Patents by Inventor Eugene Novosad

Eugene Novosad 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).

  • Drive for banded washer type seal
    Patent number: 4779876
    Abstract: An improved drive for a banded sealing ring or washer in a rotary mechanical seal. The washer, usually a ceramic washer, is provided with an annular band surrounding its outer periphery which includes an outwardly extending flange. The seal includes a sleeve mounted on a rotatable shaft of a pump, which houses the washer in coaxial relation. It further includes a flange extending radially, which defines means in contact with the band of the washer, such that driving engagement is effected between the sleeve flange and the washer band and the washer is caused to rotate with the sleeve.
    Type: Grant
    Filed: May 11, 1987
    Date of Patent: October 25, 1988
    Assignee: John Crane-Houdaille. Inc.
    Inventor: Eugene Novosad