Patents by Inventor ERIK C. TRACY

ERIK C. TRACY 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).

  • VARIABLE HYDRAULIC PRESSURE RELIEF SYSTEMS AND METHODS FOR A MATERIAL HANDLING VEHICLE
    Publication number: 20180202468
    Abstract: A hydraulic control system for a material handling vehicle including one or more hydraulic actuators configured to raise and lower a fork assembly attached to a mast of the material handling vehicle is provided. The hydraulic control system is configured to provide multi-stage pressure relief based on a height of the fork assembly.
    Type: Application
    Filed: January 16, 2018
    Publication date: July 19, 2018
    Inventor: ERIK C. TRACY