PROBLEM TO BE SOLVED: To provide an easily-detachable safety shoulder guard having excellent operability, capable of surely suppressing movement of a subject having a different physique, while having a simple structure.SOLUTION: A safety shoulder guard includes: an installation part 2 including a fastening screw 7 for holding a side end edge 14b of a top plate 14 of X-ray equipment, and installed on the side end edge 14b detachably a turning part 3 composed of an engagement clutch 8 connected to the installation part 2, for transferring turning force to one direction by including a pair of engagement parts in which an engagement surface direction is parallel or vertical to a surface of the top plate 14, and of a push button 9 for turning on/off transfer of the turning force an arm part 4 turnable around a turning shaft of the engagement clutch 8, whose one end is connected to the turning part 3 and a shoulder guard part 6 attached to the another end of the arm part 4.COPYRIGHT: (C)2015,JPO&INPIT【課題】簡易な構造でありながら体格の異なる被検者の移動を確実に抑制することが可能であり、しかも操作性が良好で着脱容易な安全肩当てを提供する。【解決手段】X線装置の天板14の側端縁14bを挟持する締付ネジ7を備え,この側端縁14bへ着脱可能に装着される装着部2と、装着部2に連結され、噛合面方向が天板14の面に対して平行又は垂直である一対の噛合部を備えて一方向に回動力を伝達する噛合いクラッチ8と,この回動力の伝達を入切する押ボタン9と,から成る回動部3と、回動部3に一端が連結され,噛合いクラッチ8の回動軸を中心に回動可能なアーム部4と、アーム部4の他端に取り付けられる肩当て部6と、を備える。【選択図】図1
