| 发明名称 |
OAR |
| 摘要 |
man-powered sports boats. SUBSTANCE: oar includes blade connected with shank which has handle; it is mounted by means of rowlock. Cross-section of shank from blade to rowlock has form of with profile. Ratio of maximum thickness "d" of wing profile to length "L" of chord is within 0,15<=d/L<=0,6. EFFECT: reduced air drag of shank during recovering and increased drag during active stroke. 3 dwg
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| 申请公布号 |
RU2189924(C1) |
申请公布日期 |
2002.09.27 |
| 申请号 |
RU20010125370 |
申请日期 |
2001.09.11 |
| 申请人 |
KOROTKIN ALEKSANDR IL'ICH;KOL'TSOVA NATAL'JA ALEKSANDROVNA;LISHANSKIJ GRIGORIJ JAKOVLEVICH;ZANIN VALENTIN PETROVICH;KHOKHLOV IGOR' NIKOLAEVICH |
发明人 |
KOROTKIN A.I.;KOL'TSOVA N.A.;LISHANSKIJ G.JA.;ZANIN V.P.;KHOKHLOV I.N. |
| 分类号 |
B63H16/04;(IPC1-7):B63H16/04 |
主分类号 |
B63H16/04 |
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