Patents by Inventor Marco MASTROTOTARO

Marco MASTROTOTARO 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).

  • Bearing cap and electric motor utilizing the same
    Patent number: 11764639
    Abstract: The invention relates to a bearing cap (10) and an electric motor (M) utilizing the same. The bearing cap (10) has a first annular protrusion (18) configured for fixing to a corresponding annular groove (27) of an axial end of the bearing seat (13) by an adhesive. The first annular protrusion (18) has a plurality of first cuts (28). With the bearing cap (10), sand or other impurities can be prevented from entering the bearing seat (13).
    Type: Grant
    Filed: March 22, 2021
    Date of Patent: September 19, 2023
    Assignee: JOHNSON ELECTRIC INTERNATIONAL AG
    Inventors: Marco Mastrototaro, Nicola Re
  • BEARING CAP AND ELECTRIC MOTOR UTILIZING THE SAME
    Publication number: 20210234426
    Abstract: The invention relates to a bearing cap (10) and an electric motor (M) utilizing the same. The bearing cap (10) has a first annular protrusion (18) configured for fixing to a corresponding annular groove (27) of an axial end of the bearing seat (13) by an adhesive. The first annular protrusion (18) has a plurality of first cuts (28). With the bearing cap (10), sand or other impurities can be prevented from entering the bearing seat (13).
    Type: Application
    Filed: March 22, 2021
    Publication date: July 29, 2021
    Inventors: Marco MASTROTOTARO, Nicola RE
  • Closure system for electric motor and corresponding closing procedure
    Patent number: 10873234
    Abstract: A closure system for a seat of an electric motor adapted for housing a rotor of the electric motor, which is allowed to provide a perfect and resistant sealing of the seat, without the need to apply a resin near the lid. when the lid is at least partially inserted into the seat of the rotor, an annular gasket is disposed in contact between the lid and the seat, one end of the main body of a retaining element, which faces the opening, elastically presses against the central portion of the lid, and an opposite radially protruding end of the tabs of the retaining element, elastically presses against the seat, to prevent the removal of the lid from the seat.
    Type: Grant
    Filed: February 15, 2019
    Date of Patent: December 22, 2020
    Assignee: JOHNSON ELECTRIC INTERNATIONAL AG
    Inventors: Marco Mastrototaro, Valerio Baravalle, Luca Gallace
  • CLOSURE SYSTEM FOR ELECTRIC MOTOR AND CORRESPONDING CLOSING PROCEDURE
    Publication number: 20190260258
    Abstract: A closure system for a seat of an electric motor adapted for housing a rotor of the electric motor, which is allowed to provide a perfect and resistant sealing of the seat, without the need to apply a resin near the lid. when the lid is at least partially inserted into the seat of the rotor, an annular gasket is disposed in contact between the lid and the seat, one end of the main body of a retaining element, which faces the opening, elastically presses against the central portion of the lid, and an opposite radially protruding end of the tabs of the retaining element, elastically presses against the seat, to prevent the removal of the lid from the seat.
    Type: Application
    Filed: February 15, 2019
    Publication date: August 22, 2019
    Inventors: Marco MASTROTOTARO, Valerio BARAVALLE, Luca GALLACE