. Dental and oral radiography : a text book for students and practitioners of dentistry . Fie. 21. The working principles of the interrupterless transformer are hereshown. The synchronous motor used to operate the rectifying switch of thealternating current machine may also be used as a rotary converter wherethe direct current is desired for other purposes in the laboratory. 60 DENTAL AND ORAL RADIOGRAPHY Two types of these machines are made, viz.: adirect current machine and an alteratins: current. Fig. transformer adapted for use in the dental x-ray laboratory. machine, th
. Dental and oral radiography : a text book for students and practitioners of dentistry . Fie. 21. The working principles of the interrupterless transformer are hereshown. The synchronous motor used to operate the rectifying switch of thealternating current machine may also be used as a rotary converter wherethe direct current is desired for other purposes in the laboratory. 60 DENTAL AND ORAL RADIOGRAPHY Two types of these machines are made, viz.: adirect current machine and an alteratins: current. Fig. transformer adapted for use in the dental x-ray laboratory. machine, the underlying- principles of which areshown in Fig. 21. When used on the direct current, the rotary X-RAY MACHINES 61
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Keywords: ., bo, bookcentury1900, bookdecade1910, booksubjectradiographydental
