| 摘要 |
PCT No. PCT/GB89/00339 Sec. 371 Date Nov. 1, 1990 Sec. 102(e) Date Nov. 1, 1990 PCT Filed Apr. 3, 1989 PCT Pub. No. WO89/09722 PCT Pub. Date Oct. 19, 1989.A marine anchor is described which has a shank having a leading end for attachment to a cable and a general double-bladed ploughshare shaped fluke fixed to the shank with the blades disposed symmetrically about the median plane of the shank. The leading ends of the blades terminate in a single apex and the trailing ends of each blade diverges outwardly from said medial plane, each blade having a generally inwardly dished shape. The blades can be curved or consist of at least two flat angled surfaces. |
