Patents by Inventor Lawrence Gilbert Cowburn

Lawrence Gilbert Cowburn 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).

  • Basket for heat transfer elements for a rotary air preheater
    Patent number: 11073341
    Abstract: A basket for an air preheater includes two metallic frames each having two corner pieces and two connector pieces. For each frame, one of the connector pieces is secured to one end of each of the corner pieces and another of the connector pieces is secured to an opposite end of each of the corner pieces thereby forming a rectangular opening in each frame. The basket includes two heavy gauge metallic sheets that are secured to the corner pieces, thereby spacing the frames equally apart from and parallel to one another thereby forming a channel between two of the sheets.
    Type: Grant
    Filed: July 24, 2017
    Date of Patent: July 27, 2021
    Assignee: Arvos Ljungstrom LLC
    Inventors: Lawrence Gilbert Cowburn, Scott Richard Duffney, James Leslie Bice
  • BASKET FOR HEAT TRANSFER ELEMENTS FOR A ROTARY AIR PREHEATER
    Publication number: 20190242656
    Abstract: A basket for an air preheater includes two metallic frames each having two corner pieces and two connector pieces. For each frame, one of the connector pieces is secured to one end of each of the corner pieces and another of the connector pieces is secured to an opposite end of each of the corner pieces thereby forming a rectangular opening in each frame. The basket includes two heavy gauge metallic sheets that are secured to the corner pieces, thereby spacing the frames equally apart from and parallel to one another thereby forming a channel between two of the sheets.
    Type: Application
    Filed: July 24, 2017
    Publication date: August 8, 2019
    Applicant: Arvos Ljungstrom LLC
    Inventors: Lawrence Gilbert Cowburn, Scott Richard Duffney, James Leslie BICE
  • BASKET FOR HEAT TRANSFER ELEMENTS FOR A ROTARY AIR PREHEATER
    Publication number: 20180031331
    Abstract: A basket for an air preheater includes two metallic frames each having two corner pieces and two connector pieces. For each frame, one of the connector pieces is secured to one end of each of the corner pieces and another of the connector pieces is secured to an opposite end of each of the corner pieces thereby forming a rectangular opening in each frame. The basket includes two heavy gauge metallic sheets that are secured to the corner pieces, thereby spacing the frames equally apart from and parallel to one another thereby forming a channel between two of the sheets.
    Type: Application
    Filed: July 26, 2016
    Publication date: February 1, 2018
    Applicant: ARVOS, Inc.
    Inventors: Lawrence Gilbert Cowburn, Scott Richard Duffney, James Leslie Bice