Patents by Inventor Qiu Zhongquan

Qiu Zhongquan 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).

  • Nozzle and applicator system for fabric bonding
    Patent number: 11975494
    Abstract: Nozzle assemblies and methods of bonding fabric by jetting an adhesive are disclosed. A method of bonding fabrics with an adhesive includes receiving the adhesive from an adhesive supply into a nozzle assembly. The nozzle assembly has a valve seat, a valve stem configured to slidably move towards and away from the valve seat, and a plurality of outlet channels. The method further includes jetting the adhesive from the plurality of outlet channels onto a first fabric and applying a second fabric to the first fabric to adhere the first and second fabrics to each other.
    Type: Grant
    Filed: September 4, 2019
    Date of Patent: May 7, 2024
    Assignee: Nordson Corporation
    Inventor: Qiu Zhongquan
  • NOZZLE AND APPLICATOR SYSTEM FOR FABRIC BONDING
    Publication number: 20210323242
    Abstract: Nozzle assemblies and methods of bonding fabric by jetting an adhesive are disclosed. A method of bonding fabrics with an adhesive includes receiving the adhesive from an adhesive supply into a nozzle assembly. The nozzle assembly has a valve seat, a valve stem configured to slidably move towards and away from the valve seat, and a plurality of outlet channels. The method further includes jetting the adhesive from the plurality of outlet channels onto a first fabric and applying a second fabric to the first fabric to adhere the first and second fabrics to each other.
    Type: Application
    Filed: September 4, 2019
    Publication date: October 21, 2021
    Inventor: Qiu Zhongquan