157152 ⎘
Regulating air supply or draught by operation of single valves or dampers by temperature sensitive elements using mechanical means
Combustion device capable of measuring gas use amount, and method for measuring gas use amount
#2Combustion bypass passive valve system for a gas turbine
#3Stove
#4Damper position adjusting device and combustion apparatus equipped with the same
#5Water heater with mechanical damper