公开(公告)号：US20200054075A1

公开(公告)日：2020-02-20

申请号：US16542359

申请日：2019-08-16

Applicant: Shenzhen First Union Technology Co.,Ltd.

Inventor： Qing ZHANG ,  Zhengfa LI ,  Yunkai Zhang ,  Baoling LEI ,  Desheng Huang ,  Zhongli XU ,  Yonghai LI

IPC: A24F47/00 ,  H05B3/44

Abstract: A heater, a cartridge, an atomizer and an electronic cigarette having same are disclosed, the heater includes a porous body, configured for absorbing tobacco liquid; the porous body having an absorbing surface and an atomizing surface opposite with each other; the tobacco liquid permeating from the absorbing surface to the atomizing surface; a heating element, disposed on the atomizing surface and configured to atomize the tobacco liquid stored in the porous body into an aerosol; and part of the porous body that is near the atomizing surface having a less thermal conductivity than part of the porous body that is near the absorbing surface, resulting in a big amount of aerosol while not easy to generate burnt flavor and improving user experience.