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US 4,301,859 AGranted
Hot water surface heating device
OwnerKarl Hollemanninventor
Life of this patent
Estimating the term…
Abstract
A hot water surface heating device that includes a plurality of coupled individually-prefabricated, plate-like assemblies, each of which includes a base plate, a cover plate and at least one plastic pipe disposed between the base plate and the cover plate. The plates each having a reinforcing layer and an inner surface opposing the inner surface of the other plate provided with at least one channel for the partial receipt therein of the pipe. The heating device is extremely thin and is especially suitable for installation in old buildings.
Claims16
A hot water surface heating device, comprising:
- a plurality of coupled, individually-prefabricated, plate-like assemblies, each of which includes a base plate, a cover plate and at least one plastic pipe disposed between said base plate and said cover plate, said plates each having a reinforcing layer and an inner surface opposing the inner surface of the other plate provided with at least one channel for the partial receipt therein of said at least one pipe and wherein said cover plates of said assemblies are offset with respect to their associated base plates so as to form circumferentially-disposed steps.
Dependencies are inferred from the claim text.