GB190806206A - A Pneumatic Regulator Valve, for Automatically Controlling the Temperature of Boilers, Ovens, or other Articles Heated by Gas.
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A Pneumatic Regulator Valve, for Automatically Controlling the Temperature of Boilers, Ovens, or other Articles Heated by Gas.
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Harold Newsom Davis
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6206. Davis, H. N. March 20. No Patent granted (Sealing fee not paid). Thermostats.- The supply of gas to a burner heating a boiler, radiator, cooking - oven, or other article is regulated by a diaphragm E controlled by the thermal expansion of air or gas contained in a closed tube, which is connected with the upper part of the casing D. The diaphragm E operates directly against the open end of the gas outlet tube F, which is screwed for adjustment.
GB190806206D1908-03-201908-03-20A Pneumatic Regulator Valve, for Automatically Controlling the Temperature of Boilers, Ovens, or other Articles Heated by Gas.
ExpiredGB190806206A
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