Patents by Inventor BRIAN J. FIELDS

BRIAN J. FIELDS 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).

  • Sugarcane harvester extractor with leaf shredder
    Patent number: 12041878
    Abstract: An extractor for a sugarcane harvester that chops stalks of sugarcane into billets. The extractor comprises a fan, a leaf shredder, and a hub. The fan comprises fan blades to induce a flow of air to separate leaves from billets. The leaf shredder comprises shredding blades to cut leaves prior to their ejection from the extractor. The hub is rotatably driven about an axis of rotation. The fan blades and the cutting blades are coupled to the hub for rotation together with the hub about the axis of rotation.
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: July 23, 2024
    Assignee: DEERE & COMPANY
    Inventors: Matthew J. Hansen, Eric P. Richard, Dusk S. Mixon, Todd J. Rodrigue, Guy E. Burch, Brian J. Fields
  • Extractor fan assembly with clamshell hub
    Patent number: 11547050
    Abstract: An extractor fan assembly for an extractor of a sugarcane harvester comprises a motor, fan blades, and a clamshell hub. The motor comprises an output that rotates about an axis of rotation. The clamshell hub comprises a base and clamp jaws. The base is coupled to the output for rotation therewith about the axis of rotation. The clamp jaws are positioned angularly about the axis of rotation. Each clamp jaw is fastened to and cooperates with the base to clamp a respective fan blade of the fan blades therebetween to position the fan blades angularly about the axis of rotation.
    Type: Grant
    Filed: August 17, 2021
    Date of Patent: January 10, 2023
    Assignee: Deere & Company
    Inventors: Matthew J. Hansen, Dusk S. Mixon, Brian J. Fields, Guy Burch, Eric P. Richard, Todd J. Rodrigue
  • SUGARCANE HARVESTER EXTRACTOR WITH LEAF SHREDDER
    Publication number: 20220346317
    Abstract: An extractor for a sugarcane harvester that chops stalks of sugarcane into billets. The extractor comprises a fan, a leaf shredder, and a hub. The fan comprises fan blades to induce a flow of air to separate leaves from billets. The leaf shredder comprises shredding blades to cut leaves prior to their ejection from the extractor. The hub is rotatably driven about an axis of rotation. The fan blades and the cutting blades are coupled to the hub for rotation together with the hub about the axis of rotation.
    Type: Application
    Filed: April 29, 2021
    Publication date: November 3, 2022
    Inventors: MATTHEW J. HANSEN, ERIC P. RICHARD, DUSK S. MIXON, TODD J. RODRIGUE, GUY E. BURCH, BRIAN J. FIELDS