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US 4,588,373 AGranted
Catalytic camping stove
AssigneeDavid Landau
InventorsThomas Tonon, Claudio Bruno, Michael D. Leshner
Life of this patent
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Abstract
A catalytic stove is provided comprising a mixing chamber having one end adapted to receive a fuel can and an opposite end provided with a diffuser. A plate provided with a grid of between 200 and 400 openings per square inch extends across the exit end of the diffuser. A catalytic surface is coated on the exit portion of the plate. The catalyst is selected from the group consisting of platinum, palladium, rhodium and iridium.
Claims9
A catalytic stove comprising:
- a fuel/air mixing chamber for generating a fuel/air mixture and having an inlet and an outlet;
- A diffuser surrounding the chamber outlet;
- a plate overlying the diffuser, said plate having an inner face, an exit face opposed to and spaced away from said inner face and a grid of openings interconnecting said faces for passing the fuel/air mixture from the mixing chamber;
- preheating means for preheating said plate;
- said inner face being directed toward said chamber;
- and
- said exit face directed away from said chamber, said plate being provided with a catalytic coating only on said exit face and extending minutely into the openings as compared to the overall length of the grid for generating flameless heat by catalytic combustion of the fuel/air mixture substantiallay at said exit face only without directly heating the inner face due to the thickness of the plate.
4 more elements
Dependencies are inferred from the claim text.