Patents by Inventor Pedro Madeira

Pedro Madeira 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).

  • Flap arrangement in the flange area of an intake system for an internal combustion engine
    Patent number: 7162997
    Abstract: An internal combustion engine intake system 10 having a flange area 12 with a first inlet channel 14 and a second inlet channel 13 for each cylinder of the engine and a flap arrangement for closing the second inlet channel 14 arranged in the flange area. The flap arrangement includes an actuating shaft 15 on which flaps 33 are provided for closing each of the second inlet channels 14 when the actuating shaft 15 is operated. The actuating shaft 15 is integrated into the flange area 12 of the intake system 10 and supported by bearing elements 16, which are inserted in mating receptacle profiles 18 formed in the flange area 12, so that the actuating shaft 15 is surrounded by the individual bearing elements 16 over an angular range of substantially greater than 180°.
    Type: Grant
    Filed: April 29, 2005
    Date of Patent: January 16, 2007
    Assignee: Mann & Hummel GmbH
    Inventor: Pedro Madeira
  • Flap arrangement in the flange area of an intake system for an internal combustion engine
    Publication number: 20050241614
    Abstract: An internal combustion engine intake system 10 having a flange area 12 with a first inlet channel 14 and a second inlet channel 13 for each cylinder of the engine and a flap arrangement for closing the second inlet channel 14 arranged in the flange area. The flap arrangement includes an actuating shaft 15 on which flaps 33 are provided for closing each of the second inlet channels 14 when the actuating shaft 15 is operated. The actuating shaft 15 is integrated into the flange area 12 of the intake system 10 and supported by bearing elements 16, which are inserted in mating receptacle profiles 18 formed in the flange area 12, so that the actuating shaft 15 is surrounded by the individual bearing elements 16 over an angular range of substantially greater than 180°.
    Type: Application
    Filed: April 29, 2005
    Publication date: November 3, 2005
    Applicant: Mann & Hummel
    Inventor: Pedro Madeira