Patents by Inventor Joseph Biggerstaff

Joseph Biggerstaff 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: 20140357332
    Abstract: A combine harvester has a threshing mechanism for threshing grain and cleaning apparatus for removing chaff from the threshed grain. The threshing mechanism includes a plurality of concaves and the cleaning apparatus includes and upper chaffer and a lower sieve. The combine harvester also has a blower having a rotating impeller and a blower housing. The blower housing has a first duct that directs a first airstream onto the upper chaffer and lower sieve, and a second duct that directs a second airstream along the underside of the concaves. An inlet to the second duct has a cross-sectional area that is larger than the cross-sectional area of an outlet of the second duct. The blower has a divider plate that separates high-velocity air from the impeller and directs the high-velocity air to either the first duct or the second duct.
    Type: Application
    Filed: July 26, 2012
    Publication date: December 4, 2014
    Applicant: AGCO Corporation
    Inventors: Joseph Biggerstaff, Anthony Ward, John Medbery
  • Publication number: 20090194352
    Abstract: A work vehicle includes a frame and a cooling package. The cooling package includes a water cooler and an oil cooler disposed in a fixed side-by-side arrangement. The water cooler and the oil cooler are movably supported side-by-side on the frame. The cooling package includes a front surface and a rear surface. The cooling package is configured to move on the frame to permit cleaning of the front surface of the cooling package.
    Type: Application
    Filed: January 31, 2008
    Publication date: August 6, 2009
    Inventors: Sean Plante, William Pearson, Joseph Biggerstaff, Eric Hensley, Benjamin Collogan, Brady Lewis, Jason Bergkamp, Aaron Baldwin