Patent ID: 8881737
Filing Date: 2014-11-11
Classification: A24F,H05B

Abstract:
1. A smoking article comprising an electrical power source, an aerosol precursor composition within a reservoir, an atomizing chamber comprising an entry adapted for receiving aliquots of the aerosol precursor composition from the reservoir and an exit adapted for passage of formed vapor therefrom, a controller adapted to control active flow of the aliquots of the aerosol precursor composition into the atomizing chamber, and a microheater in electrical connection with the electrical power source and in thermal connection with the atomizing chamber, the microheater comprising an electrically conductive material overlying a supporting layer and being configured to vaporize the aliquots of the aerosol precursor composition, wherein the atomizing chamber is defined by a wall, a cover, and a protective layer overlying the microheater.