Hawkins electrical guide. Questions, answers & illustrations; a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 58
or. As these are quite costly, the preferable arrangement, and one equally as satis-factory, is the use of a standard speed motor combined with a back geared attachment.Rawhide pinions are furnished whenever possible, insuring smooth running with a mini-mum of noise. The synchronous speed is… … S^: a c s 5« I . =_ 1 5 vS *c s • - a = ■ — s * ■* a I 5-tt-^N E — c— - i — - tf = - a < E = -^5-~ • -iS; o-5 ft3 2 • oS c - - — . q a Bfc E.E --S u= = ~^ — -. - — . -~ g - £ —. .-. = _x - 3^ •- = - 5 -..a f3 5 J ftu* .£■ - — ;_ c ..Z——--Z- — aUj — ~c Sis^ ..9* -■51 :fc-~ % 5 7 ■ - * %,~J.~ :…
Electrical engineering
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