Patents by Inventor Jim Clerc

Jim Clerc 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).

  • Reductant injection and decomposition system
    Patent number: 8240137
    Abstract: According to one embodiment, a reductant injection apparatus includes an injector attachment portion to which a reductant injector is coupleable. The apparatus also includes a perforated tubular portion coupled to the injector attachment portion. The perforated tubular portion includes an inlet, an outlet, and a diverging sidewall extending from the inlet to the outlet. Additionally, a plurality of perforations is formed in the sidewall. A reductant spray can be injected into the perforated tubular portion via the inlet. Further, a portion of a bulk exhaust gas stream can be diverted into the perforated tubular portion through the plurality of perforations, through the perforated tubular element, and out of the perforated tubular portion through the plurality of perforations. The portion of exhaust gas stream can then be rejoined with the bulk exhaust gas stream downstream of the perforated tubular portion.
    Type: Grant
    Filed: October 27, 2009
    Date of Patent: August 14, 2012
    Assignee: Cummins Filtration IP, Inc.
    Inventors: Z. Gerald Liu, Jim Clerc, Jason Drost, Jim Burke, Mihai Chiruta, Achuth Munnannur
  • REDUCTANT INJECTION AND DECOMPOSITION SYSTEM
    Publication number: 20110094206
    Abstract: According to one embodiment, a reductant injection apparatus includes an injector attachment portion to which a reductant injector is coupleable. The apparatus also includes a perforated tubular portion coupled to the injector attachment portion. The perforated tubular portion includes an inlet, an outlet, and a diverging sidewall extending from the inlet to the outlet. Additionally, a plurality of perforations is formed in the sidewall. A reductant spray can be injected into the perforated tubular portion via the inlet. Further, a portion of a bulk exhaust gas stream can be diverted into the perforated tubular portion through the plurality of perforations, through the perforated tubular element, and out of the perforated tubular portion through the plurality of perforations. The portion of exhaust gas stream can then be rejoined with the bulk exhaust gas stream downstream of the perforated tubular portion.
    Type: Application
    Filed: October 27, 2009
    Publication date: April 28, 2011
    Applicant: CUMMINS FILTRATION IP, INC
    Inventors: Z. Gerald Liu, Jim Clerc, Jason Drost, Jim Burke, Mihai Chiruta, Achuth Munnannur