Patents by Inventor John Gary Gardner

John Gary Gardner 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).

  • Patent number: 11484886
    Abstract: A shredder includes a shredder box having first and second opposite end walls, and first and second opposite side walls that extend between the first and second end walls. The shredder further includes a shredder rotor positioned within an interior of the shredder box, an access door that is pivotally moveable, and a control system for monitoring various parameters to operate the shredder. A side access region is defined between the first and second end walls when the access door is in the open position. The side access region provides access to the shredder rotor and includes an open region defined between the first and second end walls at the second side of the shredder. The open region has an open top which is free of obstructions extending between the first and second end walls.
    Type: Grant
    Filed: May 23, 2019
    Date of Patent: November 1, 2022
    Assignee: Vermeer Manufacturing Company
    Inventors: Michael Jay McCall, Edwin Galloway, Tyler Haden, Duane Allen Harthoorn, Young Min Yee, Ward Boyce Meldrum, John Gary Gardner
  • Publication number: 20210069721
    Abstract: A shredder includes a shredder box having first and second opposite end walls, and first and second opposite side walls that extend between the first and second end walls. The shredder further includes a shredder rotor positioned within an interior of the shredder box, an access door that is pivotally moveable, and a control system for monitoring various parameters to operate the shredder. A side access region is defined between the first and second end walls when the access door is in the open position. The side access region provides access to the shredder rotor and includes an open region defined between the first and second end walls at the second side of the shredder. The open region has an open top which is free of obstructions extending between the first and second end walls.
    Type: Application
    Filed: May 23, 2019
    Publication date: March 11, 2021
    Inventors: Michael Jay McCall, Edwin Galloway, Tyler Haden, Duane Allen Harthoorn, Young Min Yee, Ward Boyce Meldrum, John Gary Gardner
  • Patent number: 9254492
    Abstract: A grinder having an adjustable screen arrangement. The adjustable screen arrangement including two screens independently positionable in a number of positions relative to a grinding drum. Each screen further having a leading end independently positionable relative a trailing end of the screen. The adjustable screen arrangement allowing for selectively varied clearances between the screens and the grinding drum.
    Type: Grant
    Filed: November 30, 2011
    Date of Patent: February 9, 2016
    Assignee: Vermeer Manufacturing Company
    Inventors: John Gary Gardner, Darin Lyn Dux
  • Publication number: 20130341449
    Abstract: A reducing machine is disclosed. The reducing machine includes a rotational reducing component, a power in-feed system for feeding material toward the rotational reducing component, and a mill box at least partially surrounding the rotational reducing component. The reducing machine also includes an anvil unit that can be inserted into the mill box and removed from the mill box. The anvil unit includes a ramp that bridges a gap between the power in-feed and the rotational reducing component. The anvil unit also includes an anvil main body having a first end positioned adjacent the power in-feed and a second end positioned adjacent the rotational reducing component. The anvil unit further includes first and second spaced-apart shear edges positioned adjacent to the second end of the anvil main body.
    Type: Application
    Filed: November 29, 2011
    Publication date: December 26, 2013
    Applicant: Vermeer Manufacturing Company
    Inventors: Darin Lyn Dux, Josh Aaron Youngblut, Christopher Ryan Sievers, Keith Leon Roozeboom, Duane Allen Harthoorn, John Gary Gardner, Aaron Dean Lovell
  • Publication number: 20130240652
    Abstract: A grinder having an adjustable screen arrangement. The adjustable screen arrangement including two screens independently positionable in a number of positions relative to a grinding drum. Each screen further having a leading end independently positionable relative a trailing end of the screen. The adjustable screen arrangement allowing for selectively varied clearances between the screens and the grinding drum.
    Type: Application
    Filed: November 30, 2011
    Publication date: September 19, 2013
    Applicant: Vermeer Manufacturing Company
    Inventors: John Gary Gardner, Darin Lyn Dux