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Jun/Jul 2008Subscribe NowEngine videos online! Check out the GEM video index on YouTube, the quickest way to find gas engine videos on the Internet. We’ve done the searching, all you have to do is the watching! Click below for GEM engine video index. |
A Different Kind of EngineBy Paul Towne26 Kicked Lane, Uncasville, Connecticut, 06382 How about an internal combustion engine that has no flywheel, no cooling jacket, no moving parts except a few mushroom valves, practically no lubrication, is light weight and has a high thermal efficiency? This sounds like a tall order, but Herbert A. Humphrey of England invented a machine that had these qualities. His invention is commonly called the Humphrey Gas Pump and it was used to pump water and compress air. Its outward appearance has no resemblance to an internal combustion engine; it is only in operation that the two are similar. Fig. 1 For heads up to 50 feet, the gas pump is very simple. A piece of pipe with a stand-pipe at one end and a combustion chamber at the other, the latter being surrounded by a few simple fittings. Figure 1 is a diagram of the simple ... 803 of 4455 characters shown.
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