Patents Assigned to Lighthouse Fireplaces, Inc.
  • Patent number: 4129114
    Abstract: A self-contained fireplace and circulating air unit for installation in a building living area which includes a combustion system and an air circulating system. The combustion system includes a fireplace having an open top for exhaust of combustion products and a heat exchanger positioned to intercept the combustion products. The circulating system includes circulating air ducts in communication with the heat exchanger and a blower for circulating air through the ducts and the heat exchanger and through duct work in the building in which the unit is installed.
    Type: Grant
    Filed: October 4, 1976
    Date of Patent: December 12, 1978
    Assignee: Lighthouse Fireplaces, Inc.
    Inventor: William H. Hiser