Patents by Inventor José Herrada

José Herrada 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).

  • Domestic electrical appliance including an electric motor
    Patent number: 7034477
    Abstract: Domestic electrical appliance, including a universal electric motor powered by direct current via an electrical circuit linked to a DC electrical voltage source, said circuit including a chopper arrangement, including a capacitor in parallel with the DC voltage source, and one or more solid-state switches, wherein the circuit also includes two controllable switches, for automatically reconfiguring said circuit: a first switch, connected on the one hand, to a first terminal of a motor winding, and on the other hand, alternately to the DC voltage source and to the first terminal of the motor rotor; a second switch, connected on the one hand, to the second terminal of said motor winding, and on the other hand, alternately to one or to the other of the terminals of the motor rotor.
    Type: Grant
    Filed: March 2, 2005
    Date of Patent: April 25, 2006
    Assignee: SEB SA
    Inventors: José Herrada, Michel Guinet
  • Domestic electrical appliance including an electric motor
    Publication number: 20050194920
    Abstract: Domestic electrical appliance, including a universal electric motor powered by direct current via an electrical circuit linked to a DC electrical voltage source, said circuit including a chopper arrangement, including a capacitor in parallel with the DC voltage source, and one or more solid-state switches, wherein the circuit also includes two controllable switches, for automatically reconfiguring said circuit: a first switch, connected on the one hand, to a first terminal of a motor winding, and on the other hand, alternately to the DC voltage source and to the first terminal of the motor rotor; a second switch, connected on the one hand, to the second terminal of said motor winding, and on the other hand, alternately to one or to the other of the terminals of the motor rotor.
    Type: Application
    Filed: March 2, 2005
    Publication date: September 8, 2005
    Applicant: SEB S.A.
    Inventors: Jose Herrada, Michel Guinet