JPH0373287U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の一実施例に基づく船尾整流フ
インをそなえた船体後部の要部側面図、第２図は
第１図の−線に沿つて見た一部断面要部後面
図、第３図は従来の船尾整流フインをそなえた船
体後部の要部側面図、第４図は第３図の−線
に沿つて見た一部断面要部後面図、第５図は従来
の船尾整流フインによつて影響を受けるプロペラ
の迎角の変動を説明するための説明図、第６図は
本考案の船尾整流フインによつて影響を受けるプ
ロペラの迎角の変動を説明するための説明図であ
る。 １……スターンフレーム、２……船体、３……
シユーピース、４……舵、５……プロペラ、７…
…船尾整流フイン。 Fig. 1 is a side view of the main part of the rear part of the hull equipped with a stern rectifying fin based on an embodiment of the present invention, Fig. 2 is a rear view of the main part in partial section taken along the - line in Fig. 1, and Fig. Figure 3 is a side view of the main part of the rear part of the hull with a conventional stern rectifying fin, Figure 4 is a partial cross-sectional rear view of the main part taken along the - line in Figure 3, and Figure 5 is a conventional stern rectifying fin. FIG. 6 is an explanatory diagram for explaining the variation in the angle of attack of the propeller affected by the stern fin of the present invention. It is. 1... Stern frame, 2... Hull, 3...
Shew piece, 4... Rudder, 5... Propeller, 7...
...Stern commutating fin.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 下面側が凹面となるように弯曲しており、プロ
ペラの上方付近から船体の前方に向けて、水の流
れに沿うようにして前記船体の表面から突出する
船尾整流フインであつて、前記プロペラの前進回
転の際、前記プロペラの翼が下降する側の舷側に
のみ配設されていることを特徴とする、船尾整流
フイン。 A stern rectifying fin that is curved so that the lower surface side is concave and protrudes from the surface of the hull from near the top of the propeller toward the front of the hull along the flow of water, and is configured to prevent the propeller from moving forward. A stern rectifier fin, characterized in that during rotation, the blades of the propeller are disposed only on the side of the ship on which they descend.