发明名称 Road coverage, comprising a cover and cover supporting means.
摘要 <p>In a road a cover (2) is provided above a gutter or a well, said cover (2) bearing on cover supports (4). In order to avoid rattling of the cover (2), the cover (2) engages by a wedge effect with the cover supports (4), however with such a small wedge surface that same will deform through the load of vehicular traffic until the cover (2) is bearing on sufficiently large bearing surfaces (7) (8).</p>
申请公布号 EP0081009(A1) 申请公布日期 1983.06.15
申请号 EP19810201346 申请日期 1981.12.09
申请人 BALLAST-NEDAM GROEP N.V. 发明人 ZWOFERINK, GERRIT J. H.;BIESTERVELD, JACOB
分类号 E02D29/14;(IPC1-7):02D29/14 主分类号 E02D29/14
代理机构 代理人
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