Patents by Inventor Guido Zardo

Guido Zardo 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).

  • System, pump and method of vacuum generation for applications to motor vehicles
    Patent number: 9739269
    Abstract: A vacuum generation system, in particular for applications to hybrid-drive motor vehicles, comprises a vacuum pump (10) arranged to be independently driven by either an internal combustion engine (1 1) or an electric motor (12) depending on the vacuum conditions in utilizing devices (15) and the operating conditions of the internal combustion engine. A pump for use in such a system and a method of vacuum generation by using the system are also provided.
    Type: Grant
    Filed: November 22, 2012
    Date of Patent: August 22, 2017
    Assignee: VHIT S.P.A.
    Inventors: Volker Leifert, Leonardo Cadeddu, Guido Zardo
  • SYSTEM, PUMP AND METHOD OF VACUUM GENERATION FOR APPLICATIONS TO MOTOR VEHICLES
    Publication number: 20150125311
    Abstract: A vacuum generation system, in particular for applications to hybrid-drive motor vehicles, comprises a vacuum pump arranged to be independently driven by either an internal combustion engine (11) or an electric motor (12) depending on the vacuum conditions in utilising devices (15) and the operating conditions of the internal combustion engine. A pump for use in such a system and a method of vacuum generation by using the system are also provided.
    Type: Application
    Filed: November 22, 2012
    Publication date: May 7, 2015
    Applicant: VHIT S.P.A.
    Inventors: Volker Leifert, Leonardo Cadeddu, Guido Zardo