US Patent 9462831 Electronic cigarette and electrode assembly thereof

The present application provides an electrode assembly including an atomizer outer electrode, an atomizer inner electrode, a battery rod outer electrode and a battery rod inner electrode assembly, all of which being configured to form an electrically conductive loop, wherein, the atomizer outer electrode provided on the atomizer is of a cylindrical shape; the battery rod outer electrode of a cylindrical shape arranged on the battery rod is configured to be inserted into or sleeved outside the atomizer outer electrode, and then is coupled to the atomizer outer electrode by rotating either the battery rod outer electrode or the atomizer outer electrode, so as to form an electrical connection in a surface contact manner; and the atomizer inner electrode provided on the atomizer is in contact with and electrically connected to the battery rod inner electrode assembly provided on the battery rod.