Radiant electric heater
AssigneeCeramaspeed Limited
InventorJoseph A. McWilliams
Life of this patent
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Abstract
A radiant electric heater is made by providing a base of microporous thermal and electrical insulation material having formed in a surface thereof at least one groove. The groove includes transverse webs of the microporous insulation material spaced apart along the length of the groove. An elongate electrically conductive strip is provided to serve as a heating element and is located edgewise into the groove and is urged into the webs so as to embed and secure the conductive strip in the webs.
Claims9
A radiant electric heater comprising a base of microporous thermal and electrical insulation material having a surface with at least one groove formed therein, into which groove is located edgewise an elongate electrically conductive strip of predetermined height to serve as a heating element, the groove including transverse webs of the microporous insulation material spaced apart along the length of the groove and into which webs is embedded the conductive strip so as to secure the conductive strip to the webs.
Dependencies are inferred from the claim text.