Patents by Inventor Ronald R. Wilfer

Ronald R. Wilfer 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).

  • Patent number: 7438003
    Abstract: A burning device includes a plurality of interconnected chamber walls defining a burning chamber and a central axis, each chamber wall also defining a plurality of chamber apertures. A plurality of flanges extend radially from the chamber walls and substantially parallel to the central axis, and a plurality of circumferentially extending lips extending from a respective flange. Each lip is radially spaced apart from an associated chamber wall and defines therebetween an air flow passageway communicating with the burning chamber and affording air flow into the burning chamber. Ventilation apertures are defined in at least one of the plurality of lips and the plurality of flanges, the ventilation apertures providing communication between the air flow passageways and the burning chamber. A cover is removably supported by the chamber walls and defines a plurality of apertures.
    Type: Grant
    Filed: July 20, 2005
    Date of Patent: October 21, 2008
    Inventor: Ronald R. Wilfer
  • Patent number: 6932001
    Abstract: A container for burning refuse including yard waste, household waste and the like. The container has a cylindrical portion that defines a burning chamber. The cylindrical portion includes a plurality of ventilation apertures and inwardly protruding flanges. The container also includes a cover supportable by the cylindrical portion to open and close the burning chamber. A pair of cross braces extends across a lower portion of the burning chamber to partially support the burnable refuse. During burning of the refuse, the flanges prevent the refuse from collecting along the inner walls of the burning chamber and define air flow passageways to improve air circulation through the chamber.
    Type: Grant
    Filed: October 3, 2002
    Date of Patent: August 23, 2005
    Inventor: Ronald R. Wilfer
  • Publication number: 20030140827
    Abstract: A container for burning refuse including yard waste, household waste and the like. The container has a cylindrical portion that defines a burning chamber. The cylindrical portion includes a plurality of ventilation apertures and inwardly protruding flanges. The container also includes a cover supportable by the cylindrical portion to open and close the burning chamber. A pair of cross braces extends across a lower portion of the burning chamber to partially support the burnable refuse. During burning of the refuse, the flanges prevent the refuse from collecting along the inner walls of the burning chamber and define air flow passageways to improve air circulation through the chamber.
    Type: Application
    Filed: October 3, 2002
    Publication date: July 31, 2003
    Inventor: Ronald R. Wilfer