Patents by Inventor VITTORIO CLAUDIO CRISAFULLI

VITTORIO CLAUDIO CRISAFULLI 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).

  • Power supply device for a household appliance and an operating method thereof
    Patent number: 9544948
    Abstract: A power supply device of a household appliance has a switching converter having a rectifying stage electrically connected with the mains, a bus capacitor electrically connected in parallel with at least one output terminal of the rectifying stage, a first and second resonant tank electrically connected with at least a terminal of the bus capacitor, a first and second switching device respectively having a first and second switching period and are connected respectively with the first and second resonant tank. The power supply device further has a controller for controlling the first and second switching device. The controller operates at least one of a first switching device independently from the operating conditions of a second switching device. The controller operates the second switching device depending on the operating conditions of the first switching device.
    Type: Grant
    Filed: September 25, 2013
    Date of Patent: January 10, 2017
    Assignee: Whirlpool Corporation
    Inventors: Cristiano Vito Pastore, Vittorio Claudio Crisafulli, Diego Neftali Gutierrez, Alberto Maranzana
  • POWER SUPPLY DEVICE FOR A HOUSEHOLD APPLIANCE AND AN OPERATING METHOD THEREOF
    Publication number: 20140166641
    Abstract: A power supply device and method for a household appliance is disclosed. The power supply device comprises a switching converter having a rectifying stage, electrically connected with the mains, a bus capacitor, electrically connected in parallel with at least one output terminal of the rectifying stage, a first and second resonant tank, electrically connected with at least a terminal of the bus capacitor, a first and second switching device respectively having a first and second switching period and are connected respectively with the first and second resonant tank. The power supply device further comprises a control means for controlling the first and second switching device. The control means operates at least one of a first switching device independently from the operating conditions of a second switching device. The control means operates the second switching device depending on the operating conditions of the first switching device.
    Type: Application
    Filed: September 25, 2013
    Publication date: June 19, 2014
    Applicant: Whirlpool Corporation
    Inventors: CRISTIANO VITO PASTORE, VITTORIO CLAUDIO CRISAFULLI, DIEGO NEFTALI GUTIERREZ, ALBERTO MARANZANA