A practical treatise on modern gas and oil engines (1902)
Grover, Frederick · Manchester, The Technical Publishing Co., Limited; [etc., etc.] · leaf 117
ng charge of air are forced into thecylinder by means of a pump. The right-hand side of thepump plunger is in contact with air and gas, while the left-hand side discharges air only for the purpose of scavenging.It will be observed that the engine has no valves to thecylinder, and in this respect is… … Fia. 70a. under discussion it is stated that the volume of explosive mix-ture admitted to the cylinder is only 70 per cent, of the volumeof the cylinder, but this is the only safeguard against loss ofgas through the exhaust. It is probable that with a longexhaust pipe some of the fresh charge will…
Internal combustion engines
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