Patents by Inventor Adam W. Stroud

Adam W. Stroud 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).

  • Oscillating smoothing device for a three-dimensional printer
    Patent number: 11453159
    Abstract: A powder layer smoothing devices adapted for use with powder-layer three-dimensional printers are described. The smoothing devices include an oscillating smoothing device that includes a leading edge adapted to cut, remove, and redistribute excess powder in a powder layer. A leveling sled follows the leading edge to trowel and compact the powder in the powder layer.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: September 27, 2022
    Assignee: ExOne Operating, LLC.
    Inventors: Adam W. Stroud, Lucas W. Phalen
  • Oscillating Smoothing Device For A Three-Dimensional Printer
    Publication number: 20210114289
    Abstract: A powder layer smoothing devices adapted for use with powder-layer three-dimensional printers are described. The smoothing devices include an oscillating smoothing device that includes a leading edge adapted to cut, remove, and redistribute excess powder in a powder layer. A leveling sled follows the leading edge to trowel and compact the powder in the powder layer.
    Type: Application
    Filed: May 29, 2020
    Publication date: April 22, 2021
    Inventors: Adam W. Stroud, Lucas W. Phalen
  • Powder-layer three-dimensional printer with smoothing device
    Patent number: 10759115
    Abstract: Powder layer smoothing devices (34) adapted for use with powder-layer three-dimensional printers (10) are described. The smoothing devices (34) include a counter rotating roller (36, 50, 60) having a complex powder engaging face (38) that may include a series or plurality of flutes (54) or may include knurling (64) extending along at least a portion of the counter rotating roller (36, 50, 60) along its rotational axis (56, 66). The smoothing device (34) may also include a vertically adjustable finishing roller (35) to follow the counter rotating roller (36, 50, 60) across the build box (12) of the powder-layer three-dimensional printer (10).
    Type: Grant
    Filed: September 11, 2019
    Date of Patent: September 1, 2020
    Assignee: The ExOne Company
    Inventors: Adam W. Stroud, Rick D. Lucas, Michael John McCoy, Anthony S. Dugan, Joseph J. Bolt
  • Powder-Layer Three-Dimensional Printer with Smoothing Device
    Publication number: 20200001530
    Abstract: Powder layer smoothing devices (34) adapted for use with powder-layer three-dimensional printers (10) are described. The smoothing devices (34) include a counter rotating roller (36, 50, 60) having a complex powder engaging face (38) that may include a series or plurality of flutes (54) or may include knurling (64) extending along at least a portion of the counter rotating roller (36, 50, 60) along its rotational axis (56, 66). The smoothing device (34) may also include a vertically adjustable finishing roller (35) to follow the counter rotating roller (36, 50, 60) across the build box (12) of the powder-layer three-dimensional printer (10).
    Type: Application
    Filed: September 11, 2019
    Publication date: January 2, 2020
    Inventors: Adam W. Stroud, Rick D. Lucas, Michael John McCoy, Anthony S. Dugan, Joseph J. Bolt
  • Powder-layer three-dimensional printer with smoothing device
    Patent number: 10449718
    Abstract: A powder layer smoothing devices adapted for use with powder-layer three-dimensional printers are described. The smoothing devices include a counter rotating roller having a complex powder engaging face that may include a series or plurality of flutes or may include knurling extending along at least a portion of the roller along the rotational axis. The smoothing device may also include a vertically adjustable finishing roller to follow the counter rotating roller across the build box of the powder-layer three-dimensional printer.
    Type: Grant
    Filed: October 4, 2018
    Date of Patent: October 22, 2019
    Assignee: The ExOne Company
    Inventors: Adam W. Stroud, Rick D. Lucas, Michael John McCoy, Anthony S. Dugan, Joseph J. Bolt