of the piston, rod, and com- ♦ ' » I ♦ pound levers, the valve in the steam inlet pipe is partly AN IMPROVED FEED WATER HEATER. Climatic Eflfects of the New liake in Soutlicrn or wholly closed. As soon as the pressure of the dis- The heater shown in the illustration is arranged to California.… … framed between two glass plates. The above mentioned having been thus employed in one instance to give BELL'S FEED WATEB HEATEB. 30 pounds pressure in a service pipe and 150 pounds cyanotype paper, giving white lines on a blue ground, the engine. It has been patented by Mr. Joseph Bell, may be…
Water · Patents · Adapted · Scientific American · Diameter · Red bud · Quadruplex system · Fire box · Water space · Years ago · Set screws · Electric light · Van depoele · Patent office
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