JPH01133096U - - Google Patents
Info
- Publication number
- JPH01133096U JPH01133096U JP2675588U JP2675588U JPH01133096U JP H01133096 U JPH01133096 U JP H01133096U JP 2675588 U JP2675588 U JP 2675588U JP 2675588 U JP2675588 U JP 2675588U JP H01133096 U JPH01133096 U JP H01133096U
- Authority
- JP
- Japan
- Prior art keywords
- suction duct
- water jet
- jet
- stern
- propulsion device
- 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
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 5
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Jet Pumps And Other Pumps (AREA)
Description
第１図は本考案の一実施例を示す一部省略した
断面図、第２図１は第１図のジエツト推進装置の
外観を示す図、第２図２は第２図１の底面図、第
２図３は第２図１の左側面図、第３図は従来例を
示す説明図、第４図１は第３図のジエツト推進装
置の外観を示す図、第４図１は第４図２の底面図
である。
２……船底、３……吸い込みダクト、３ａ……
底部開口部、１０……噴射ノズル、６６……イン
ペラ。
Fig. 1 is a partially omitted sectional view showing an embodiment of the present invention, Fig. 2 1 is a view showing the external appearance of the jet propulsion device shown in Fig. 1, Fig. 2 is a bottom view of Fig. 2, 2.3 is a left side view of FIG. 2.1, FIG. 3 is an explanatory diagram showing a conventional example, FIG. 4.1 is a diagram showing the external appearance of the jet propulsion device of FIG. 3, and FIG. FIG. 3 is a bottom view of FIG. 2; 2...Bottom, 3...Suction duct, 3a...
Bottom opening, 10... injection nozzle, 66... impeller.
Claims (1)
込みダクトと、この吸い込みダクトの船尾側に所
定間隔を隔てて配設された噴射ノズルとを備え、 前記吸い込みダクトと噴射ノズルとの間にイン
ペラを配設するとともに、このインペラにより前
記吸い込みダクトを介して流入した水を加圧して
前記噴射ノズルから後方に噴出する構造の水ジエ
ツト推進装置において、 前記吸い込みダクトの底部開口部の形状を、船
首側が船尾側より幅広になる形状に設定したこと
を特徴とする水ジエツト推進装置。[Scope of Claim for Utility Model Registration] A suction duct for jetting water jet in the bottom of the ship near the stern, and jet nozzles arranged at a predetermined interval on the stern side of the suction duct, and the suction duct and jet A water jet propulsion device having a structure in which an impeller is disposed between the water jet and the nozzle, and the impeller pressurizes the water that has flowed in through the suction duct and jets it backward from the injection nozzle. A water jet propulsion device characterized in that the shape of the section is set such that the bow side is wider than the stern side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2675588U JPH01133096U (en) | 1988-02-29 | 1988-02-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2675588U JPH01133096U (en) | 1988-02-29 | 1988-02-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01133096U true JPH01133096U (en) | 1989-09-11 |
Family
ID=31248668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2675588U Pending JPH01133096U (en) | 1988-02-29 | 1988-02-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01133096U (en) |
-
1988
- 1988-02-29 JP JP2675588U patent/JPH01133096U/ja active Pending