Patents by Inventor Robert J. Hamblin

Robert J. Hamblin 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: 4850858
    Abstract: A disposable liquid fuel burner is disclosed which comprises a container having a closed bottom, an enclosing sidewall and an open top and at least partially filled with a liquid fuel. A flat support member is supported adjacent the open top above the liquid fuel and having a centrally located opening receiving one end of an elongated wick of a fibrous material overlying the support member and having its other end immersed in the liquid. The support member may be a cardboard or plastic disk supported on legs or a cylinder or may be a cup-shaped member. A fibrous bat of a refractory, non-combustible material substantially fills the open top and overlies the support member and the end of the wick supported thereon. A bat of a plastic, e.g., polyurethane, foam material overlies the fibrous bat. A top cover is secured on the container closing the open top and is at least partially removable, e.g.
    Type: Grant
    Filed: May 23, 1988
    Date of Patent: July 25, 1989
    Inventors: Robert J. Blankenship, Robert J. Hamblin