To provide a heating element with a connecting construction between an electrode portion of the heating device and a terminal portion of a feeding cable designed so as to improve integration degree of the heating element by closely placing it on a bottom wall, an upper wall, and side walls or the like of a heating furnace or the like, to be free from accident such as short circuit, to be capable of being heated with high precision, and to have a high strength at a connecting portion, with heating element can be manufactured in inexpensive costs.

In this heating element, a longitudinal hole is formed at a terminal portion of the heating element. The heating element is provided with a feeding structure for making a terminal portion of a feeding cable engage with the hole of the terminal portion.