Experimental engineering and manual for testing. For engineers and for students in engineering laboratories (1906)
Carpenter, Rolla C. (Rolla Clinton), 1852-1919 · New York, J. Wiley & Sons; [etc., etc.] · leaf 735
some con-structions communication 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… … Fig. 315.— Ignition by the Hot Tube.
Building materials · Machinery
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