| 摘要 |
An X-ray CT device, including a stationary part; a rotary part; an X-ray tube provided at the rotary part and that radiates X-ray beams on an object of imaging; an X-ray detector being provided at the rotary part and that detects the X-ray beams; an image processor that generates cross-sectional images of the object; a display that shows the cross-sectional images; a rotary step-up transformer that steps up AC voltage and including a primary and secondary part, the primary part being annular and being provided at the stationary part and including a primary winding being provided circumferentially and the secondary part being provided at the rotary part so as to confront the primary part over a gap and including a plurality of secondary cores disposed circumferentially and a secondary winding being wound on each of the secondary cores and being interconnected in series.
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