reasonable to assume that, if they had, instead of about 16 Ibs. per ings in the table, where are we to get a co-efficient of 0°15? And if, as M. H. inch upon them, the 180 lbs. per inch under which many slide valves operate, Bochet concludes, the co-efficient varies they would be in more perfect… … of an equally good fit to their seats (and force that the upper one will not only this is supposing a good deal when we support the lower, but an additional weight will be required to separate them. The amount | remember that some engine builders put in the valves just as of the two finely fitted…
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