188587 ⎘
Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures for gases
Electronic device and method for control of a building management system
#2AIRCRAFT ENVIRONMENTAL CONTROL SYSTEM
#3GAS MIXING PUMP, PARTICULARLY FOR A HEATING SYSTEM
#4TEMPERATURE CONTROL DEVICE AND METHOD FOR GENERATING A TEMPERATURE-CONTROLLED AIR FLOW
#5Ramp rate blender