International Library of Technology · Scranton, International Textbook Co. · leaf 100
Fig. 934.-Fig. 934 shows the position of the screw holes for the f-inscrews on the board. 1534 PRINCIPLES OF Fig. 935 represents the switch with the brass strips in posi-tion. The small block of wood fin. Xf in. X 3 in. is shown at … Fig. 935. N. The two brass strips 5 and ^S are fastened to it by thetwo -l-in.No. 6 screws V and K. This block N serves to keepthe two brass strips equidistant, and also as a handle bywhich the switch may be moved. The other ends of thestrips are held in place by the screws / and H. These…
Electrical engineering
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