Patents by Inventor Donald Howieson

Donald Howieson 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).

  • Detection of fretting and/or smearing with false-brinelling potential
    Patent number: 10324003
    Abstract: A process for monitoring for the presence of fretting and/or smearing with false brinelling potential in a non-rotating bearing provides the steps of: acquiring acoustic emission data emanating from the non-rotating bearing under an alternating load; and comparing the acoustic emission data with a threshold indicative of fretting and/or smearing.
    Type: Grant
    Filed: November 6, 2014
    Date of Patent: June 18, 2019
    Assignee: Aktiebolaget SKF
    Inventors: Allan Thomson, Joseph Erskine, Donald Howieson
  • DETECTION OF FRETTING AND/OR SMEARING WITH FALSE-BRINELLING POTENTIAL
    Publication number: 20160334303
    Abstract: A process for monitoring for the presence of fretting and/or smearing with false brinelling potential in a non-rotating bearing provides the steps of: acquiring acoustic emission data emanating from the non-rotating bearing under an alternating load; and comparing the acoustic emission data with a threshold indicative of fretting and/or smearing.
    Type: Application
    Filed: November 6, 2014
    Publication date: November 17, 2016
    Applicant: Aktiebolaget SKF
    Inventors: Allan Thomson, Joseph Erskine, Donald Howieson