File:Mechanics of the household; a course of study devoted to domestic machinery and household mechanical appliances (1918) (14799872973).jpg

Identifier: mechanicsofhouse00keen (find matches)
Title: Mechanics of the household; a course of study devoted to domestic machinery and household mechanical appliances
Year: 1918 (1910s)
Authors: Keene, E. S. (Edward Spencer), b. 1864
Subjects: Heating Lighting Plumbing
Publisher: New York, McGraw-Hill book company, inc.
Contributing Library: The Library of Congress
Digitizing Sponsor: The Library of Congress

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e-hour capacity, will deliver current of 1 ampere for80 hours at 32 volts intensity. A 20-watt lamp on a 32-voltcircuit requires % ampere for its operation. The battery will,therefore, keep lighted one such lamp for 96 hours, or four 20-watt lamps may be lighted continuously for 24 hours, or eightlamps for 12 hours, before recharging. Aside from its ability to supply the required light for theaverage home, it furnishes energy sufficient for heating a flat-iron or other heating apparatus, to operate motors for pumpingwater, driving a washing machine or any other of the domesticrequirements. Such plants are made in sizes to suit any condition of require-ment. In large establishments a larger motor generator andbattery will be necessary with which to generate and store the ELECTRICITY 371 required electricity but in any case suitable apparatus is to beobtained to meet any requirement of light, heat or powerdeveloped. BOLTCONNECTOR- POSITIVETERMJNAU^ NEGATIVETERMINAL SEMI-HARDRUBBER COVER
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WOObSEPARATOR IHEGATNlPLATE ^PLATESUPPORT LOCK -POSmVE PLATE M^PERFORATED HARD^^ RUBBER SEPARATOR Fig. 262.—Electric storage cell. National Electrical Code.—The details governing the size, themanner of placing and securing wires in buildings is included inthe regulations published by the National Board of Fire Under-writers as the National Electric Code. Likewise the mechanicalconstruction of all apparatus dealing with electric distributionis definitely specified so that manufacturers furnish reliablematerials for all requirements. In the specifications for furnish- 372 MECHANICS OF THE HOUSEHOLD ing buildings with the use of electricity, descriptions are madeof the desired types and styles of the switches and various otherfixtures to suit the requirements. Electric Light Wiring.—In the equipment of a house for theuse of electricity, the wiring, together with distributing panel,the various outlets, receptacles, switches, and other appliancesthat make up the system, is of more th

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