Patents by Inventor Christopher S Tapper

Christopher S Tapper 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).

  • Mower blade coupler with enlarged head and projecting fins
    Patent number: 7703267
    Abstract: A coupler comprising a shaft, an enlarged head, a proximal end of the shaft, and a journal for contacting and rotating in an annular bearing surface of a component for forming a pin connection with the component. In addition, the coupler includes a plurality of projecting fins projecting from the journal along axes generally parallel to the longitudinal axis of the shaft and are radially spaced around the journal.
    Type: Grant
    Filed: August 22, 2008
    Date of Patent: April 27, 2010
    Assignee: Buchanan Metal Forming, Inc.
    Inventor: Christopher S. Tapper
  • MOWER BLADE COUPLER WITH ENLARGED HEAD AND PROJECTING FINS
    Publication number: 20100043376
    Abstract: A coupler comprising a shaft, an enlarged head, a proximal end of the shaft, and a journal for contacting and rotating in an annular bearing surface of a component for forming a pin connection with the component. In addition, the coupler includes a plurality of projecting fins projecting from the journal along axes generally parallel to the longitudinal axis of the shaft and are radially spaced around the journal.
    Type: Application
    Filed: August 22, 2008
    Publication date: February 25, 2010
    Applicant: BUCHANAN METAL FORMING, INC.
    Inventor: Christopher S. Tapper
  • Mower blade
    Patent number: D526334
    Type: Grant
    Filed: September 7, 2005
    Date of Patent: August 8, 2006
    Assignee: Buchanan Metal Forming, Inc.
    Inventor: Christopher S Tapper
  • Mechanical coupling
    Patent number: D599823
    Type: Grant
    Filed: January 15, 2008
    Date of Patent: September 8, 2009
    Assignee: Buchanan Metal Forming, Inc.
    Inventor: Christopher S. Tapper
  • Mechanical coupler
    Patent number: D644249
    Type: Grant
    Filed: September 8, 2009
    Date of Patent: August 30, 2011
    Assignee: Buchanan Metal Forming, Inc.
    Inventor: Christopher S. Tapper