Patents by Inventor Sheldon Felix

Sheldon Felix 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).

  • Variable frequency drive apparatus
    Patent number: 10197052
    Abstract: An apparatus may include an enclosure and a variable frequency drive (VFD) assembly disposed within the enclosure, and comprising at least one VFD. The apparatus may also include a heat sink thermally coupled to the VFD assembly, and a fan system disposed adjacent the VFD assembly and including at least one fan arranged to direct air flow to the heat sink and at least one fan to direct air flow from the heat sink.
    Type: Grant
    Filed: May 4, 2016
    Date of Patent: February 5, 2019
    Assignee: LITTELFUSE, INC.
    Inventor: Sheldon Felix
  • VARIABLE FREQUENCY DRIVE APPARATUS
    Publication number: 20160336893
    Abstract: An apparatus may include an enclosure and a variable frequency drive (VFD) assembly disposed within the enclosure, and comprising at least one VFD. The apparatus may also include a heat sink thermally coupled to the VFD assembly, and a fan system disposed adjacent the VFD assembly and including at least one fan arranged to direct air flow to the heat sink and at least one fan to direct air flow from the heat sink.
    Type: Application
    Filed: May 4, 2016
    Publication date: November 17, 2016
    Applicant: LITTELFUSE, INC.
    Inventor: Sheldon Felix