发明名称 FROG FOR POINTS AND A METHOD FOR PRODUCING THE SAME
摘要 The invention relates to a frog for points, which are used in rail installations and are welded to the rail track of rail installations. The frog is configured as a rigid frog (1), consisting of two standard rail halves, which are connected in the vicinity of their heads (7, 8) and feet (4, 5) by means of weld seams (6, 6') produced by electron beam welding. An air gap is provided between the webs (11) of the standard rail halves (2, 3).
申请公布号 WO02099194(A1) 申请公布日期 2002.12.12
申请号 WO2002DE02031 申请日期 2002.06.04
申请人 JOSCH STRAHLSCHWEISSTECHNIK GMBH;SOBISCH, GOETZ;HEIM, ARMIN 发明人 SOBISCH, GOETZ;HEIM, ARMIN
分类号 B23K15/00;E01B7/10 主分类号 B23K15/00
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