发明名称 Cleaning device for area beneath crash barrier, comprises scraper mounted on vehicle
摘要 <p>The device comprises a scraper which is height adjustable and extends beneath the barrier in order to remove material such as sand and gravel. The scraper is automatically swung away from the barrier when it strikes a barrier post and then returns into the cleaning position after it has passed the post. The cleaning device is mounted on a vehicle.</p>
申请公布号 SE526800(C2) 申请公布日期 2005.11.08
申请号 SE20040000752 申请日期 2004.03.24
申请人 MICHAEL SELANDER;PATRICK GAREFELT 发明人 MICHAEL SELANDER;PATRICK GAREFELT
分类号 E01H;E01H1/00;E01H1/10;(IPC1-7):E01H1/00 主分类号 E01H
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