Heating element, atomizer comprising the same and electronic cigarette comprising the same

摘要

The present application relates to a heating element, an atomizer including the same, and an electronic nicotine delivery system including the same. According to an aspect of the present application, the heating element includes a heating unit including a metal that generates heat by receiving power from the outside; And a blocking part that is formed to surround the heating part to block outflow of metal during heat generation, so that the metal of the heating part is granulated by heat generation and outflow to the outside is blocked. In particular, the heating element In the case of the electronic cigarette applied, since the metal of the heating part does not leak to the outside, there is an effect of reducing the risk of inhalation of toxic metal particles when a smoker smokes.