Patents by Inventor Alfred Walker

Alfred Walker 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).

  • Components for gas sensor device
    Publication number: 20060208916
    Abstract: Disclosed herein is a space-saving arrangement for sensor elements, electrodes and conductors, and an encasement therefore, in a gas sensitive apparatus.
    Type: Application
    Filed: December 8, 2005
    Publication date: September 21, 2006
    Inventors: Patricia Morris, Alfred Walker, Peter Booth, David Murphy
  • Apparatus for removal of silage from a silo
    Patent number: 4195786
    Abstract: A silage removal cutter is mounted on a frame having a vertical end wall. The cutter extends over the width of the frame and is movable up and down in front of its end wall. The end wall has a central chute in which is arranged a conveyor directed perpendicular to the end wall. The cutter is provided in front of the chute with cutting and hurling blades and feed screws or worms are arranged on both sides of the cutter means which serve to transport the cut-off silage toward the cutting and hurling blades.
    Type: Grant
    Filed: September 15, 1978
    Date of Patent: April 1, 1980
    Inventor: Alfred Walker