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U.S. Department of Energy
Office of Scientific and Technical Information

Fireplace heating system

Patent ·
OSTI ID:6174095

A heating system is disclosed for heating a confined area with an open-heart wood-burning fireplace. A fireplace jacket is provided which comprises a multi-chambered double-walled arrangement or a grate member. Log supporting portions of the jacket slant upward slightly in order to prevent a pinging sound by creating convectional force when water is circulating therethrough. The grate member includes first and second headers formed from the prisms with triangular bases, and water conducting pipe portions extending on three sides of a fire burning in the open-hearth fireplace. The fireplace jacket is readily utilizable with a conventional forced-air furnace in associated with a heat exchanger disposed in the furnace cold air return. Combustion air for the fire is provided from an area external of the confined area to be heated by the heating system.

Assignee:
Ridgeway Steel Fabrications, Inc.
Patent Number(s):
US 4131231
OSTI ID:
6174095
Country of Publication:
United States
Language:
English