Patents by Inventor Angelo Castellari

Angelo Castellari 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).

  • Cover for the valve rocker compartment of internal combustion engines, with a lubricating oil anti-sucking device
    Patent number: 4920943
    Abstract: A cover for a valve rocker compartment of an internal combustion engine which comprises a hollow shaped casing (9) for closing the compartment containing the rockers (6) which operate the engine intake and exhaust valves (22; 33), and a duct system which connects the shaped casing to the engine air intake manifold (2). The duct system is intercepted by a valving member (31) which is maintained in the open positiion by an elastic member of predetermined load, but closes said duct system when the vacuum in the manifold reaches an undesirable value.
    Type: Grant
    Filed: May 10, 1989
    Date of Patent: May 1, 1990
    Assignee: Lombardini Fabbrica Italiana Motori S.p.A.
    Inventor: Angelo Castellari