Patents by Inventor David Wayne Brinkley

David Wayne Brinkley 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).

  • Connection pin assembly
    Patent number: 5964547
    Abstract: A connection pin assembly for attaching a replaceable implement to an earthworking bucket nose includes a spool and a wedge having respective ramping surfaces which convert relative axial movement into lateral expansion of the assembly. A screw member is located in a recess in the spool's ramping surface, a thread segment of the screw member engaging formations on the wedge to drive the axial movement.
    Type: Grant
    Filed: July 28, 1998
    Date of Patent: October 12, 1999
    Assignee: Cutting Edge Pty. Limited
    Inventor: David Wayne Brinkley