发明名称 |
SYMMETRISK PROPELLER |
摘要 |
A propeller (18) having an exhaust discharge passage (22) through the propeller hub has blades (24) symmetrical in thickness about the nose-tail pitch line and symmetrical in plan form about a rake line (26). The propeller (18) is particularly effective to increase reverse thrust when used with an outboard drive unit (10) having exhaust gas relief passages (27). |
申请公布号 |
SE8007408(L) |
申请公布日期 |
1981.06.27 |
申请号 |
SE19800007408 |
申请日期 |
1980.10.22 |
申请人 |
BRUNSWICK CORP |
发明人 |
KOEPSEL R E;STEINER R M;WILCOX D G |
分类号 |
B63H1/26;B63H20/00;B63H20/24;B63H21/32;F01N13/12;F02B61/04;(IPC1-7):B63H1/14 |
主分类号 |
B63H1/26 |
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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