JPS6391996U - - Google Patents
Info
- Publication number
- JPS6391996U JPS6391996U JP18779786U JP18779786U JPS6391996U JP S6391996 U JPS6391996 U JP S6391996U JP 18779786 U JP18779786 U JP 18779786U JP 18779786 U JP18779786 U JP 18779786U JP S6391996 U JPS6391996 U JP S6391996U
- Authority
- JP
- Japan
- Prior art keywords
- propeller
- propulsion device
- propeller blades
- circle
- propeller blade
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000005284 excitation Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案の第１実施例としての起振力軽
減型舶用螺旋推進器を示す後面図であり、第２図
は本考案の第２実施例としての起振力軽減型舶用
螺旋推進器を示す後面図であり、第３〜５図は従
来の舶用螺旋推進器としてのサーフエスプロペラ
を示すもので、第３図はそのプロペラをそなえた
船舶の後方斜視図、第４図は同船舶の側面図、第
５図はそのプロペラの後面図である。
１０……起振力軽減型舶用螺旋推進器、１１…
…プロペラ円、１２ａ，１２ｂ，１２ｃ……プロ
ペラ翼、１３ａ，１３ｂ，１３ｃ……プロペラ翼
の外周縁、１４ａ，１４ｂ，１４ｃ……プロペラ
翼の先端、１５ａ，１５ｂ，１５ｃ……プロペラ
翼の中心線、１６……プロペラボス、２０……起
振力軽減型舶用螺旋推進器、２１……プロペラ円
、２２ａ，２２ｂ，２２ｃ……プロペラ翼、２３
ａ，２３ｂ，２３ｃ……プロペラ翼の外周縁、２
４ａ，２４ｂ，２４ｃ……プロペラ翼外周縁の先
端部、２５ａ，２５ｂ，２５ｃ……プロペラ翼外
周縁の基端部、２６……プロペラボス、Ｗ……水
面。
Fig. 1 is a rear view showing an excitation force reduction type marine helical propulsion device as a first embodiment of the present invention, and Fig. 2 is a rear view showing an excitation force reduction type marine helical propulsion device as a second embodiment of the invention. Figures 3 to 5 show a SurfS propeller as a conventional marine helical propulsion device, Figure 3 is a rear perspective view of a ship equipped with the propeller, and Figure 4 is a rear perspective view of the same. A side view of the ship, FIG. 5 is a rear view of its propeller. 10... Excitation force reduction type marine helical propulsion device, 11...
...Propeller circle, 12a, 12b, 12c...Propeller blade, 13a, 13b, 13c...Outer periphery of propeller blade, 14a, 14b, 14c...Tip of propeller blade, 15a, 15b, 15c...Center of propeller blade Line, 16...Propeller boss, 20...Excitation force reduction type marine helical propulsion device, 21...Propeller circle, 22a, 22b, 22c...Propeller blade, 23
a, 23b, 23c...Outer peripheral edge of propeller blade, 2
4a, 24b, 24c...Tip portion of outer circumferential edge of propeller blade, 25a, 25b, 25c... Base end portion of outer circumferential edge of propeller blade, 26...Propeller boss, W...Water surface.
Claims (1)
いて、上記複数のプロペラ翼の外周縁が、プロペ
ラ中心線方向から見て全体としてプロペラ円にほ
ぼ連続的に沿うように配設されていることを特徴
とする、起振力軽減型舶用螺旋推進器。 A marine spiral propulsion device having a plurality of propeller blades, characterized in that the outer peripheral edges of the plurality of propeller blades are arranged so as to substantially continuously follow the propeller circle as a whole when viewed from the propeller centerline direction. A helical propulsion device for ships that reduces vibrational force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18779786U JPS6391996U (en) | 1986-12-05 | 1986-12-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18779786U JPS6391996U (en) | 1986-12-05 | 1986-12-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6391996U true JPS6391996U (en) | 1988-06-14 |
Family
ID=31138589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18779786U Pending JPS6391996U (en) | 1986-12-05 | 1986-12-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6391996U (en) |
-
1986
- 1986-12-05 JP JP18779786U patent/JPS6391996U/ja active Pending
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