Dynamo-electricity: its generation, application, transmission, storage and measurement (1884)
Prescott, George B. (George Bartlett), 1830-1894 · New York, D. Appleton · leaf 67
whilethe other edge is overhung by the head of an adjustable screwstop, X. The metal post c is supported and guided by a tubular post,2, secured to a suitable base plate. Attached to the lower endof the post c, and passing out through a slot in i, is the arm y,supporting an insulated holder for the… … Fig. 26. through the helix a, rod/ and the carbons k Jc, thus completingthe circuit. The axial magnetism produced in the helix will draw up thecore d, and it, by means of the lifting finger, will raise one edgeof the washer A, which, by its angular impingement against therod/, clamps and lifts it…
Electrical engineering
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