发明名称 Draghead for a trailing suction hopper and process for dredging by means of this draghead
摘要 The present invention relates to a draghead (1) for a trailing suction hopper, comprising a visor (2), revolvable around a first axis (6) for removing soil, and a suction line (31) connected to the visor (2) for the removal of the loosened soil, characterised in that the draghead (1) is provided with a pressure plate (21), which comprises a number of mainly disc-shaped penetrating bodies (22) on the soil-facing side of the pressure plate (21), in such a way that their circumferential edge (23) is capable of transferring forces to the soil.
申请公布号 ZA200701140(B) 申请公布日期 2008.08.27
申请号 ZA20070001140 申请日期 2005.08.30
申请人 DREDGING INTERNATIONAL 发明人 TACK, BRUNO
分类号 E02F 主分类号 E02F
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