Patents by Inventor Mike J. Otto

Mike J. Otto 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).

  • Rocker arm assembly having lash management for cylinder deactivation and engine brake configuration
    Patent number: 11549405
    Abstract: A type III rocker arm assembly operable in a first mode and a second mode based on rotation of a cam shaft includes a rocker shaft and a first rocker arm assembly. The first rocker arm assembly receives the rocker shaft and is configured to rotate around the rocker shaft in the first mode based on engagement with the first cam lobe. The first rocker arm assembly collectively comprises a valve side rocker arm, a cam side rocker arm and a latch pin. The valve side rocker arm defines a valve side rocker arm bore. The cam side rocker arm defines a cam side rocker arm bore. The latch pin assembly is received by the valve and cam side rocker arm bores and selectively couples the valve side rocker arm and the cam side rocker arm for concurrent movement in the first mode.
    Type: Grant
    Filed: July 22, 2021
    Date of Patent: January 10, 2023
    Inventors: Andrei Radulescu, Leighton Roberts, Ramy Rezkalla, James R. Sheren, Mike J. Otto
  • ROCKER ARM ASSEMBLY HAVING LASH MANAGEMENT FOR CYLINDER DEACTIVATION AND ENGINE BRAKE CONFIGURATION
    Publication number: 20210348528
    Abstract: A type III rocker arm assembly operable in a first mode and a second mode based on rotation of a cam shaft includes a rocker shaft and a first rocker arm assembly. The first rocker arm assembly receives the rocker shaft and is configured to rotate around the rocker shaft in the first mode based on engagement with the first cam lobe. The first rocker arm assembly collectively comprises a valve side rocker arm, a cam side rocker arm and a latch pin. The valve side rocker arm defines a valve side rocker arm bore. The cam side rocker arm defines a cam side rocker arm bore. The latch pin assembly is received by the valve and cam side rocker arm bores and selectively couples the valve side rocker arm and the cam side rocker arm for concurrent movement in the first mode.
    Type: Application
    Filed: July 22, 2021
    Publication date: November 11, 2021
    Applicant: Eaton Intelligent Power Limited
    Inventors: Andrei Radulescu, Leighton Roberts, Ramy Rezkalla, James R. Sheren, Mike J. Otto