Patents by Inventor Luigi Dalpane

Luigi Dalpane 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).

  • Automatic servo-controlled valve with high-speed opening
    Patent number: 4788999
    Abstract: The object of the invention is an automatic servo-controlled valve with high speed opening wherein the shutter is a hinged cover (20). Suitable locking means (30, 50) keep the cover (20) in a locked position up to the time when the pressure difference on the two faces of the cover exceeds a pre-determined minimum level. After the said locking means have moved to an open position, an actuator (40) operates the opening of the said cover at high speed (FIG. 1).
    Type: Grant
    Filed: July 9, 1987
    Date of Patent: December 6, 1988
    Assignees: Ansaldo S.p.A., ENEA Comitato Nazionale per la Ricerca e lo Sviluppo dell'Energia Nucleare e delle Energie Alternative
    Inventor: Luigi Dalpane