JPH0467594U - - Google Patents
Info
- Publication number
- JPH0467594U JPH0467594U JP11007990U JP11007990U JPH0467594U JP H0467594 U JPH0467594 U JP H0467594U JP 11007990 U JP11007990 U JP 11007990U JP 11007990 U JP11007990 U JP 11007990U JP H0467594 U JPH0467594 U JP H0467594U
- Authority
- JP
- Japan
- Prior art keywords
- propeller
- fin
- fins
- stern
- boss
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１，２図は本考案の一実施例としての左右非
対称リアクシヨンフインをそなえた船舶を示すも
ので、第１図はその船尾側面図、第２図は第１図
の−矢視断面図であり、第３図は第２図に対
応させてフインの変形例を示す断面図であり、第
４〜７図は従来の舶用リアクシヨンフインをそな
えた船舶を示すもので、第４図はその船尾側面図
、第５図は第４図の−矢視断面図、第６図は
第４図の−矢視断面図、第７図は左舷側のフ
インの断面図である。
１……船体、２……スターンフレーム、３……
プロペラ軸、４……船尾ボツシング、５……プロ
ペラ、６……フインボス、７ａ〜７ｆ……フイン
、８……ラダーホーン、９……舵、１０ａ〜１０
ｃ……フイン。
Figures 1 and 2 show a ship equipped with left-right asymmetrical reaction fins as an embodiment of the present invention. Figure 1 is a side view of the stern, and Figure 2 is a sectional view taken along the - arrow in Figure 1. FIG. 3 is a sectional view showing a modified example of the fin corresponding to FIG. 2, and FIGS. 4 to 7 show a ship equipped with a conventional marine reaction fin. The stern side view, FIG. 5 is a sectional view taken along the - arrow in FIG. 4, FIG. 6 is a sectional view taken along the - arrow in FIG. 4, and FIG. 7 is a sectional view of the fin on the port side. 1...hull, 2...stern frame, 3...
Propeller shaft, 4...Stern bossing, 5...Propeller, 6...Fin boss, 7a-7f...Fin, 8...Rudder horn, 9...Rudder, 10a-10
c... Huynh.
Claims (1)
を囲む船尾ボツシングの周囲にフインボスをそな
えるとともに、同フインボスから放射状に突出す
る複数のフインをそなえ、同フインには上記プロ
ペラの前進回転方向と逆方向に水流を曲げられる
ようなひねりが施されて、上記複数のフインのう
ち上記プロペラが前進回転するときプロペラ翼の
下降する側のフインのみについて、同フインの後
縁部の少なくとも前面が背面側へ弯曲するように
形成されたことを特徴とする、左右非対称リアク
シヨンフイン。 A fin boss is provided around the stern bossing surrounding the propeller shaft in front of the stern propeller, and a plurality of fins are provided radially projecting from the fin boss, and the fins are provided with a water flow in a direction opposite to the forward rotational direction of the propeller. A bendable twist is applied so that at least the front surface of the trailing edge of only the fin on the descending side of the propeller blade among the plurality of fins is curved toward the rear side when the propeller rotates forward. A left-right asymmetrical reaction fin characterized by being formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11007990U JPH0467594U (en) | 1990-10-20 | 1990-10-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11007990U JPH0467594U (en) | 1990-10-20 | 1990-10-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0467594U true JPH0467594U (en) | 1992-06-16 |
Family
ID=31857362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11007990U Pending JPH0467594U (en) | 1990-10-20 | 1990-10-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0467594U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006347519A (en) * | 2005-06-15 | 2006-12-28 | Mhi Marine Engineering Ltd | Device for enhancing propulsion performance for small craft |
| JP2021501089A (en) * | 2017-10-31 | 2021-01-14 | サムスン・ヘヴィー・インダストリーズ・カンパニー・リミテッド | Propulsion efficiency improvement device |
-
1990
- 1990-10-20 JP JP11007990U patent/JPH0467594U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006347519A (en) * | 2005-06-15 | 2006-12-28 | Mhi Marine Engineering Ltd | Device for enhancing propulsion performance for small craft |
| JP4684778B2 (en) * | 2005-06-15 | 2011-05-18 | エムエイチアイマリンエンジニアリング株式会社 | Small ship propulsion performance improvement device |
| JP2021501089A (en) * | 2017-10-31 | 2021-01-14 | サムスン・ヘヴィー・インダストリーズ・カンパニー・リミテッド | Propulsion efficiency improvement device |
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