公开(公告)号：US20190390412A1

公开(公告)日：2019-12-26

申请号：US16489927

申请日：2018-03-08

申请人： VOSSLOH COGIFER

发明人： Francesco BARRESI ,  Christophe KOEBEL ,  Christophe MULLER

IPC分类号： E01B9/62

摘要： The invention relates to a system (1) for securing a rail (2) by pinching the rail, comprising: a spring (3) bearing on the rail base (2a), a means (5) for securing the spring to a structure (4) carrying the rail, characterized in that the spring means bears against a device (6) for adjusting the spring comprising: a means (7) for supporting the spring, intended to be in contact with an edge of the rail, the spring being unable to move in translation with the support means, a means (8) for anchoring to the structure supporting the rail, a means (9) for adjusting the position of the support means with respect to the anchoring means.

公开(公告)号：US20200232167A1

公开(公告)日：2020-07-23

申请号：US16632168

申请日：2018-07-20

申请人： VOSSLOH COGIFER

发明人： Francesco BARRESI ,  Sylvain SCHMITT

IPC分类号： E01B11/46 ,  C22C38/58 ,  C21D9/04 ,  C21D6/00 ,  B23K35/30

摘要： Rolling support and guiding element (2) for a rail vehicle, comprising at least one upper portion forming the rolling surface, said portion being made from steel (1) having a composition comprising, in addition to Fe: −0.15≤C≤0.3%, −1≤Mn≤2%, −0.2%≤Ni≤1%, −0.5≤Cr≤2%, the steel (1) having a mixed structure of tempered martensite and residual austenite and bainite after having undergone a tempering heat treatment at a controlled speed and for a controlled length of time.