JPS5863187U - Ship drag reduction device - Google Patents
Ship drag reduction deviceInfo
- Publication number
- JPS5863187U JPS5863187U JP1981158739U JP15873981U JPS5863187U JP S5863187 U JPS5863187 U JP S5863187U JP 1981158739 U JP1981158739 U JP 1981158739U JP 15873981 U JP15873981 U JP 15873981U JP S5863187 U JPS5863187 U JP S5863187U
- Authority
- JP
- Japan
- Prior art keywords
- reduction device
- drag reduction
- ship
- stern
- guide member
- 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
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T70/00—Maritime or waterways transport
- Y02T70/10—Measures concerning design or construction of watercraft hulls
Landscapes
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の船舶の船尾縦断面図であり、第２図は従
来の船舶の満載状態における造波状況を示す平面図、第
３図は従来の船舶の軽荷状態における造波状況を示す平
面図であり、第４〜６図は本考案の一実施例としての船
舶の抵抗減少装置を示すもので、第４図はその要部を示
す船尾縦断面図、第５図は第４図のＶ−■矢視断面図、
第６図は第４図のＶｌ−ＶＩ矢視断面図であり、第７図
は上記本考案の装置を有する船舶の軽荷航行時における
造波状況を示す平面図である。
１・・・・・・スターンフレーム、３・・・・・・プロ
ペラ、４・・・・・・ラダーホーン、５・・・・・・舵
、７・・・・・・軽荷航行時の水面、８・・・・・・船
体、９ａ、 ９ｂ、 ９ｃ、 ９ｄ・・・・・・船体
により造られる波、１０ａ・・・・・・ラダーホーンに
より造られる波、１０ｂ・・・・・・舵により造られる
波。Figure 1 is a vertical cross-sectional view of the stern of a conventional ship, Figure 2 is a plan view showing the wave-making situation when the conventional ship is fully loaded, and Figure 3 is a plan view showing the wave-making situation when the conventional ship is lightly loaded. FIGS. 4 to 6 are plan views showing a drag reduction device for a ship as an embodiment of the present invention, FIG. A sectional view taken along the V-■ arrow in the figure.
FIG. 6 is a sectional view taken along the line Vl-VI in FIG. 4, and FIG. 7 is a plan view showing the wave-making situation when a ship equipped with the device of the present invention is sailing with a light load. 1... Stern frame, 3... Propeller, 4... Rudder horn, 5... Rudder, 7... When navigating with light load Water surface, 8...hull, 9a, 9b, 9c, 9d... waves created by the hull, 10a... waves created by the rudder horn, 10b...・Waves created by the rudder.
Claims (1)
ーホーンとにまたがるように饅けられた下向き凹溝状の
ガイド部材と、同ガイド部材に沿って上下動しうる連結
板とをそなえ、同連結板がその降下状態で軽荷航行時の
水面における上記のスターンフレームとラダーホーンと
を連結すべく配設されたことを特徴とする、船舶の抵抗
減少装置。It is equipped with a guide member in the shape of a downward groove extending over the stern frame and rudder horn above the stern propeller, and a connecting plate that can move up and down along the guide member. A drag reduction device for a ship, characterized in that it is arranged to connect the above-mentioned stern frame and rudder horn on the water surface when sailing with a light load in a descending state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981158739U JPS5863187U (en) | 1981-10-24 | 1981-10-24 | Ship drag reduction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981158739U JPS5863187U (en) | 1981-10-24 | 1981-10-24 | Ship drag reduction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5863187U true JPS5863187U (en) | 1983-04-27 |
Family
ID=29951224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981158739U Pending JPS5863187U (en) | 1981-10-24 | 1981-10-24 | Ship drag reduction device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5863187U (en) |
-
1981
- 1981-10-24 JP JP1981158739U patent/JPS5863187U/en active Pending
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