Patents by Inventor Michael Laing

Michael Laing 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).

  • Cutting device with tapered cutting element
    Patent number: 11499426
    Abstract: A cutting device for cutting rock includes a disc and a plurality of cutting elements secured to the disc. The disc is supported for rotation about an axis of rotation, and the disc includes a peripheral edge extending around the axis of rotation. The plurality of cutting elements are spaced apart along the peripheral edge of the disc and positioned in a cutting plane. Each of the cutting elements includes a base portion and a cutting portion including a cutting edge, and the cutting portion has a width that is larger than a width of the base portion.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: November 15, 2022
    Assignee: JOY GLOBAL UNDERGROUND MINING LLC
    Inventors: Joaquim Antonio Soares de Sousa, Michael Laing
  • Cutting head having segmented cutting disc
    Patent number: 10989050
    Abstract: A cutting device for engaging a rock face includes a disc body supported for rotation about an axis of rotation, and a plurality of peripheral portions removably secured to the disc body. Each of the peripheral portions including a plurality of cutting bits positioned on a peripheral edge. The peripheral edge of each peripheral portion is aligned with the peripheral edges of adjacent peripheral portions.
    Type: Grant
    Filed: March 16, 2020
    Date of Patent: April 27, 2021
    Assignee: Joy Global Underground Mining LLC
    Inventors: Joaquim Antonio Soares de Sousa, Michael Laing
  • CUTTING DEVICE WITH TAPERED CUTTING ELEMENT
    Publication number: 20210032989
    Abstract: A cutting device for cutting rock includes a disc and a plurality of cutting elements secured to the disc. The disc is supported for rotation about an axis of rotation, and the disc includes a peripheral edge extending around the axis of rotation. The plurality of cutting elements are spaced apart along the peripheral edge of the disc and positioned in a cutting plane. Each of the cutting elements includes a base portion and a cutting portion including a cutting edge, and the cutting portion has a width that is larger than a width of the base portion.
    Type: Application
    Filed: October 16, 2020
    Publication date: February 4, 2021
    Inventors: Joaquim Antonio Soares de Sousa, Michael Laing
  • Cutting device with tapered cutting element
    Patent number: 10808531
    Abstract: A cutting device for cutting rock includes a disc and a plurality of cutting elements secured to the disc. The disc is supported for rotation about an axis of rotation, and the disc includes a peripheral edge extending around the axis of rotation. The plurality of cutting elements are spaced apart along the peripheral edge of the disc and positioned in a cutting plane. Each of the cutting elements includes a base portion and a cutting portion including a cutting edge, and the cutting portion has a width that is larger than a width of the base portion.
    Type: Grant
    Filed: May 26, 2017
    Date of Patent: October 20, 2020
    Assignee: JOY GLOBAL UNDERGROUND MINING LLC
    Inventors: Joaquim Antonio Soares de Sousa, Michael Laing
  • CUTTING HEAD HAVING SEGMENTED CUTTING DISC
    Publication number: 20200217198
    Abstract: A cutting device for engaging a rock face includes a disc body supported for rotation about an axis of rotation, and a plurality of peripheral portions removably secured to the disc body. Each of the peripheral portions including a plurality of cutting bits positioned on a peripheral edge. The peripheral edge of each peripheral portion is aligned with the peripheral edges of adjacent peripheral portions.
    Type: Application
    Filed: March 16, 2020
    Publication date: July 9, 2020
    Inventors: Joaquim Antonio Soares de Sousa, Michael Laing
  • Cutting head having segmented cutting disc
    Patent number: 10626723
    Abstract: A cutting device for engaging a rock face includes a disc body supported for rotation about an axis of rotation, and a plurality of peripheral portions removably secured to the disc body. Each of the peripheral portions including a plurality of cutting bits positioned on a peripheral edge. The peripheral edge of each peripheral portion is aligned with the peripheral edges of adjacent peripheral portions.
    Type: Grant
    Filed: May 26, 2017
    Date of Patent: April 21, 2020
    Assignee: Joy Global Underground Mining LLC
    Inventors: Joaquim Antonio Soares de Sousa, Michael Laing
  • Cutting head having segmented cutting disc
    Patent number: 10590766
    Abstract: A cutting device for engaging a rock face includes a disc body supported for rotation about an axis of rotation, and a plurality of peripheral portions removably secured to the disc body. Each of the peripheral portions including a plurality of cutting bits positioned on a peripheral edge. The peripheral edge of each peripheral portion is aligned with the peripheral edges of adjacent peripheral portions.
    Type: Grant
    Filed: May 26, 2017
    Date of Patent: March 17, 2020
    Assignee: Joy Global Underground Mining LLC
    Inventors: Joaquim Antonio Soares de Sousa, Michael Laing
  • Cutting device with wear elements
    Patent number: 10287881
    Abstract: A cutting device for a cutting head includes a disc, a plurality of cutting elements secured to the disc, and a plurality of wear elements secured to the disc. The disc rotates about an axis of rotation, and the disc includes a peripheral edge. The cutting elements are spaced apart from one another along the peripheral edge of the disc. The wear elements are spaced apart from one another and from the cutting elements.
    Type: Grant
    Filed: May 26, 2017
    Date of Patent: May 14, 2019
    Assignee: Joy Global Underground Mining LLC
    Inventors: Joaquim Antonio Soares de Sousa, Michael Laing
  • CUTTING DEVICE WITH TAPERED CUTTING ELEMENT
    Publication number: 20170342835
    Abstract: A cutting device for cutting rock includes a disc and a plurality of cutting elements secured to the disc. The disc is supported for rotation about an axis of rotation, and the disc includes a peripheral edge extending around the axis of rotation. The plurality of cutting elements are spaced apart along the peripheral edge of the disc and positioned in a cutting plane. Each of the cutting elements includes a base portion and a cutting portion including a cutting edge, and the cutting portion has a width that is larger than a width of the base portion.
    Type: Application
    Filed: May 26, 2017
    Publication date: November 30, 2017
    Inventors: Joaquim Antonio Soares de Sousa, Michael Laing
  • CUTTING HEAD HAVING SEGMENTED CUTTING DISC
    Publication number: 20170342830
    Abstract: A cutting device for engaging a rock face includes a disc body supported for rotation about an axis of rotation, and a plurality of peripheral portions removably secured to the disc body. Each of the peripheral portions including a plurality of cutting bits positioned on a peripheral edge. The peripheral edge of each peripheral portion is aligned with the peripheral edges of adjacent peripheral portions.
    Type: Application
    Filed: May 26, 2017
    Publication date: November 30, 2017
    Inventors: Joaquim Antonio Soares de Sousa, Michael Laing
  • CUTTING DEVICE WITH WEAR ELEMENTS
    Publication number: 20170342829
    Abstract: A cutting device for a cutting head includes a disc, a plurality of cutting elements secured to the disc, and a plurality of wear elements secured to the disc. The disc rotates about an axis of rotation, and the disc includes a peripheral edge. The cutting elements are spaced apart from one another along the peripheral edge of the disc. The wear elements are spaced apart from one another and from the cutting elements.
    Type: Application
    Filed: May 26, 2017
    Publication date: November 30, 2017
    Inventors: Joaquim Antonio Soares de Sousa, Michael Laing