Patents by Inventor Vasudev Koppram

Vasudev Koppram 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).

  • Mechanically actuated fuel injector system, method, and assembly having helper spring
    Patent number: 11668271
    Abstract: Fuel injector systems, methods, and assemblies can comprise an injector pushrod; a hold down clamp having an opening that can slidably receive the injector pushrod; a helper spring that can surround a first portion of the injector pushrod; a spacer that can surround a second portion of the injector pushrod and that can be positioned between the hold down clamp and a first end of the helper spring; and a retention seat that can retain a second end of the helper spring opposite the first end of the helper spring and that can surround a third portion of the injector pushrod.
    Type: Grant
    Filed: April 19, 2022
    Date of Patent: June 6, 2023
    Assignee: Caterpillar Inc.
    Inventors: Abram M. Ingold, Vasudev Koppram, Xuefeng Song