Patents by Inventor Darren Yaoshun Ting

Darren Yaoshun Ting 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).

  • Hybrid valve train system
    Patent number: 10808579
    Abstract: For a given cylinder in the engine having two intake valves and two exhaust valves, one of the intake valves is driven by a bucket tappet, while the other intake valve is actuated via a roller finger follower. Similarly, one of the exhaust valves is driven by a bucket tappet, while the other exhaust valve is actuated via a roller finger follower. The intake valves read inputs form an intake camshaft, and the exhaust valves read inputs from an exhaust camshaft.
    Type: Grant
    Filed: October 23, 2019
    Date of Patent: October 20, 2020
    Assignee: Cummins Inc.
    Inventors: Darren Yaoshun Ting, David M. Barnes
  • HYBRID VALVE TRAIN SYSTEM
    Publication number: 20200056514
    Abstract: For a given cylinder in the engine having two intake valves and two exhaust valves, one of the intake valves is driven by a bucket tappet, while the other intake valve is actuated via a roller finger follower. Similarly, one of the exhaust valves is driven by a bucket tappet, while the other exhaust valve is actuated via a roller finger follower. The intake valves read inputs form an intake camshaft, and the exhaust valves read inputs from an exhaust camshaft.
    Type: Application
    Filed: October 23, 2019
    Publication date: February 20, 2020
    Inventors: Darren Yaoshun Ting, David M. Barnes