PROBLEM TO BE SOLVED: To simply execute a subject rack assembling work.SOLUTION: A subject rack 1 includes: a circular revolving part 10 of the rack, which is mounted with an x ray tube 12 and an x ray detector 14 and a fixing part 40 of the rack, which supports the revolving part 10 of the rack in such a way that the revolving part 10 may revolve around an axis R1. The revolving part 10 of the rack has a seating surface part 20 on the circumferential surface in order to put itself on the receiving platform of a hand lift.COPYRIGHT: (C)2014,JPO&INPIT【課題】架台の組み立て作業を簡便に行うことを可能とする。【解決手段】架台1は、X線管12とX線検出器14とが取り付けられた環状の架台回転部10と、架台回転部10を軸R1回りに回転可能に支持する架台固定部40とを装備している。架台回転部10は、運搬用台車(ハンドリフト)の荷受台に載置されるための座面部20を外周面に有している。【選択図】図2