PROBLEM TO BE SOLVED: To provide a self adjusting bearing (200) for use on a CT gantry (100).SOLUTION: The self adjusting bearing (200) is configured to be mounted on a main frame (102) of the CT gantry (100) and is configured to support a rotating base (104) of the CT gantry (100) wherein the self adjusting bearing (200) includes a roller (202), a first component, and a second component, the roller is configured to support the rotating base (104) and is rotatably mounted on the first component, the second component is configured to be mounted on the main frame (102), and the first component and the second component are configured to rotatably engage each other such that they can rotate relative to each other during the mounting of the self adjusting bearing (200).COPYRIGHT: (C)2012,JPO&INPIT【課題】本発明はCTスキャンフレーム(100)に用いられる自己調整軸受(200)を提供する。【解決手段】本発明の自己調整軸受(200)はCTスキャンフレーム(100)の主フレーム(102)に取り付けられて、CTスキャンフレーム(100)の回転ドラム(104)を支持し、該自己調整軸受(200)はローラー(202)と、第一部材と、第二部材とを有し、ローラーは回転ドラム(104)を支持し、かつ第一部材に回転可能に取り付けられ、第二部材は主フレーム(102)に取り付けられ、第一部材と前記第二部材とは自己調整軸受(200)を取り付ける際に相互相対に回転するように回転可能にマッチングされる。【選択図】図1