Patents by Inventor Roberto HARDT

Roberto HARDT 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).

  • Air-cooling system for vertical rotary electric machines, dedicated ventilation box, and corresponding vertical rotary electric machine
    Patent number: 12695358
    Abstract: The present invention relates to an air-cooling system for vertical rotary electric machines (200) comprising a one-piece, modular ventilation box (100) arranged separately and outside the vertical rotary electric machine (200) to form an upward-flow cooling circuit therewith, in which the internal space thereof is divided into an intake region (101) and an exhaust region (102). The intake region (101) comprises an air intake (111), at least one intake screen (113) and at least one intake opening (161), and the exhaust region (102) comprises at least one exhaust opening (162), at least one exhaust screen (153) and at least one air outlet (151). The present invention also relates to a ventilation box (100) dedicated to cooling, and to a corresponding vertical rotary electric machine (200).
    Type: Grant
    Filed: November 10, 2020
    Date of Patent: July 28, 2026
    Assignee: WEG EQUIPAMENTOS ELÉTRICOS S.A.
    Inventors: Leandro Schemmer, Rafael Fernando Junckes, Roberto Hardt
  • AIR-COOLING SYSTEM FOR VERTICAL ROTARY ELECTRIC MACHINES, DEDICATED VENTILATION BOX, AND CORRESPONDING VERTICAL ROTARY ELECTRIC MACHINE
    Publication number: 20240120804
    Abstract: The present invention relates to an air-cooling system for vertical rotary electric machines (200) comprising a one-piece, modular ventilation box (100) arranged separately and outside the vertical rotary electric machine (200) to form an upward-flow cooling circuit therewith, in which the internal space thereof is divided into an intake region (101) and an exhaust region (102). The intake region (101) comprises an air intake (111), at least one intake screen (113) and at least one intake opening (161), and the exhaust region (102) comprises at least one exhaust opening (162), at least one exhaust screen (153) and at least one air outlet (151). The present invention also relates to a ventilation box (100) dedicated to cooling, and to a corresponding vertical rotary electric machine (200).
    Type: Application
    Filed: November 10, 2020
    Publication date: April 11, 2024
    Inventors: Leandro SCHEMMER, Rafael Fernando JUNCKES, Roberto HARDT