|
Match
|
Document |
Document Title |
|
|
7190886 |
Instantaneous electric water heaters
This invention relates to an electric water heater comprising one or more heating resistors and the means for supplying and controlling electric power supplied to the resistors. The heaters of the...
|
|
|
5758018 |
Power steam humidifier
A power humidifier which supplies steam humidity to the air flow of a furnace system. Heater elements within a water reservoir heat the water to create steam supplied to the air flow. The...
|
|
|
5363471 |
Electrode boilers with cylinder full sensor control
An electrode boiler comprising a container for containing water and electrodes within the container which serve to pass electrical current through such water and which are generally upright when...
|
|
|
5304286 |
Water supply system
To provide a balanced supply of distilled water and undistilled hot water for a household, a condenser coil communicates at one end with a steam generator located above a hot water heater and at...
|
|
|
4705936 |
Electronically controlled electric steam humidifier
An electronic steam humidifier includes a reservoir drawer having boiling electrodes submerged in water provided by a solenoid fill valve energized by a dual reference level current start-up...
|
|
|
4675505 |
Stepped output steam humidifier
A vaporizing humidifier includes a portion for providing stepwise increases and decreases in vapor output capacity in response to the duration of a vapor demand signal, for matching the vapor...
|
|
|
4532413 |
Steam generator heated by combination of electric heat and condensation of contaminated process steam
A steam generator assembly, particularly for use in connection with the mechanical preparation of pulp, for generating pure steam required in a subsequent process, such as drying of proper in a...
|
|
|
4430555 |
Electrode steam boiler and method of operation thereof
An electrode boiler includes a boiler shell having at least two spaced electrodes arranged about a vertical axis and positioned to be at least partially immersed in a water zone in the shell; the...
|
|
|
4418269 |
Multi-electrode boiler
A multi-electrode boiler, especially for use as a humidifier, comprising water-changing means arranged to allow at least some of the water in the boiler to be changed, monitoring means arranged to...
|
|
|
4382173 |
System for automatically regulating water conductivity in an electrode-type humidifier evaporator
In a humidifier, an evaporator has a vessel containing two or more spaced vertical electrodes across which a voltage can be applied. The current which flows depends on the cross-section of the...
|
|
|
4052587 |
HTW heating system having an electrode steam boiler as the direct source of HTW
A high temperature water (HTW) space heating system in which the direct source of HTW is an automatic electrode steam boiler having electrodes, adapted to be connected in an electrical distribution...
|
|
|
3944785 |
Electrode boiler with automatic control
An electrode boiler includes a plurality of veritcal electrodes arranged in a container having an open steam outlet at its top whereby the boiler operates at substantially atmospheric pressure. The...
|
|
|
3862395 |
HTW HEATING SYSTEMS HAVING ELECTRODE BOILERS AS THE SOURCE OF HTW
An HTW space heating system in which an automatic electrode steam boiler and a direct contact steam heater are used as the source of HTW. Pumping means is provided for circulating HTW through the...
|
|
|
3824372 |
LOW VOLTAGE ELECTRIC BOILERS
An electrode boiler in which the electrodes are enclosed in a steam generating compartment surrounded by a control compartment, the boiler load being controlled by transfer of boiler water between...
|
|
|
3780261 |
AUTOMATIC CONTROL FOR ELECTRODE BOILERS
An electronic controller for an electrode boiler in which the heating current passing through an electrode depends upon the water level in the boiler, in which circuitry controls feed and drain...
|
|
|
3351956 |
Foldable warm air and steam bath assembly
|
|
|
2986623 |
Tip shielded electrodes for electric boilers
|
|
|
2783356 |
Grid shielded electrode for electric boilers
|