Patents by Inventor Zhaohong Zhou

Zhaohong Zhou 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).

  • Triple layer folding door
    Patent number: 7987891
    Abstract: A triple layer folding door includes an inner layer door, an outer layer door, a middle layer door provided therebetween, and a sliding arrangement, which comprises: a left and right pulley mounted on a both end portion of the middle layer door respectively, a left belt winding on the left pulley, wherein a first end of the left belt extending to the right end portion of the inner layer door from the left pulley and a second end of the left belt extending to the right end portion of the outer layer door from the left pulley, and a right belt winding on the right pulley, wherein a first end of the right belt extending to the left end portion of the inner layer door and a second end of the right belt extending to the left end portion of the outer layer door.
    Type: Grant
    Filed: December 14, 2008
    Date of Patent: August 2, 2011
    Assignee: Bathman Shanghai Bathroom Equipment Co., Ltd.
    Inventor: Zhaohong Zhou
  • Triple layer folding door
    Publication number: 20090151261
    Abstract: A triple layer folding door includes an inner layer door, an outer layer door, a middle layer door provided therebetween, and a sliding arrangement, which comprises: a left and right pulley mounted on a both end portion of the middle layer door respectively, a left belt winding on the left pulley, wherein a first end of the left belt extending to the right end portion of the inner layer door from the left pulley and a second end of the left belt extending to the right end portion of the outer layer door from the left pulley, and a right belt winding on the right pulley, wherein a first end of the right belt extending to the left end portion of the inner layer door and a second end of the right belt extending to the left end portion of the outer layer door.
    Type: Application
    Filed: December 14, 2008
    Publication date: June 18, 2009
    Inventor: Zhaohong Zhou