a semicircle of a circumference direction at between 0° and 180°. A second inner passage and a second outer passage communicate with the second gas inlet to suck gas in another semicircle of the circumference direction at between 180° and 360°.
    Type: Application
    Filed: April 8, 2014
    Publication date: August 7, 2014
    Inventors: Zhifu ZHU, Ying LIU, Daojun YUAN, Yanxia WANG, Jinming ZHANG, Guoqiang YANG, Mingliang GUO, Wenjuan ZHENG