Model making; including workshop practice, design and construction of models, a practical treatise for the amateur and professional mechanic .. (1919)
Yates, Raymond F. (Raymond Francis), 1895- ed · New York, The Norman W. Henley Pub. Co. · leaf 306
Fig. 213—Details of one of the controlling solenoids of the ruddermechanism main on. The large coils draw 15 amperes apiece at 6volts. This amount of current produces a pull that willdraw the plunger out of ones fingers nine times out of … Fig. 214—Close-up view of the rudder solenoids in place ten, providing the plunger is inserted three-quarters ofits length when the current is applied. This high currentdensity is not objectionable, however, in view of the factthat it is applied for but one or two seconds at a time. 304 Model…
Machinery
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