Patents by Inventor Robert C. Kolb

Robert C. Kolb 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: 4200086
    Abstract: A wood burning stove, a free standing fireplace or fireplace insert is constructed to receive one of three possible types of inserts to make the unit adaptable to a convection, hot air or hot water heating system. The wood or like fuel combustion rate is automatically controlled by a temperature sensor and draft control system. The insert may be a baffle structure, an air to air heat exchanger or an air to water heat exchanger.
    Type: Grant
    Filed: March 22, 1978
    Date of Patent: April 29, 1980
    Assignee: Valley Forge Stove Co.
    Inventor: Robert C. Kolb