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US 4,812,619 AGranted
Electrode boiler and an insulator therefor
AssigneeSulzer Brothers Limited
InventorsAlbert Kunzli, Kurt Schutz
Life of this patent
Estimating the term…
Abstract
The electrode boiler is provided with an electrical insulator of ceramic material which is provided with a layer of fluoroplastic material to protect against water deposits thereon. The protected layer may be formed of polytetrafluoroethylene and is of a thickness of from 20 to 50 .mu.m.
Claims9
An electrode boiler comprising
- a vessel for receiving a supply of water;
- at least one electrode in said vessel for heating said water therein;
- means for connecting said electrode to an alternating-current power supply;
- an electrical insulator of ceramic material mounting said electrode in said vessel;
- and
- a layer of fluoroplastic material on said insulator.
3 more elements
An insulator for an electrode boiler comprising
- a ceramic electrical insulator;
- and
- a layer of fluoroplastic material on said insulator.
Dependencies are inferred from the claim text.