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Class Information
Number: 236/18
Name: Automatic temperature and humidity regulation > Exchange heaters > Thermostatic > Expanding fluid
Description: Devices controlling the supply of heating fluid to an exchange or surface heater directly by means of a thermostat of the expanding fluid type responsive to the temperature of the fluid heated.

Patents under this class:

Patent Number Title Of Patent Date Issued
8489243 Thermostat user interface Jul. 16, 2013
8195313 Thermostat user interface Jun. 5, 2012
7693591 HVAC zone control panel with checkout utility Apr. 6, 2010
7558648 HVAC zone control panel with zone configuration Jul. 7, 2009
6981383 Zone damper fault detection in an HVAC system Jan. 3, 2006
5881681 Water heating system Mar. 16, 1999
4852524 Gas fired water heater Aug. 1, 1989
4385723 Connection assembly May. 31, 1983
4347972 Apparatus for production of hot water Sep. 7, 1982
4305547 Water heater temperature control system Dec. 15, 1981
4278069 Water heater Jul. 14, 1981
4098592 Temperature control system for chromatographic apparatus Jul. 4, 1978

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