Rolling element cage

The invention relates to a rolling element cage for a linear guide system, comprising two receptacles and a connecting part connecting the two receptacles, each of the two receptacles having two extended top surfaces, each of the two receptacles having a plurality of holes, wherein each of the plurality of bores has a side surface connecting the two top surfaces, and wherein each of the plurality of bores of the rolling element cage is able to receive at least one of a plurality of bearing rolling elements, a transition portion between the side face of the hole or one of the two top faces and the side face can be in contact with a rolling element face of the bearing rolling element which can be accommodated in the hole. And wherein the transition portion between one of the two top surfaces and the side surface at least partially comprises a broken edge, an edge with a chamfered portion or a rounded portion. 本发明涉及用于线性引导系统的滚动元件保持架，包括两个容纳部和连接所述两个容纳部的连接部，其中所述两个容纳部中的各者具有延伸的两个顶面，其中所述两个容纳部各自具有多个孔，其中每个所述孔具有连接所述两个顶面的侧