JPH0198795U - - Google Patents
Info
- Publication number
- JPH0198795U JPH0198795U JP19654487U JP19654487U JPH0198795U JP H0198795 U JPH0198795 U JP H0198795U JP 19654487 U JP19654487 U JP 19654487U JP 19654487 U JP19654487 U JP 19654487U JP H0198795 U JPH0198795 U JP H0198795U
- Authority
- JP
- Japan
- Prior art keywords
- tank
- stern
- propeller
- sectional area
- air pipe
- 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.)
- Granted
Links
- 239000013535 sea water Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Description
第１図〜第３図は、本考案の一実施例を示す図
面である。このうち第１図は本考案にかかる防振
ダンパーを備えた船尾部の側面図、第２図、第３
図はその横断面図を示す。第４図および第５図は
、従来の船尾防振装置を示す図面である。
１……船尾船体、４……タンク、５……タンク
の底面、５ａ……開孔、６……空気パイプ、７…
…空気層、８……海水層、Ｗ……吃水線。
1 to 3 are drawings showing one embodiment of the present invention. Of these, Figure 1 is a side view of the stern section equipped with the anti-vibration damper according to the present invention, Figures 2 and 3 are
The figure shows its cross-sectional view. 4 and 5 are drawings showing a conventional stern vibration isolator. 1... Stern hull, 4... Tank, 5... Bottom of tank, 5a... Hole, 6... Air pipe, 7...
...air layer, 8...seawater layer, W...water line.
Claims (1)
ロペラの上方の船体内にタンクを設け、該タンク
と外海水とを連通する開孔を該タンクの底面に設
けた防振ダンパーにおいて、該タンクの上方に一
端を大気に開口し、他端を該タンクの頂面を貫通
して防振効果を発揮しうる空気層厚さに相当する
長さを該タンク下方に突出させて開口した空気パ
イプを設け、しかも該空気パイプの断面積ａと該
タンクの水平断面積Ａとの関係をａ〈０．０３Ａ
としたことを特徴とする船尾防振ダンパー。 In an anti-vibration damper for the stern of a ship equipped with a propeller, a tank is provided in the hull above the propeller, and an opening is provided in the bottom of the tank to communicate the tank with open sea water. An air pipe that has one end opened to the atmosphere above and the other end that penetrates the top surface of the tank and protrudes below the tank with a length corresponding to the thickness of the air layer that can exhibit a vibration-proofing effect. , and the relationship between the cross-sectional area a of the air pipe and the horizontal cross-sectional area A of the tank is a〈0.03A
A stern anti-vibration damper characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19654487U JPH0635910Y2 (en) | 1987-12-23 | 1987-12-23 | Stern anti-vibration damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19654487U JPH0635910Y2 (en) | 1987-12-23 | 1987-12-23 | Stern anti-vibration damper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0198795U true JPH0198795U (en) | 1989-07-03 |
| JPH0635910Y2 JPH0635910Y2 (en) | 1994-09-21 |
Family
ID=31487147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19654487U Expired - Lifetime JPH0635910Y2 (en) | 1987-12-23 | 1987-12-23 | Stern anti-vibration damper |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0635910Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0414461A (en) * | 1990-05-08 | 1992-01-20 | Seiko Epson Corp | Cap device for ink jet head |
| JPH0474194U (en) * | 1990-11-09 | 1992-06-29 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4981736B2 (en) * | 2008-04-09 | 2012-07-25 | 三菱重工業株式会社 | Hull structure |
-
1987
- 1987-12-23 JP JP19654487U patent/JPH0635910Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0414461A (en) * | 1990-05-08 | 1992-01-20 | Seiko Epson Corp | Cap device for ink jet head |
| JPH0474194U (en) * | 1990-11-09 | 1992-06-29 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0635910Y2 (en) | 1994-09-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0198795U (en) | ||
| JPS61114174U (en) | ||
| JPH0474194U (en) | ||
| JPS59156892U (en) | Ballast and anti-sway tank | |
| JPS59131394U (en) | Hull shape with bow valve | |
| JPS60102194U (en) | anchor chain store | |
| JPS6124395U (en) | oar boat | |
| JPH0287700U (en) | ||
| JPS62103694U (en) | ||
| JPS5997197U (en) | Sway reduction water tank for work boats | |
| JPS6295994U (en) | ||
| JPS6353822U (en) | ||
| JPS62162191U (en) | ||
| JPS6288698U (en) | ||
| JPH0284833U (en) | ||
| JPS61155287U (en) | ||
| JPS5914796U (en) | Ballast piping equipment for cargo ships, etc. | |
| JPS63190733U (en) | ||
| JPS5820996U (en) | Floater with pressure tank for marine construction | |
| JPH01103494U (en) | ||
| JPS6156192U (en) | ||
| JPS6278596U (en) | ||
| JPS6116998U (en) | Fire extinguishing system for small boats | |
| JPS61127093U (en) | ||
| JPS6186292U (en) |