Patents by Inventor Lorella Annovazzi

Lorella Annovazzi 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).

  • Support housing for an electric starter motor for an internal combustion engine
    Patent number: 5146797
    Abstract: The housing has a bell-shaped end portion with an axial aperture in which the output pinion of the starter motor unit is supported for rotation and a side aperture through which the pinion can mate with a rotary member of the internal combustion engine. The side wall of the bell-shaped portion opposite the side aperture has a recess with a flat wall portion extending in a plane substantially parallel to the axis of the bell-shaped portion.
    Type: Grant
    Filed: June 20, 1991
    Date of Patent: September 15, 1992
    Assignee: Industrie Magneti Marelli SpA
    Inventors: Lorella Annovazzi, Fabio Arpino
  • Alternator rotor, particularly for motor vehicles
    Patent number: 4902922
    Abstract: The rotor comprises a shaft from which two facing pole plates extend radially, each having a plurality of radial pole fingers whose ends are bent towards the other pole plate and each of which extends between two adjacent fingers of the other pole plate. An excitation winding is situated between the plates coaxial with the shaft. At least one axial ventilation duct is formed in the shaft from which branch radial ducts in correspondence with the pole plates, the ducts communicating with the corresponding ventilation passages provided in each pole plate, which open into recesses defined between pairs of adjacent pole fingers.
    Type: Grant
    Filed: September 9, 1988
    Date of Patent: February 20, 1990
    Assignee: Industrie Magneti Marelli S.r.l.
    Inventor: Lorella Annovazzi