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 100
is especially adaptedto use where the wiring is installed after completion of building, because it is very flexible. Ques. How is a flexible conduit installed by fishing? Ans. It is fished under floors, in partitions between thefloor and ceiling, by making pockets in the floors, walls orceilings,… … Fig. 892.—Insulating joint. This fitting is used in fixture work. The part A screws on to thegas pipe and B to the fixture. The parts are separated by insulating material E, andthe outside of the joint is covered with moulded insulation D. In connecting fixtures tothe wiring, all wires should be…
Electrical engineering
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