Experimental engineering and manual for testing (1903)
Carpenter, Rolla C. (Rolla Clinton), 1852-1919 · New York, J. Wiley & sons; [etc., etc.] · leaf 648
on be-tween the hot tube and thecylinder is closed by a valveexcept at the time of ignition.Electric ignition is of twokinds: the contact method, inwhich two terminals connectedthrough a battery and sparkcoil are brought into contactwithin the cylinder and separ-ated rapidly, causing a brightFig.…
Building materials · Machinery
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