Patents by Inventor Qinghua Gu

Qinghua Gu 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: 10081510
    Abstract: A device and method for horizontally winding and unwinding a parallel wire strand, the device includes guiding device, rotating platform, rail flat wagon, strand winding and unwinding device, tray, several transmitters and programmable controllers, according to different mounted characteristics of winding and unwinding wire strand, the strand winding and unwinding device is divided into two structure forms, that are first inner module and second inner module; first inner module is composed of supporting plate and top drawbar, second inner module is composed of supporting plate and top drawbar, in addition knockout pin of hydraulic jack, can commendably solve “Hula-circles” problem.
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: September 25, 2018
    Assignees: SHANGHAI PUJIANG CABLE CO., LTD., ZHEJIANG PUJIANG CABLE CO., LTD.
    Inventors: Guoqiang Luo, Gang Li, Hailiang Zhang, Jinlin Zhu, Qinghua Gu, Fei Xie
  • Publication number: 20160130108
    Abstract: A device and method for horizontally winding and unwinding a parallel wire strand, the device includes guiding device, rotating platform, rail flat wagon, strand winding and unwinding device, tray, several transmitters and programmable controllers, according to different mounted characteristics of winding and unwinding wire strand, the strand winding and unwinding device is divided into two structure forms, that are first inner module and second inner module; first inner module is composed of supporting plate and top drawbar, second inner module is composed of supporting plate and top drawbar, in addition knockout pin of hydraulic jack, can commendably solve “Hula-circles” problem.
    Type: Application
    Filed: December 28, 2015
    Publication date: May 12, 2016
    Applicants: Shanghai Pujiang Cable Co., Ltd., Zhejiang Pujiang Cable Co., Ltd.
    Inventors: GUOQIANG LUO, GANG LI, HAILIANG ZHANG, JINLIN ZHU, QINGHUA GU, FEI XIE
  • Publication number: 20130248638
    Abstract: A method for horizontally winding and horizontally unwinding parallel steel wire strands for transport, storage or installation comprises the following steps: when performing the winding operation, a guiding frame (1) is mounted on the ground, a rotating platform is connected with a rotating shaft (21), the leading end of the wire stranded is passed through the guiding rollers (17) and then is fixed on an inner module (4), and the platform (2) is rotated around the shaft (21); when performing the unwinding operation, the guiding frame (1) is mounted on the ground and one end of the winded stranded wire is pulled out from the guiding rollers (17).
    Type: Application
    Filed: December 17, 2010
    Publication date: September 26, 2013
    Applicants: ZHEJIANG PUJIANG CABLE CO., LTD., SHANGHAI PUJIANG CABLE CO., LTD.
    Inventors: Guoqiang Luo, Gang Li, Hailiang Zhang, Jinlin Zhu, Qinghua Gu, Fei Xie