发明名称 Levelling device, especially for riding school surfaces, comprises height adjustable slide with orientation devices for fixing its angle relative to horizontal
摘要 The levelling device (1) comprises a slide (3) which is height adjustable in relation to the surface being levelled. An orientation device (4) is used to fix the orientation of the slide in relation to a horizontal plane. The levelling device is used on granular material surfaces and can be coupled to a towing vehicle, e.g. a tractor (2).
申请公布号 NL1012903(C1) 申请公布日期 2001.02.27
申请号 NL19991012903 申请日期 1999.08.25
申请人 HENDRIK MARTINUS OOSTERHUIS;NICOLAAS JOHANNES SOEK 发明人 RENU VOETS
分类号 A01B31/00;A01K1/015;(IPC1-7):A01B25/00 主分类号 A01B31/00
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