Patents by Inventor Daniel Bumpus

Daniel Bumpus 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).

  • Fuel injector assembly having external filter and method of making same
    Patent number: 11098685
    Abstract: A fuel injector assembly includes a fuel injector and an annular filter coupled with the fuel injector, the annular filter being snap-fitted with one of a nozzle case or an injector body of the fuel injector and slip-fitted with the other of the nozzle case or the injector body. The annular filter has a perforated wall forming a filtration screen covering an actuation fluid inlet formed in the nozzle case and positioned upstream of the actuation fluid inlet to trap particulates in incoming actuation fluid.
    Type: Grant
    Filed: February 19, 2019
    Date of Patent: August 24, 2021
    Assignee: Caterpillar Inc.
    Inventors: Dianqi Fang, Daniel Bumpus, Diego Caceres, David Martin, Sudhindra Ayanji
  • FUEL INJECTOR ASSEMBLY HAVING EXTERNAL FILTER AND METHOD OF MAKING SAME
    Publication number: 20200263648
    Abstract: A fuel injector assembly includes a fuel injector and an annular filter coupled with the fuel injector, the annular filter being snap-fitted with one of a nozzle case or an injector body of the fuel injector and slip-fitted with the other of the nozzle case or the injector body. The annular filter has a perforated wall forming a filtration screen covering an actuation fluid inlet formed in the nozzle case and positioned upstream of the actuation fluid inlet to trap particulates in incoming actuation fluid.
    Type: Application
    Filed: February 19, 2019
    Publication date: August 20, 2020
    Applicant: Caterpillar Inc.
    Inventors: Dianqi Fang, Daniel Bumpus, Diego Caceres, David Martin, Sudhindra Ayanji