发明名称 Apparatus for driving rods into the ground, used in particular for ground mechanic testing.
摘要 <p>Device for driving rods used primarily for soil mechanics tests into the ground which comprises a one-piece tubular rod (42) made of a compression and traction resistant material which can be bent by reversible elastic deformation, a winding drum (44) for said rod (42) and a device (46) for driving and extracting said rod.</p>
申请公布号 EP0448462(A1) 申请公布日期 1991.09.25
申请号 EP19910400744 申请日期 1991.03.20
申请人 ETAT FRANCAIS REPRESENTE PAR LABORATOIRE CENTRAL DES PONTS ET CHAUSSEES 发明人 SOULARD, PAUL J.
分类号 E02D1/02;E02D7/20;E02D13/06;E21B19/22 主分类号 E02D1/02
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