PROBLEM TO BE SOLVED: To provide a portable radiation image imaging device in which a flexible substrate does not come in contact with peripheral components without forcibly restricting movement of the flexible substrate.SOLUTION: The portable radiation image imaging device 10 includes: a radiation ray detection panel 14 having a photoelectric conversion element for converting radiated radiation ray into an electric signal a signal processing substrate 18 which applies a predetermined signal processing to the input electric signal a holding base member 16 which is arranged between the radiation ray detection panel 14 and the signal processing substrate 18, and holds the signal processing substrate 18 a flexible substrate 20 with flexure whose one end is connected to the radiation ray detection panel 14 and another end is connected to the signal processing substrate 18 a housing 12 in which the radiation ray detection panel 14, the signal processing substrate 18, the holding base member 16, and the flexible substrate 20 are disposed and a contact avoiding section 24 which is formed on at least one of the signal processing substrate 18, the holding base member 16, and the housing 12, and avoids contact with the flexible substrate 20.COPYRIGHT: (C)2013,JPO&INPIT【課題】フレキシブル基板の移動を強制的に制限しなくても、フレキシブル基板が周囲の部品と接触しない可搬型放射線画像撮影装置を提供する。【解決手段】可搬型放射線画像撮影装置10は、照射された放射線を電気信号に変換する光電変換素子を有する放射線検出パネル14と、入力された電気信号に対して予め定められた信号処理を行う信号処理基板18と、放射線検出パネル14と信号処理基板18の間に設けられ、信号処理基板18を保持する保持基材16と、撓みを設けて一端が放射線検出パネル14に接続され、他端が前記信号処理基板18に接続されたフレキシブル基板20と、放射線検出パネル14、信号処理基板18、保持基材16及びフレキシブル基板20が内蔵される筐体12と、信号処理基板18、保持基材16及び筐体12の少なくとも1つに形成されフレキシブル基板20との接触を回避する接触回避部24と、を有している。【選択図】図1
