Patents by Inventor Phillip Przybylinski

Phillip Przybylinski 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: 4334481
    Abstract: A covered railway hopper car includes a partition sheet assembly, including a plurality of partition sheets compartmentalizing the hopper car. The partion sheets include a construction at their upper end which relieves stress, reduces fatigue and improves partition sheet resistance to fatigue.
    Type: Grant
    Filed: April 28, 1980
    Date of Patent: June 15, 1982
    Assignee: Pullman Incorporated
    Inventors: Phillip Przybylinski, Babgaunda A. Patil, Gerald B. Anderson
  • Patent number: 4317532
    Abstract: A pneumatic discharge arrangement for railway hopper cars includes a housing secured to a discharge end of a hopper including a chamber having an elongated opening. The opening is regulated by a sliding pivoting valve disposed beneath the opening within a trough that is adapted to be connected to a pneumatic conveyer. Movement of the sliding pivoting valve is accomplished by an operating mechanism from either side of the railway car.
    Type: Grant
    Filed: October 29, 1979
    Date of Patent: March 2, 1982
    Assignee: Pullman Incorporated
    Inventor: Phillip Przybylinski