Patents by Inventor Howard Tripp

Howard Tripp 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).

  • Publication number: 20020073548
    Abstract: A method of manufacturing a roller element bearing comprising an inner ring, an outer ring, and a series of rolling elements. A rolling surface of each rolling element is in contact with a raceway surface formed in each of the inner and the outer rings. At least one of the raceway surfaces of the inner and outer rings and the rolling surfaces of the rolling elements is provided with a topography comprising recesses which are generally isolated by lands. The recesses are formed by shot peening at least one of the surfaces. In addition, the recesses are provided with lubricant.
    Type: Application
    Filed: February 25, 2002
    Publication date: June 20, 2002
    Applicant: SKF Engineering & Research Centre B.V.
    Inventors: Alexander Jan Carel De Vries, Armin Herbert Emil August Olschewski, John Howard Tripp, Pieter Martin Lugt
  • Patent number: 6371656
    Abstract: A rolling element bearing comprises an inner ring, an outer ring and a series of rolling elements the rolling surface of which is in contact with the raceway surfaces of both rings, and possibly at least one flange the surface of which is in slidable contact with the end surface of a roller element, at least one of these surfaces (8) being provided with a topography comprising recesses (13) which are generally isolated from each other by lands (14) and which may contain a lubricant. The recesses have a maximum size of 100 micrometer in a direction parallel to the surface in question.
    Type: Grant
    Filed: March 23, 2000
    Date of Patent: April 16, 2002
    Assignee: SKF Engineering & Research Centre B.V.
    Inventors: Alexander Jan Carel De Vries, Arimin Herbert Emil August Olschewski, John Howard Tripp, Pieter Martin Lugt