Patents by Inventor Jianrong Deng

Jianrong Deng 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: 20100237663
    Abstract: A spring locking knob and a fixed stop at the upper ends of the front legs of a chair frame cooperate to restrict movement of a slideset joining the front legs, rear legs and seat support struts of a chair in making the chair with its cover seat more stable and resistant to an inadvertent folding closure.
    Type: Application
    Filed: March 29, 2010
    Publication date: September 23, 2010
    Inventor: Jianrong Deng
  • Patent number: 7784861
    Abstract: A spring locking knob and a fixed stop at the upper ends of the front legs of a chair frame cooperate to restrict movement of a slideset joining the front legs, rear legs and seat support struts of a chair in making the chair with its cover seat more stable and resistant to an inadvertent folding closure.
    Type: Grant
    Filed: March 29, 2010
    Date of Patent: August 31, 2010
    Inventor: Jianrong Deng
  • Patent number: 7717502
    Abstract: A spring locking knob and a fixed stop at the upper ends of the front legs of a chair frame cooperate to restrict movement of a slideset joining the front legs, rear legs and seat support struts of a chair in making the chair more stable and resistant to an inadvertent folding closure.
    Type: Grant
    Filed: December 11, 2007
    Date of Patent: May 18, 2010
    Inventor: Jianrong Deng
  • Publication number: 20090134673
    Abstract: A spring locking knob and a fixed stop at the upper ends of the front legs of a chair frame cooperate to restrict movement of a slideset joining the front legs, rear legs and seat support struts of a chair in making the chair more stable and resistant to an inadvertent folding closure.
    Type: Application
    Filed: December 11, 2007
    Publication date: May 28, 2009
    Inventor: Jianrong Deng
  • Patent number: 7406726
    Abstract: Four cross member struts, two on each long side of an open hammock frame, permit full collapse of the frame for closure and transportation when the cross member struts are composed of an unbroken tube pivotally connected with a second tube divided into two overlapping sections.
    Type: Grant
    Filed: May 24, 2006
    Date of Patent: August 5, 2008
    Inventor: Jianrong Deng
  • Publication number: 20080093909
    Abstract: An improved structure for a chair which allows separation of the main-body, seat portion from the base portion to facilitate long distance transportation of the chair, and to provide simple and easy joining of the two together later on through opposing socket and connector fittings at the place of intended use.
    Type: Application
    Filed: December 13, 2007
    Publication date: April 24, 2008
    Inventor: Jianrong Deng
  • Publication number: 20060282948
    Abstract: Four cross member struts, two on each long side of an open hammock frame, permit full collapse of the frame for closure and transportation when the cross member struts are composed of an unbroken tube pivotally connected with a second tube divided into two overlapping sections.
    Type: Application
    Filed: May 24, 2006
    Publication date: December 21, 2006
    Inventor: Jianrong Deng
  • Patent number: 7055538
    Abstract: The foldable tent having eaves at the top of the sides of the Foldable frame [2] foldable eave frames [3] that extend outwardly can be folded together along with the frame [2] are provided. The covering 1 is put on the frame [2] having eave frames [3] which are n-shaped frames composed of a front side and two lateral sides. The front side is composed of a plurality of scissors frames [4] and the number of which is same to that of the cross beam [8] of the corresponding side of the frame [2] between two poles. Each of the lateral side is composed of a scissors frame [4]0 which is composed of two cross pieces pivotally connected to each other in the midway. All members of the framework [2] including the eave frames [3] are connected with each other through slide connection or pivot connection so that the tent can be used simply by extending the framework [2] and covering it with an tent covering [1].
    Type: Grant
    Filed: August 4, 2003
    Date of Patent: June 6, 2006
    Inventor: Jianrong Deng
  • Publication number: 20040020526
    Abstract: A collapsible canopy comprises a covering [1] and a framework [2], covering [1] is put on collapsible framework [2], framework [2] includes a cross hinge [3], center members [4], U-shaped slide brackets [5], U-shaped slide brackets [6], side members [7], cantilever members [8], upside hinges [9], downside hinges [10], scissors frames [11], supporting members [12], springs [13], and holes [14]; each side of said framework [2] comprising collapsible cross beam comprising a plurality of scissors frames [11], each scissors frame comprising cross pieces [8] hinge connected to each other in the midway, two ends of each scissors frame [11] being respectively connected to two corresponding ends of the other scissors frame [11] of the same side by hinges, the other two ends of each scissors frame &lsqb
    Type: Application
    Filed: August 4, 2003
    Publication date: February 5, 2004
    Inventor: Jianrong Deng
  • Publication number: 20040020527
    Abstract: The foldable tent having eaves at the top of the sides of the Foldable frame [2] foldable eave frames [3] that extend outwardly can be folded together along with the frame [2] are provided. The covering 1 is put on the frame [2] having eave frames [3] which are n-shaped frames composed of a front side and two lateral sides. The front side is composed of a plurality of scissors frames [4] and the number of which is same to that of the cross beam [8] of the corresponding side of the frame [2] between two poles. Each of the lateral side is composed of a scissors frame which is composed of two cross pieces pivotally connected to each other in the midway.
    Type: Application
    Filed: August 4, 2003
    Publication date: February 5, 2004
    Inventor: Jianrong Deng