Hobart, H. M. (Henry Metcalf), 1868-1946 ed · Philadelphia, J. B. Lippincott · leaf 110
-ventilatedMotor. See Motor,Pipe-ventilated. Pit, Draw-in. SeeManhole. Pitch. — The wordpich is used in dynamodesign in various senses.For definitions coveringits use in armature wind-ings see Pitch, Winding. The conceptionof pitch as employed in dynamo design isthat of an arc of the circumference,…
Electrical engineering
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