Verbatim report of the ... Annual Meeting of the American Street-Railway Association (1884)
American Street Railway Association. Meeting · Brooklyn, N.Y. : Office of the Association · leaf 229
of the iron wire. I simply make this point — that any kind of metal made up of different metals or alloys, is not suitable for use in electric heaters, because the tendency to rearrangement of those metals and the crystallization of certain elements is very prominent. As I have already intimated,… … [CD! Street Hy. Journal FIG. 4. FIG. 5. trie heaters, that the heater be constructed so that the wire cannot vi- brate, so the constant vibration will be prevented. This section repre- sents a construction of electric heater in which each layer of the coil is in contact with a solid body, so that…
Electric railroads · Street-railroads
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