Patents by Inventor Enrico Grandi

Enrico Grandi 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).

  • Track roller assembly
    Patent number: 9908572
    Abstract: A track roller frame is provided for an endless track. The track roller frame includes a shaft including a body portion and a flange. A first bearing assembly rotatably supports a first rim portion on the shaft and a second bearing assembly rotatably supports a second rim portion on the shaft. Each of the first bearing assembly and the second bearing assembly includes a first leg that extends in the axial direction and is disposed along the body portion of the shaft and a second leg that extends in the radial direction and is disposed along the flange. A respective inner surface of each of the first rim portion and the second rim portion that faces the bearing assembly includes a plurality of lubricant pockets for receiving lubricant. Each of the lubricant pockets is configured and arranged such that lubricant contained therein is in fluid communication with the bearing assembly.
    Type: Grant
    Filed: September 24, 2015
    Date of Patent: March 6, 2018
    Assignee: Caterpillar Inc.
    Inventors: Jennifer A. Brooks, Enrico Grandi, Maurizio Succi, Roger L. Recker
  • TRACK ROLLER ASSEMBLY
    Publication number: 20170088204
    Abstract: A track roller frame is provided for an endless track. The track roller frame includes a shaft including a body portion and a flange. A first bearing assembly rotatably supports a first rim portion on the shaft and a second bearing assembly rotatably supports a second rim portion on the shaft. Each of the first bearing assembly and the second bearing assembly includes a first leg that extends in the axial direction and is disposed along the body portion of the shaft and a second leg that extends in the radial direction and is disposed along the flange. A respective inner surface of each of the first rim portion and the second rim portion that faces the bearing assembly includes a plurality of lubricant pockets for receiving lubricant. Each of the lubricant pockets is configured and arranged such that lubricant contained therein is in fluid communication with the bearing assembly.
    Type: Application
    Filed: September 24, 2015
    Publication date: March 30, 2017
    Applicant: CATERPILLAR INC.
    Inventors: Jennifer A. Brooks, Enrico Grandi, Maurizio Succi, Roger L. Recker