发明名称 EXPANDING INSERT FOR A RAIL SPIKE
摘要 <p>An expanding insert (4) for rail spikes is bent from a bar material and has two first and second limbs (40, 41) which are connected to one another via a first bend (43) and extend at least approximately parallel to one another, and a third limb (42) connected via a second bend (44) to the second limb (41). The first limb (40) and the second limb (41) are located in a common first plane (E1) and the third limb is located in a second plane (E2) which is substantially perpendicular to the first plane.</p>
申请公布号 CA2809226(A1) 申请公布日期 2012.03.15
申请号 CA20112809226 申请日期 2011.09.05
申请人 SERSA GROUP AG (SCHWEIZ) 发明人 SCHNYDER, CHRISTIAN
分类号 E01B9/16 主分类号 E01B9/16
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