Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 255
are provided for angles, bends, taps, and crosses,and for switch, rosette, and receptacle bases. The molding can bebent for slight curves or offsets and when carefully installed givesgood results. Fig. 103 shows such a molding and fittings. Metal molding must be continuous from outlet to outlet… … Fig. 102. Molding Protection at Floor Level 227 104 UNDERWRITERS REQUIREMENTS lengths of molding and at all fittings and outlet boxes the joints mustbe mechanically and electrically secured. The fundamental ideais to secure an absolutely continuous metallic conductor throughoutthe entire run of…
Electrical engineering
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