发明名称 Tennis court sanding and rolling machine - has full width container for dosed, evenly spread sand distribution
摘要 <p>The appliance is designed for treating flat surfaces, esp. tennis courts, with a layer of sand. It has a roller driven by a motor to roll the sand to a smooth surface. There is a sand container (25), with a device (40) for measured, evenly distributed output of sand, extending virtually across the whole width of the roller (13). There may also be interchangeable auxiliary appliances (53, 54) comprising a grubber and/or stroking board. Work is simplified and accelerated.</p>
申请公布号 DE2902284(A1) 申请公布日期 1980.07.24
申请号 DE19792902284 申请日期 1979.01.22
申请人 SCHIECK,HANS;STECH,ALBERT 发明人 SCHIECK,HANS;STECH,ALBERT
分类号 E01C19/20;E01C19/26;E01C19/48;(IPC1-7):01C19/00 主分类号 E01C19/20
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