International Library of Technology · Scranton, International Textbook Co. · leaf 636
are made in a large variety of styles andsizes. Fig. 22 gives an idea as to the arrangement of a flushswitch. In this case the switch is operated by pushingthe button projecting through the plate. The workingparts are encased in porcelain and the face plate may begiven any finish required to match… … §27 INTERIOR WIRING. 43 also made so that they may be mounted flush with the wall.When switches are mounted flush, an iron box should beprovided in which to place them. Fig. 24 shows a switch
Electrical engineering
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