发明名称 Drag anchor
摘要 PCT No. PCT/SE87/00560 Sec. 371 Date Jul. 5, 1988 Sec. 102(e) Date Jul. 5, 1988 PCT Filed Nov. 26, 1987 PCT Pub. No. WO88/04256 PCT Pub. Date Jun. 16, 1988.The invention has as its object a drag anchor which is simple to manufacture and provides an effective grip in the bottom material where the anchor is to be used, besides which the anchor can be executed with a very low weight. The invention, which relates most particularly to a drag anchor, the shank of which is pivotally attached to its part which forms the fluke, is characterized in that its part (2) which forms the fluke consists of a hollow body (2) open at its front and rear end in the direction in which the shank (1) is towed, i.e. the direction of movement of the drag anchor, which body forms a mantle enclosing the rear part of the shank with an extension in the direction of movement of the drag anchor.
申请公布号 US4907523(A) 申请公布日期 1990.03.13
申请号 US19880216629 申请日期 1988.07.05
申请人 CLAESSON, HANS 发明人 CLAESSON, HANS
分类号 B63B;B63B21/38 主分类号 B63B
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