CPC H05B 3/48 (2013.01) [H05B 3/03 (2013.01); H05B 3/06 (2013.01); H05B 3/44 (2013.01); H05B 3/52 (2013.01)] | 14 Claims |
1. An electrical tubular heating element for producing a desired heating output, the electrical tubular heating element comprising:
a tubular metal sheath having an interior; and
an electrical heating element positioned within the interior, the electrical heating element formed from a resistive rod and being electrically insulated from the tubular metal sheath at least in sections by an electrically insulating material, the resistive rod, from which the electrical heating element is formed, is penetrated by an opening, the opening passing through the electrical heating element and penetrating the electrical heating element along a length of the electrical heating element so that the electrical heating element has the shape of a tube with a side wall open continuously in a direction of extent so that the electrical heating element is divided into multiple segments.
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