Patents by Inventor Roberta Cruz

Roberta Cruz 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).

  • Patent number: 9920717
    Abstract: A preheating device for an internal combustion engine may include an inlet connection for connecting a distributor rail of a fuel injection system and an outlet connection for connecting a fuel injector of the fuel injection system. A preheating chamber may be fluidically connected with the inlet connection and the outlet connection and be flowable through by a fuel flow. At least one electrical heating element may be included for heating the fuel flow in the preheating chamber. At least one metallic heating body, which may be exposed to the fuel flow in the preheating chamber, may receive the at least one heating element.
    Type: Grant
    Filed: October 22, 2013
    Date of Patent: March 20, 2018
    Assignee: Mahle International GmbH
    Inventors: Tadeu Amaral, Roberta Cruz, Fernando Yoshino, Fabio Moreira, Juergen Stehlig, Patrik Klingbacher, Werner Schadler, Mario Wetzl
  • Patent number: 9476389
    Abstract: A fuel injection system for an internal combustion engine may include at least one distributor unit to supply liquid fluid and a plurality of preheating systems each connected to the distributor unit. The respective preheating systems may have a preheating chamber and at least one heating element. A plurality of connection nozzles may each be connected to respective preheating systems. A fuel path may lead from the distributor unit through the respective preheating chambers to the respective injection nozzles of the plurality of preheating systems. The respective preheating systems may include a housing having an inlet and an outlet. The housing may be connected via a plug-in connection on the inlet to the distributor unit and via a plug-in connection on the outlet to the respective injection nozzle.
    Type: Grant
    Filed: November 9, 2012
    Date of Patent: October 25, 2016
    Assignee: Mahle International GmbH
    Inventors: Tadeu Amaral, Roberta Cruz, Fabio Moreira, Juergen Stehlig
  • Publication number: 20150300300
    Abstract: A preheating device for an internal combustion engine may include an inlet connection for connecting a distributor rail of a fuel injection system and an outlet connection for connecting a fuel injector of the fuel injection system. A preheating chamber may be fluidically connected with the inlet connection and the outlet connection and be flowable through by a fuel flow. At least one electrical heating element may be included for heating the fuel flow in the preheating chamber. At least one metallic heating body, which may be exposed to the fuel flow in the preheating chamber, may receive the at least one heating element.
    Type: Application
    Filed: October 22, 2013
    Publication date: October 22, 2015
    Inventors: Tadeu Amaral, Roberta Cruz, Fernando Yoshino, Fabio Moreira, Juergen Stehlig, Patrik Klingbacher, Werner Schadler, Mario Wetzl
  • Publication number: 20140345567
    Abstract: A fuel injection system for an internal combustion engine may include at least one distributor unit to supply liquid fluid and a plurality of preheating systems each connected to the distributor unit. The respective preheating systems may have a preheating chamber and at least one heating element. A plurality of connection nozzles may each be connected to respective preheating systems. A fuel path may lead from the distributor unit through the respective preheating chambers to the respective injection nozzles of the plurality of preheating systems. The respective preheating systems may include a housing having an inlet and an outlet. The housing may be connected via a plug-in connection on the inlet to the distributor unit and via a plug-in connection on the outlet to the respective injection nozzle.
    Type: Application
    Filed: November 9, 2012
    Publication date: November 27, 2014
    Inventors: Tadeu Amaral, Roberta Cruz, Fabio Moreira, Juergen Stehlig