发明名称 |
PRE - NOZZLE FOR A DRIVE SYSTEM OF A WATERCRAFT TO IMPROVE THE ENERGY EFFICIENCY |
摘要 |
The front-nozzle (10a) has a water inlet opening and a water outlet opening, where a fin system is arranged within the front-nozzle. An inlet region of the front-nozzle is provided without fin system. The front-nozzle is formed in a rotationally asymmetric manner. A water-inlet-side opening area (19) of the front-nozzle is greater than a water-inlet-side opening area of a rotationally symmetrical front-nozzle with the same center radius. |
申请公布号 |
HK1172301(A1) |
申请公布日期 |
2016.04.29 |
申请号 |
HK20120113114 |
申请日期 |
2012.12.19 |
申请人 |
BECKER MARINE SYSTEMS GMBH & CO. KG |
发明人 |
DIRK LEHMANN;FRIEDRICH MEWIS |
分类号 |
B63H |
主分类号 |
B63H |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|