Patent ID: 8554063
Filing Date: 2013-10-08
Classification: F22B

Abstract:
1. A steam generator, comprising: a housing, the housing comprising a chamber at one end thereof and a water inlet at one side thereof, the water inlet communicating with the chamber; a heating unit, the heating unit comprising an end cap and a heating portion, the end cap being to seal an open end of the chamber of the housing, the heating portion extending into the chamber, the heating portion having a first spiral ring formed on an outer wall thereof, an outer circumferential portion of the first spiral ring being against an inner wall of the chamber to form a first spiral channel in the chamber, one end of the heating portion being formed with a vaporization room which communicates with the first spiral channel, the vaporization room having a steam outlet to communicate with outside; an electrothermal unit, the electrothermal unit being an electronic member capable of generating thermal energy after being electrified, the electrothermal unit being embedded in the heating portion of the heating unit; and a one-way valve, the one-way valve being connected to the water inlet of the housing, wherein the housing further has a water storing room which is located adjacent to the open end of the chamber and has a larger diameter than that of the chamber, the water inlet communicating with the water storing room.