Patents Assigned to Central Purchasing, LLC
  • Patent number: 7661171
    Abstract: The present invention relates to a ramp. The ramp includes at least two stiles. Each stile has a top, a bottom and four sides. A plurality of shoulders are equally spaced apart and mounted on one side of each stile. A plurality of rungs are aligned with the shoulders. Each rung has a right end, a left end and four sides. A plurality of notches are located on the right end and left end of each rung. The number of shoulders equals the number of the notches and the shoulders and notches are tightly fitted together to form the ramp.
    Type: Grant
    Filed: January 15, 2008
    Date of Patent: February 16, 2010
    Assignee: Central Purchasing LLC
    Inventor: Wang Gang
  • Publication number: 20090180853
    Abstract: The present invention relates to cargo carrier. The cargo carrier attaches to a vehicle and includes a platform, an upper frame, a plurality of vertical supports, a support sleeve and a support beam. The platform itself is constructed from a plurality of longitudinal support members and a plurality of cross members that interfit with each other via a channel design and/or a shoulder and notch system. The platform is then mounted to a vehicle by attaching the support sleeve and support beam to an existing vehicle hitch. Once attached, the platform may be loaded with heavy items for transport.
    Type: Application
    Filed: January 15, 2008
    Publication date: July 16, 2009
    Applicant: Central Purchasing, LLC.
    Inventor: Wang Gang
  • Publication number: 20090178214
    Abstract: The present invention relates to a ramp. The ramp includes at least two stiles. Each stile has a top, a bottom and four sides. A plurality of shoulders are equally spaced apart and mounted on one side of each stile. A plurality of rungs are aligned with the shoulders. Each rung has a right end, a left end and four sides. A plurality of notches are located on the right end and left end of each rung. The number of shoulders equals the number of the notches and the shoulders and notches are tightly fitted together to form the ramp.
    Type: Application
    Filed: January 15, 2008
    Publication date: July 16, 2009
    Applicant: Central Purchasing, LLC
    Inventor: Wang Gang
  • Patent number: D521190
    Type: Grant
    Filed: December 21, 2004
    Date of Patent: May 16, 2006
    Assignee: Central Purchasing, LLC
    Inventor: Ziqian Wu