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USPTO's for finding information on machinery patents.
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306,712
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Oct. 21, 1884
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Gas Engine
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James Atkinson |
, England |
Patented in England, 22 Sep 1881, #4,086 & 14 Sep 1882, #4,378.
Abstract:
My invention relates to improvements in gas-engines in which the power is obtained by the ignition and subsequent expansion of a combustive mixture of gas and air, such gas and air_ being exploded or ignited at atmospheric pressure; and the objects of my improvements are, first, to provide a main slide admitting gas and air and igniting the same, combined with a supplementary slide to regulate the exhaust; second, to provide a separate self-acting air-inlet, in combination with a slide valve or valves for admitting gas and air, for the purpose of obtaining fall atmospheric pressure in the cylinder at the time of ignition; third, to cover the ignition port excepting at the right time for ignition.
Claim:
In a gas-engine, the combination of a slide-valve admitting gas and air, with a self-acting valve admitting air during the same stroke.. |