Patents by Inventor Marcos Jose Dantas De Oliveira, Jr.

Marcos Jose Dantas De Oliveira, Jr. 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 filter
    Patent number: 10556199
    Abstract: An air filter for a fresh-air system of an internal combustion engine may include a filter housing, a filter element, and an inner shroud. The filter element may be arranged in the filter housing and may include an annular filter body, a first end plate, and a second end plate. The inner shroud may be arranged in the filter housing and may be rotatable about a longitudinal center axis of the filter housing. A first torque coupling may be disposed between the first end plate and an end wall of the inner shroud. The first torque coupling may have a driver contour on an inner side of the first end plate and a counterpart driver contour disposed on an outer side of the end wall. The driver contour may be engaged axially in the counterpart driver contour and facilitate torque transmission between the end wall and the first end plate.
    Type: Grant
    Filed: September 15, 2016
    Date of Patent: February 11, 2020
    Assignee: Mahle International GmbH
    Inventors: Alexandre Luchesi De Almeida, Edson Valdomiro De Azevedo, Jr., Pedro Basso, Marcos Jose Dantas De Oliveira, Jr.
  • AIR FILTER
    Publication number: 20190209959
    Abstract: An air filter for a fresh-air system of an internal combustion engine may include a filter housing, a filter element, and an inner shroud. The filter element may be arranged in the filter housing and may include an annular filter body, a first end plate, and a second end plate. The inner shroud may be arranged in the filter housing and may be rotatable about a longitudinal center axis of the filter housing. A first torque coupling may be disposed between the first end plate and an end wall of the inner shroud. The first torque coupling may have a driver contour on an inner side of the first end plate and a counterpart driver contour disposed on an outer side of the end wall. The driver contour may be engaged axially in the counterpart driver contour and facilitate torque transmission between the end wall and the first end plate.
    Type: Application
    Filed: September 15, 2016
    Publication date: July 11, 2019
    Inventors: Alexandre Luchesi De Almeida, Edson Valdomiro De Azevedo, Jr., Pedro Basso, Marcos Jose Dantas De Oliveira, Jr.