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US 6,855,181 B2Granted
Heating means
OwnerPasi Kinnuneninventor
Life of this patent
Estimating the term…
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.
Claims6
Heating implement, which comprises
- at least two frame parts which are made out of wood and placed one on top of the other,
- at least one of frame part has at least one groove for leading the combustion air into the structure of the heating implement,
- inside the heating implement one or more spacing pieces have been placed in the groove,
- said spacing pieces can be placed between the frame parts to form an air gap between them, and
- there are one or more holes for the flame, which extend to the groove in at least one of the frame parts.
2 more elements
Dependencies are inferred from the claim text.