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terminals, 2


Fig. 12.
a. Longitudinal section of free (hot) end of side terminal.
Terminals from spark plugs in which side terminal is anchored at one end only, removed after 9 hr. service in Liberty motor. Etching, 2 sec. in concentrated nitric acid.  X 55

ex Henry S. Rawdon and A I Krynitzky, Deterioration of Nickel Spark-plug Terminals in Service, Transactions of the American Institute of Mining and Metallurgical Engineers 64 (1921) : 129-158

17 November 2012
tags: deterioration; nickel; A. I. Krynitzky; Henry S. Rawdon