The Ex One Company

Exone Operating, LLC.

Adam W Stroud

Michael John McCoy

Anthony S Dugan

Joseph J Bolt

Rick D Lucas

Lucas W Phalen

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.

Oscillating smoothing device for a three-dimensional printer

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 counter rotating roller () along its 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 ().

Powder-layer three-dimensional printer with smoothing device

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.

Growing community of inventors

Rosharon, TX, United States of America

Adam W Stroud