Patents by Inventor Peter J. Roy

Peter J. Roy 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: 5560887
    Abstract: A table and a gas-driven cutting apparatus are provided. The table supports a workpiece in a manner suitable for cutting of the workpiece by the gas-driven cutting apparatus. The table includes an open table top having a plurality of openings for receiving the forced hot gases and a plurality of distributed horizontally arranged contact points for supporting the workpiece. The openings are distributed throughout the table top independently of the cutting paths of the gas-driven cutting apparatus. The table further includes a ventilated stationary negative pressure, situated below the table top and coupled to each of the openings. The table may include a plurality of vertically arranged slats having longitudinal axes extending across the open table top. A plurality of horizontally extending members (e.g., having an inverted V-shape) may be placed between each pair of slats that extend across the open table top.
    Type: Grant
    Filed: May 10, 1995
    Date of Patent: October 1, 1996
    Assignee: Industrial Environmental Technologies, Ltd.
    Inventors: Peter J. Roy, Michael R. Nesta
  • Patent number: 5435525
    Abstract: A table and a gas-driven cutting apparatus are provided. The table supports a workpiece in a manner suitable for cutting of the workpiece by the gas-driven cutting apparatus. The table includes an open table top having a plurality of openings for receiving the forced hot gases and a plurality of distributed horizontally arranged contact points for supporting the workpiece. The openings are distributed throughout the table top independently of the cutting paths of the gas-driven cutting apparatus. The table further includes a ventilated stationary negative pressure, situated below the table top and coupled to each of the openings. The table may include a plurality of vertically arranged slats having longitudinal axes extending across the open table top. A plurality of horizontally extending members (e.g., having an inverted V-shape) may be placed between each pair of slats that extend across the open table top.
    Type: Grant
    Filed: July 28, 1994
    Date of Patent: July 25, 1995
    Inventors: Peter J. Roy, Michael R. Nesta