发明名称 |
Trim adjusting system for jet propulsion boat |
摘要 |
A small jet propelled watercraft having a hull undersurface provided with a plurality of stripes and a step at the rear end thereof to reduce porpoising without increasing drag. The watercraft is propelled by a jet propulsion unit having a discharge nozzle which is capable of trim adjustment and which is controlled by a twist grip control mounted on its steering handlebar.
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申请公布号 |
US5540174(A) |
申请公布日期 |
1996.07.30 |
申请号 |
US19940322602 |
申请日期 |
1994.10.13 |
申请人 |
YAMAHA HATSUDOKI KABUSHIKI KAISHA |
发明人 |
KISHI, HIDEKI;IMAEDA, HIROFUMI |
分类号 |
B63H11/107;B63B1/04;B63H11/113;(IPC1-7):B63H11/113 |
主分类号 |
B63H11/107 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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