发明名称 Multi-piece chamber filling element for lawn railway tracks
摘要 <p>The chamber filler unit for rail tracks consists of components (1, 2, 3) which are slidable relative to one another in the longitudinal direction of the rail (4), but are constrained in the lateral direction by their mating surfaces. An independent claim is also included for a rail provided with the proposed chamber filler units.</p>
申请公布号 EP1609909(A2) 申请公布日期 2005.12.28
申请号 EP20050090145 申请日期 2005.05.19
申请人 SEDRA GMBH 发明人 FROTTIER, JEAN-PIERRE;EILMES, HORST;SCHWIND, HUBERTUS
分类号 E01B21/00;E01B19/00;E01B26/00;(IPC1-7):E01B21/00 主分类号 E01B21/00
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