Patents by Inventor Randall B. Diggins

Randall B. Diggins 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).

  • Publication number: 20180051891
    Abstract: A cooking oven includes a cooking cavity with an opening for enabling food items to be moved into and out of the cooking cavity. A combustion area is located below the cooking cavity and a combustion gas flow space includes paths along left and right external sides of the cooking cavity. A burner is disposed in the combustion area and has a left burner segment disposed left of a centerline of the cooking cavity and a right burner segment disposed right of the centerline of the cooking cavity. A baffle arrangement is located in the combustion area. The baffle arrangement includes an upper baffle that has a low point substantially aligned with the centerline, and a lower baffle wall extending downward from the low point and between the left burner segment and the right burner segment.
    Type: Application
    Filed: August 22, 2016
    Publication date: February 22, 2018
    Applicant: ILLINOIS TOOL WORKS INC.
    Inventors: Randall B. Diggins, William M. Kirlin, III, Nicholas C. Stone
  • Patent number: 7811082
    Abstract: A gas circuit with a pilot light system for ranges includes pilot tubes from a gas manifold to burner assemblies. Quick connect couplings are provided between the pilot tubes and manifold so that the pilot tube can be removed easily. Two or more tubes can be connected to a single coupling. A master shutoff interrupts flow to the cooktop without interrupting flow to the oven.
    Type: Grant
    Filed: January 5, 2005
    Date of Patent: October 12, 2010
    Assignee: Premark FEG, LLC
    Inventors: Charles Czajka, Philip Joseph Pio Vincenty, Randall B. Diggins
  • Publication number: 20100154776
    Abstract: A burner assembly includes a substantially annular two-piece burner head having a base and a top. A plate is located in a central opening of the burner head and includes a slot for holding a pilot burner. Burner head annular channels incorporate one or more air dams to provide a backpressure feature within the burner head for more even flame height and stability.
    Type: Application
    Filed: December 17, 2009
    Publication date: June 24, 2010
    Inventors: Charles Czajka, Randall B. Diggins, Phillip Joseph Pio Vincenty