Heating devices (class 219 subclass 200) > Fluid-in-circuit type heater > Steam or vapor generator > Manually filled tank or container > Patents

Browse by:

Browse by Category: Main > Electrical & Energy

Class Information
Number: 392/333
Name: Electric resistance heating devices > Heating devices (class 219 subclass 200) > Fluid-in-circuit type heater > Steam or vapor generator > Manually filled tank or container
Description: Subject matter wherein the vapor generator includes a vessel with an opening through which the vessel is filled by hand.

Sub-classes under this class:

Class Number	Class Name	Patents
392/336	Separate electrode compartment	6
392/334	With means to adjust current path between electrodes	7
392/335	With supply interlock means	10

Patents under this class:

Patent Number	Title Of Patent	Date Issued
7380307	Steam cleaning device	Jun. 3, 2008
6490753	Steam cleaner	Dec. 10, 2002
6397001	Vaporizer with mineral salt additive	May. 28, 2002
5758018	Power steam humidifier	May. 26, 1998
5384888	Vaporizer with electrode positioning	Jan. 24, 1995
5313550	Steam humidifier with modular construction and electrodes to generate steam	May. 17, 1994
4431905	Condensate evaporator	Feb. 14, 1984
4327459	Combined steam and vacuum cleaner	May. 4, 1982
4163895	Electrolytic water heater	Aug. 7, 1979