发明名称 Self-propelled vehicle capable of moving equally well over the water and over soft ground
摘要 Vehicle capable of moving equally well over water and over soft ground, characterised in that it includes a chassis 1 supporting two parallel horizontal shafts each secured to an Archimedean screw 6-8, buoyancy means, and means for rotationally driving the Archimedean screws 6-8. <IMAGE>
申请公布号 FR2637848(A1) 申请公布日期 1990.04.20
申请号 FR19880013488 申请日期 1988.10.13
申请人 SIMON JEAN 发明人
分类号 B60F3/00;B62D57/036 主分类号 B60F3/00
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