Patents by Inventor Selvaganpathi Ganesan

Selvaganpathi Ganesan 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).

  • Valve actuation system for engine and valve lifter and rocker arm for same
    Patent number: 11306624
    Abstract: A valve actuation system for an engine includes a rotatable camshaft, an injector actuation linkage, and a valve actuation linkage. The valve actuation linkage includes a valve lifter, a valve pushrod, and a rocker arm. At least one of a rocker arm center plane defined by the valve rocker arm or a lifter roller center plane defined by the valve lifter is spaced an offset distance from a pushrod axis, providing an increased contact width between an injector roller in the injector actuation linkage and one of a plurality of cam lobes of the camshaft. The valve lifter includes a fork defining a center plane spaced an offset distance from a center axis of the valve lifter. A rocker arm includes a screw bore offset relative to a rocker arm center plane.
    Type: Grant
    Filed: July 16, 2020
    Date of Patent: April 19, 2022
    Assignee: Caterpillar Inc.
    Inventors: John Stephen Pipis, Jr., Selvaganpathi Ganesan
  • VALVE ACTUATION SYSTEM FOR ENGINE AND VALVE LIFTER AND ROCKER ARM FOR SAME
    Publication number: 20220018266
    Abstract: A valve actuation system for an engine includes a rotatable camshaft, an injector actuation linkage, and a valve actuation linkage. The valve actuation linkage includes a valve lifter, a valve pushrod, and a rocker arm. At least one of a rocker arm center plane defined by the valve rocker arm or a lifter roller center plane defined by the valve lifter is spaced an offset distance from a pushrod axis, providing an increased contact width between an injector roller in the injector actuation linkage and one of a plurality of cam lobes of the camshaft. The valve lifter includes a fork defining a center plane spaced an offset distance from a center axis of the valve lifter. A rocker arm includes a screw bore offset relative to a rocker arm center plane.
    Type: Application
    Filed: July 16, 2020
    Publication date: January 20, 2022
    Applicant: Caterpillar Inc.
    Inventors: John Stephen Pipis, JR., Selvaganpathi Ganesan