Patents Assigned to National Flooring Equipment, Inc.
  • Power cord and vacuum tube manager
    Patent number: 11685019
    Abstract: A management device simultaneously clamps both the power cord and the vacuum tube of a floor preparation machine to appropriately direct the power cord and vacuum tube and protect from damage the power cord, vacuum tube cord plug and machine socket associated with the power cord and fitting associated with the vacuum tube.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: June 27, 2023
    Assignee: National Flooring Equipment Inc.
    Inventor: John A. Kivisto
  • Temperature control for blast wheel housing
    Patent number: 11685018
    Abstract: The temperature of the chamber housing a shot wheel of a shot blaster is controlled by positioning a fan exterior to the chamber that creates air flow across a mounting plate defining the chamber. The air flow created by the fan may also pass around the bearing surrounding the drive shaft that turns the shot wheel.
    Type: Grant
    Filed: June 3, 2022
    Date of Patent: June 27, 2023
    Assignee: National Flooring Equipment, Inc.
    Inventor: John A. Kivisto
  • Valve mount for shot blaster plenum valve
    Patent number: 11628538
    Abstract: The adverse effects associated with high temperatures and warpage of parts of a shot blaster are ameliorated by providing a telescoping sleeve and valve mount and an orifice adaptor to regulate the area of the flow path from a shot reservoir to a metering valve.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: April 18, 2023
    Assignee: National Flooring Equipment, Inc.
    Inventors: John A. Kivisto, Mark D. Anderson
  • Temperature control for blast wheel housing
    Patent number: 11618128
    Abstract: The temperature of the chamber housing a shot wheel of a shot blaster is controlled by positioning a fan exterior to the chamber that creates air flow across a mounting plate defining the chamber. The air flow created by the fan may also pass around the bearing surrounding the drive shaft that turns the shot wheel.
    Type: Grant
    Filed: June 3, 2022
    Date of Patent: April 4, 2023
    Assignee: NATIONAL FLOORING EQUIPMENT, INC.
    Inventor: John A. Kivisto
  • Temperature control for blast wheel housing
    Patent number: 11498184
    Abstract: The temperature of the chamber housing a shot wheel of a shot blaster is controlled by positioning a fan exterior to the chamber that creates air flow across a mounting plate defining the chamber. The air flow created by the fan may also pass around the bearing surrounding the drive shaft that turns the shot wheel.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: November 15, 2022
    Assignee: National Flooring Equipment, Inc.
    Inventor: John A. Kivisto
  • Ergonomic control mechanism for self-propelled flooring equipment
    Patent number: 11338674
    Abstract: Control of a self-powered floor preparation machine is provided by an ergonomic controller having a guarded control stick which has various characteristics, including its pitch, roll, yaw and height, that may all be adjusted.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: May 24, 2022
    Assignee: National Flooring Equipment, Inc.
    Inventor: John A. Kivisto
  • Blade arrangement
    Patent number: 11085195
    Abstract: A floor stripping machine blade of a blade assembly has a leading edge, when the blade assembly is attached to a floor stripping machine, at an angle that is other than perpendicular to the direction of travel of the floor stripping machine, said angle of the blade's leading edge being fixed or adjustable.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: August 10, 2021
    Assignee: National Flooring Equipment, Inc.
    Inventor: Matthew C. Burk
  • Blade assembly for work vehicles
    Patent number: 10941529
    Abstract: A blade assembly for removing a membrane from a bridge deck during a road resurfacing project includes a plurality of independently mounted blades that are able to conform to the contours of a bridge deck, separate the membrane from the bridge deck, and form the separated portions of the membrane into narrow strips or rolls.
    Type: Grant
    Filed: June 2, 2020
    Date of Patent: March 9, 2021
    Assignee: National Flooring Equipment, Inc.
    Inventors: William Bigham, Tyler Midas
  • Isolator overtravel protection for walk-behind floor scraper
    Patent number: 10443254
    Abstract: An improved walk-behind floor scraper incorporates a plurality of isolators between a main plate and cutting head to reduce vibration and a plurality of stops to prevent damage to the isolators.
    Type: Grant
    Filed: October 8, 2018
    Date of Patent: October 15, 2019
    Assignee: National Flooring Equipment, Inc.
    Inventor: Matthew C. Burk
  • Isolator overtravel protection for walk-behind floor scraper
    Patent number: 10329782
    Abstract: An improved walk-behind floor scraper incorporates a plurality of isolators between a main plate and cutting head to reduce vibration and a plurality of stops to prevent damage to the isolators.
    Type: Grant
    Filed: December 14, 2017
    Date of Patent: June 25, 2019
    Assignee: National Flooring Equipment, Inc.
    Inventor: Matthew C. Burk
  • Walk-behind grinder
    Patent number: D874523
    Type: Grant
    Filed: October 7, 2016
    Date of Patent: February 4, 2020
    Assignee: National Flooring Equipment, Inc.
    Inventors: Danny Vang, Jeff Foster, Paul Schwendinger