JPS6290298U

JPS6290298U -

Info

Publication number: JPS6290298U
Application number: JP18261085U
Authority: JP
Priority date: 1985-11-27
Filing date: 1985-11-27
Publication date: 1987-06-09

Description

[Brief explanation of the drawing]

第１〜３図は本考案の一実施例としての下部翼
板付き船舵を示すもので、第１図はその側面図、
第２図は第１図の―矢視断面図、第３図は第
１図の―矢視断面図であり、第４，５図は従
来の端板付き船舵を示すもので、第４図はその側
面図、第５図は第４図の―矢視断面図である
。１……船舵、２……ラダーホーン、３……船体
船尾部、４……スクリユープロペラ、５……水流
、６……下部翼板、６ａ，６ｂ……上部翼板とし
ての上部翼板部材、７……下部翼板上面、７ａ，
７ｂ……上部翼板下面、８……下部翼板下面、８
ａ，８ｂ……上部翼板上面、９……揚力、１０…
…船体前方へ向かう力の成分、１１……揚力、１
２……船体前方へ向かう力の成分。 Figures 1 to 3 show a rudder with a lower wing plate as an embodiment of the present invention, and Figure 1 is a side view thereof;
Figure 2 is a sectional view taken in the direction of the arrow in Figure 1, Figure 3 is a sectional view taken in the direction of the arrow in Figure 1, and Figures 4 and 5 show a conventional rudder with an end plate. The figure is a side view thereof, and FIG. 5 is a sectional view taken along the - arrow in FIG. 1... Rudder, 2... Rudder horn, 3... Stern of the hull, 4... Screw propeller, 5... Water flow, 6... Lower wing plate, 6a, 6b... Upper wing as upper wing plate. Plate member, 7...lower wing plate upper surface, 7a,
7b... lower surface of upper wing plate, 8... lower surface of lower wing plate, 8
a, 8b... Upper surface of upper wing plate, 9... Lifting force, 10...
...Component of force directed toward the front of the hull, 11... Lifting force, 1
2...The component of the force directed toward the front of the ship.

Claims

[Scope of utility model registration request]

In the rudder located behind the stern propeller,
With a lower wing plate, characterized in that the lower end of the rudder is provided with a lower wing plate having an airfoil-shaped longitudinal section, and the lower wing plate is arranged so that its leading edge is lower than its trailing edge. Rudder.