Patents by Inventor Rickard GUNSJÖ

Rickard GUNSJÖ 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).

  • Exhaust additive distribution arrangement and system
    Patent number: 11035276
    Abstract: An exhaust additive distribution arrangement for an exhaust system of an internal combustion engine (2) includes an exhaust duct element (14), an exhaust additive injection unit (20), and a primary vaporization element (16); wherein the primary vaporization element (16) is a tubular body arranged in the interior of the exhaust duct element (16), has a predefined space between an inner surface of the exhaust duct element (14) and an outer surface of the primary vaporization element (16), and protrudes from the exhaust duct element (14) at an outlet end; and wherein the exhaust additive injection unit (20) is arranged to inject exhaust additive liquid from a point at the inner surface of the exhaust duct element (14) towards an inner surface of the primary vaporization element (16).
    Type: Grant
    Filed: June 13, 2018
    Date of Patent: June 15, 2021
    Inventors: Robin Hellsing, Rickard Gunsjö, Niklas Nordin, Henrik Birgersson
  • EXHAUST ADDITIVE DISTRIBUTION ARRANGEMENT AND SYSTEM
    Publication number: 20200200061
    Abstract: An exhaust additive distribution arrangement for an exhaust system of an internal combustion engine (2) includes an exhaust duct element (14), an exhaust additive injection unit (20), and a primary vaporization element (16); wherein the primary vaporization element (16) is a tubular body arranged in the interior of the exhaust duct element (16), has a predefined space between an inner surface of the exhaust duct element (14) and an outer surface of the primary vaporization element (16), and protrudes from the exhaust duct element (14) at an outlet end; and wherein the exhaust additive injection unit (20) is arranged to inject exhaust additive liquid from a point at the inner surface of the exhaust duct element (14) towards an inner surface of the primary vaporization element (16).
    Type: Application
    Filed: June 13, 2018
    Publication date: June 25, 2020
    Applicant: Scania CV AB
    Inventors: Robin HELLSING, Rickard GUNSJÖ, Niklas NORDIN, Henrik BIRGERSSON