. Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries. n cylinder lined with fire-brick. Air is blown in at the bottom forheating the coal or coke. Then steam isblown in at the top, passing through thehot fuel and discharged at the bottom aswater gas. Fuel is fed through the hop-per at the top. By reversing the blowingby


. Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries. n cylinder lined with fire-brick. Air is blown in at the bottom forheating the coal or coke. Then steam isblown in at the top, passing through thehot fuel and discharged at the bottom aswater gas. Fuel is fed through the hop-per at the top. By reversing the blowingby steam and air, producer gas is madeand discharged through the side pipe atthe right. 381. THE WELLS LIGHT. The light is produced by pass-ing kerosene oil through a heated burner, where it is generated into gas, the gas burning in a large, power-ful flame which needs no protec-tion, and will stand any weather. The oil is forced into the tankby the pump M, through the hosepipe K, until it is two-thirds full,compressing the air already in thetank to about 25 lbs, pressure. The burner is heated by burn-ing a little oil in the dish C, theheat being concentrated aroundthe burner tubes by the chimneyS. In seven or eight minutes theburner will be sufficiently heated ;the valve B^ is then opened ahttle and the oil from the tank is. forced by the air pressure into the heated burner, where it is convertedinto gas, which issues from the jet N, mixing with sufficient air in thecone W, where it may be ignited ; the chimney is then removed, andthe flame passing through the rings of the burner, maintains the heatand gives a clear, white light, free from smoke or spray. A few strokes ofthe pump every few hours is all that is required to renew the pressure—and oil or air can be pumped into the tank while the Hght is burning.


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Keywords: ., bookauthorhiscoxgardnerdexter18, bookcentury1900, bookdecade1910