发明名称 Water weed cutting and/or clearing vessel.
摘要 <p>This invention is a vessel for cutting and/or clearing water weed which vessel can be propelled by paddles one at each side of the hull, each of which is capable of propelling the vessel both in a first position (15) at one side of the hull and in a second position (25) beyond one end of the hull and within a surface is a combination of the side of the hull. Each paddle is mounted on an up-and-over arm (1) which can be operated by hydraulic actuator (10) and can be rotated about its axis when in the vertical position (26). In the first position the vessel is easily manoeuvrable; in a second position (25) of the paddles, the vessel has a substantially reduced overall width.</p>
申请公布号 EP0031224(A2) 申请公布日期 1981.07.01
申请号 EP19800304487 申请日期 1980.12.12
申请人 JOHN WILDER LIMITED 发明人 WILDER, JOHN HERBERT WYNDHAM;HORN, ALAN NELSON
分类号 A01D44/00;B63B35/00;B63H5/02;(IPC1-7):63B35/02;63H5/02;01D44/00 主分类号 A01D44/00
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