PROBLEM TO BE SOLVED: To provide a top plate for an X-ray diagnostic apparatus composed of a cylindrical member molded from a carbon fiber reinforced resin and a reinforcing member formed of a metal or a fiber reinforced resin, and fitted to the inside of one end portion of the cylindrical member, which hardly generates delamination at a bonding portion of the cylindrical member and the reinforcing member even if a large load is applied, and which is excellent in strength reliability for a long period.SOLUTION: The top plate for an X-ray diagnostic apparatus is constituted of the cylindrical member constituted by arranging two elongated face plates formed of the carbon fiber reinforcing resin, facing each other at an interval and connecting both ends in a width direction each other, respectively, and the reinforcing member fit to the inside of one end portion of the cylindrical member and formed of the metal or the fiber reinforced resin, the cylindrical member and the end portion of the reinforcing member located at the back side thereof are bonded with an elastic adhesive.COPYRIGHT: (C)2009,JPO&INPIT【課題】炭素繊維強化樹脂で成形された筒状部材とその筒状部材の一端部の内側に嵌合された金属あるいは繊維強化樹脂製補強部材とからなるX線診断装置用天板において、大きな荷重が負荷された場合にも、筒状部材と補強部材との接合部での剥離発生が少なく、長期にわたる強度信頼性に優れたX線診断装置用天板を提供する。【解決手段】炭素繊維強化樹脂で形成された長尺形状の2枚の面板を間隔をもって対面配置し、その幅方向のそれぞれの両端を互いに連結してなる筒状部材と、筒状部材の一端部の内側に嵌合され、金属または繊維強化樹脂で形成されてなる補強部材とからなり、筒状部材とその奥側に位置する補強部材の先端部とは、弾性接着剤で接着されてなることを特徴とするX線診断装置用天板。【選択図】図2
