Patents by Inventor Roger John Collings

Roger John Collings 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).

  • Internal cooling of magnetic core for electric machine
    Patent number: 9225208
    Abstract: A core for an electric machine includes a core component having a plurality of core teeth defining a plurality of core slots between adjacent core teeth of the plurality of core teeth. The plurality of core slots are receptive of one or more windings. A coolant flowpath through the core component is formed through at least one core tooth. The at least one core tooth has one or more coolant tube banks and one or more mixing chambers arranged in an alternating pattern along the at least one core tooth.
    Type: Grant
    Filed: September 30, 2011
    Date of Patent: December 29, 2015
    Assignee: Hamilton Sundstrand Corporation
    Inventors: Robert Scott Downing, Roger John Collings, Mark F. Franzen, Hebri Vijayendra Nayak, Kris H. Campbell
  • INTERNAL COOLING OF MAGNETIC CORE FOR ELECTRIC MACHINE
    Publication number: 20130113311
    Abstract: A core for an electric machine includes a core component having a plurality of core teeth defining a plurality of core slots between adjacent core teeth of the plurality of core teeth. The plurality of core slots are receptive of one or more windings. A coolant flowpath through the core component is formed through at least one core tooth. The at least one core tooth has one or more coolant tube banks and one or more mixing chambers arranged in an alternating pattern along the at least one core tooth.
    Type: Application
    Filed: September 30, 2011
    Publication date: May 9, 2013
    Applicant: HAMILTON SUNDSTRAND CORPORATION
    Inventors: Robert Scott Downing, Roger John Collings, Mark F. Franzen, Hebri Vijayendra Nayak, Kris H. Campbell