JPS6433499U - - Google Patents
Info
- Publication number
- JPS6433499U JPS6433499U JP12885787U JP12885787U JPS6433499U JP S6433499 U JPS6433499 U JP S6433499U JP 12885787 U JP12885787 U JP 12885787U JP 12885787 U JP12885787 U JP 12885787U JP S6433499 U JPS6433499 U JP S6433499U
- Authority
- JP
- Japan
- Prior art keywords
- fin
- fins
- propeller
- twist angle
- twisted
- 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
- 230000009977 dual effect Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
Description
第１図〜第２図及び第６図は、本考案の二連式
リアクシヨンフインの一実施例であり、第１図は
第３図の―線断面図、第２図は第１図の―
線断面図、及び第６図は成績図を示す。第３図
〜第５図は、従来の二連式のリアクシヨンフイン
の例であり、第３図は右舷側から見た船尾部の側
面図、第４図、第５図は第３図の―線断面図
及び―線断面図である。図はすべて右回りプ
ロペラ（右回りのとき前進航走する）を対象とし
ている。
１…船体、４…プロペラ軸、５…プロペラ、７
ａ〜７ｆ…後方フイン、８ａ〜８ｆ…前方フイン
、γＡ…後方フインのフイン長さ、γＦ…前方フ
インのフイン長さ、αＡ…後方フインのひねり角
、αＦ…前方フインのひねり角、である。
1 to 2 and 6 show an embodiment of the dual reaction fin of the present invention. ―
The line cross-sectional view and Figure 6 show the results chart. Figures 3 to 5 show examples of conventional double-barreled reaction fins. Figure 3 is a side view of the stern section seen from the starboard side, and Figures 4 and 5 are the same as in Figure 3. - line sectional view and - line sectional view. All illustrations are for a clockwise propeller (cruising forward when clockwise). 1...Hull, 4...Propeller shaft, 5...Propeller, 7
a to 7f...rear fin, 8a to 8f...front fin, γA...fin length of rear fin, γF...fin length of front fin, αA...twist angle of rear fin, αF...twist angle of front fin. .
Claims (1)
り放射状に突出する複数のフインが、プロペラの
回転方向と逆向きに水の流れが曲げられるように
ひねつて設けられた後方のフインと、その前方に
、プロペラ軸に対して放射状に船体より突出する
複数のフインがプロペラの回転方向と逆向きに水
の流れが曲げられるようにひねつて設けられた前
方のフインよりなる二連式リアクシヨンフインに
おいて、前方フインの長さを後方フインの長さよ
り長く形成し、且つ前後相対するフインにおける
後方フインのひねり角より大にしてなることを特
徴とする二連式リアクシヨンフイン。 At the front of the propeller, a plurality of fins protrude radially from a boss surrounding the propeller shaft, and at the front of the fins are rear fins that are twisted so that the water flow is bent in the opposite direction to the propeller rotation direction. , a double-barreled reaction fin consisting of a plurality of fins protruding radially from the hull with respect to the propeller shaft and a front fin twisted so that the water flow is bent in the opposite direction to the rotational direction of the propeller, A dual reaction fin characterized in that the length of the front fin is longer than that of the rear fin, and the twist angle of the rear fin is larger than the twist angle of the rear fin of the front and rear opposing fins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12885787U JPS6433499U (en) | 1987-08-25 | 1987-08-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12885787U JPS6433499U (en) | 1987-08-25 | 1987-08-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6433499U true JPS6433499U (en) | 1989-03-01 |
Family
ID=31382593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12885787U Pending JPS6433499U (en) | 1987-08-25 | 1987-08-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6433499U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS623398B2 (en) * | 1980-04-15 | 1987-01-24 | Furamatomu E Kojema Fragema |
-
1987
- 1987-08-25 JP JP12885787U patent/JPS6433499U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS623398B2 (en) * | 1980-04-15 | 1987-01-24 | Furamatomu E Kojema Fragema |
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