Patents by Inventor Adam C. Hill

Adam C. Hill 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).

  • ADJUSTABLE RING ASSEMBLY FOR TWO-DIMENSIONAL FILTRATION
    Publication number: 20220096974
    Abstract: A filtration device includes a guide member and an adjustable ring assembly. The guide member is configured to be secured to an interior of a fuel device and includes a plurality of holes to guide fuel therethrough. The adjustable ring assembly is configured to be positioned within the interior of the fuel device to filter the fuel flowing through the fuel device. The adjustable ring assembly has a plurality of stackable rings that are concentrically aligned. A junction between a first ring and a second ring, of the plurality of stackable rings, defines a plurality of openings that fluidly communicate with the plurality of holes. The plurality of openings are smaller, respectively, than the plurality of holes.
    Type: Application
    Filed: September 30, 2020
    Publication date: March 31, 2022
    Applicant: Caterpillar Inc.
    Inventors: Adam C. HILL, Stephen Robert LEWIS, Manjunath BANNUR NAGARAJA
  • Method and system for identification of fuel injector type
    Patent number: 11268471
    Abstract: A method for identifying a type of a fuel injector installed in an internal combustion engine includes generating a control signal to supply electrical energy from a power source for actuating the fuel injector, monitoring the electrical energy, identifying a pattern in the electrical energy, the pattern being indicative of the type of the fuel injector, and outputting a notification indicative of an incorrect injector type based on the pattern.
    Type: Grant
    Filed: November 24, 2020
    Date of Patent: March 8, 2022
    Assignee: Caterpillar Inc.
    Inventors: Adam C. Hill, Manjunath B. Nagaraja, Stephen R. Lewis
  • Roller pin for cam actuated roller assembly
    Patent number: 9546724
    Abstract: The present disclosure provides a roller pin for a fuel pump. The roller pin includes a cylindrical body made of a first material extending between a first end and a second end. The roller pin includes an intermediate portion disposed between the first end and the second end of the cylindrical body. The intermediate portion is formed by depositing a second material on the cylindrical body. The roller pin further includes a longitudinal groove extending along the intermediate portion.
    Type: Grant
    Filed: January 13, 2014
    Date of Patent: January 17, 2017
    Assignee: Caterpillar Inc.
    Inventors: John W. Unes, David C. Mack, Adam C. Hill
  • ROLLER PIN FOR CAM ACTUATED ROLLER ASSEMBLY
    Publication number: 20150198229
    Abstract: The present disclosure provides a roller pin for a fuel pump. The roller pin includes a cylindrical body made of a first material extending between a first end and a second end. The roller pin includes an intermediate portion disposed between the first end and the second end of the cylindrical body. The intermediate portion is formed by depositing a second material on the cylindrical body. The roller pin further includes a longitudinal groove extending along the intermediate portion.
    Type: Application
    Filed: January 13, 2014
    Publication date: July 16, 2015
    Applicant: Caterpillar Inc.
    Inventors: John W. Unes, David C. Mack, Adam C. Hill