Patents by Inventor Angelo Vignoito

Angelo Vignoito 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).

  • Seal for bearings of motor vehicle wheel hubs
    Patent number: 5149207
    Abstract: A seal device for wheel hub bearings consists of a centrifugation device (1) equipped with a seal (3) and a screen or shield (2) mounted onto the outer fixed race (11). The centrifugation device (1) is fixed to the inner rotating race (10) of the bearing. The seal (3) is provided with lips (7,8) which slide respectively against the outer race (11) of the bearing and against the shield (2) mounted on this race. The centrifugation device (1) and the shield (2) are shaped and positioned between the two races so as to form a first chamber (21) open towards the outside of the bearing, a second closed intermediate chamber (22) and a third chamber (23) open towards the inner parts of the bearing.
    Type: Grant
    Filed: May 13, 1991
    Date of Patent: September 22, 1992
    Assignee: SKF Industrie S.p.A.
    Inventor: Angelo Vignoito