发明名称 Boat speed minimisation system
摘要 A trolling plate which, together with a supporting and deployment mechanism, is fixed to and strutted from an outboard motor without the need for engineering modifications or the use special tools; said trolling plate being pivotably deployable into the water in the zone immediately downstream of the propeller of the outboard motor to substantially block the efflux from said propeller and thereby reduce its propulsive effort; said deployment being effected in a universally variable way by means of a suitable actuator; control means of said actuator and/or said deployment mechanism incorporating means to permit the immediate retraction of said trolling plate should it impact an obstruction or should the power of said outboard motor suddenly be increased.
申请公布号 AU2013277918(B2) 申请公布日期 2016.08.25
申请号 AU20130277918 申请日期 2013.02.22
申请人 PIETSCH, HOWARD 发明人 PIETSCH, HOWARD CHARLES
分类号 B63H25/44;B63H20/34;B63H25/48 主分类号 B63H25/44
代理机构 代理人
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