Gas fed water-heater
AssigneeSaes Getters S.P.A.
InventorPaolo Manini
Life of this patent
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Abstract
The present invention relates to a gas fed water-heater comprising a double wall container (1) inside which a burner (2) and a tank (3) of the water to be heated are arranged. At least in the portion (5′) adjacent to the burner (2) of the interspace (5) between the two walls of said container (1) is placed a thermoinsulating system comprising an inner layer (6) of glass wool or rock wool and an outer layer (7) formed of at least a one vacuum panel, which comprises an envelope which encloses inert material powder with an average size of the particles lower than 100 nanometers.
Claims10
A gas fed water-heater comprising a double wall container (1) inside of which are arranged a burner (2) and a tank (3) for water to be heated, the double wall defining an interspace (5) containing a thermoinsulating system, wherein the thermoinsulating system comprises, at least in a first portion (5′) of the interspace adjacent to the burner, an inner layer (6) of rock wool or glass wool and an outer layer (7) formed of at least one vacuum panel comprising an envelope which encloses an inert material powder having an average particle size of less than 100 nanometers.
Dependencies are inferred from the claim text.