Heating means

Details Heating means Heating means

2005-02-15

2005-02-15

Medley, Margare B. (Department: 1714)

Fuel and related compositions

Fuel product having passageway for gas

C044S530000, C044S531000, C044S532000

Reexamination Certificate

active

06855181

ABSTRACT:
The invention relates to a heating implement which comprises at least two frame parts (1, 2) which have been made from wood and are placed one on top of the other, at least one of which has at least one groove (3), or corresponding formation, for leading the combustion air into the structure of the heating implement. A heating implement formed in accordance with the invention has one or more spacing pieces (4) located in the groove (3), which are placed between the frame parts to form an air gap between them.

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patent: 4818249 (1989-04-01), Barrett, Jr.
patent: 5743248 (1998-04-01), Jansen, Jr.
patent: WO 9639475 (1996-12-01), None
patent: WO 9721791 (1997-06-01), None

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