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Class 236/27 - With balancing pressure chamber


Subclass of Class 236 - Automatic temperature and humidity regulation
Definition: Devices where the effect of the heater-pressure is counterbalanced
No. of patents: 1
Last issue date: 02/01/2005


NumberTitleIssue Date
6849234System and method for controlling an ultraviolet air treatment device for return air duct applications
A system and method for controlling operation of an ultraviolet air treatment device including an ultraviolet lamp positioned to treat air within an air handling system that operates in either an on state or an off state. The method includes activating the ultraviol... 		02/01/2005
 
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