JPH0296400U - - Google Patents
Info
- Publication number
- JPH0296400U JPH0296400U JP596889U JP596889U JPH0296400U JP H0296400 U JPH0296400 U JP H0296400U JP 596889 U JP596889 U JP 596889U JP 596889 U JP596889 U JP 596889U JP H0296400 U JPH0296400 U JP H0296400U
- Authority
- JP
- Japan
- Prior art keywords
- nozzle
- opening
- ship
- moving
- switching
- 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
Landscapes
- Nozzles (AREA)
Description
第１〜４図は、本考案の一実施例としてのノズ
ル切換型ウオータジエツト推進装置を示すもので
、第１図はその船尾縦断面図、第２図は第１図の
―矢視図、第３図はノズル部の詳細を示す側
面図、第４図は第３図の―矢視図であり、第
５図は従来のウオータジエツト推進装置の一例を
示す船尾縦断面図、第６図は従来のウオータジエ
ツト推進装置の他の例を示す船尾平面図、第７図
は従来のウオータジエツト推進装置のさらに他の
例を示す船尾縦断面図である。
１……吐出管、２……ノズル部、２ａ……前進
用ノズル開口、２ｂ……後進用ノズル開口、３…
…切換え板、４……船底、５……デイスタンスピ
ース、６……軸受支持部、７……吐出管取付フラ
ンジ、８……ノズル部吊下げフランジ、９……上
部軸受抑え、１０……軸受、１１……下部軸受抑
え、１２……前後進切換えシリンダ、１３……レ
バー、１４……操舵用シリンダ、１５……トラン
サム、１７……吸入管、１８……ポンプ、１９…
…吐出管、２０……ノズル部、２１……リバーサ
ー、２２……舵、２３……操舵ノズル用リング、
２４，２５……スイベルジヨイント。
1 to 4 show a nozzle switching type waterjet propulsion device as an embodiment of the present invention. Fig. 3 is a side view showing details of the nozzle section, Fig. 4 is a view taken in the direction of - arrow in Fig. 3, Fig. 5 is a vertical cross-sectional view of the stern showing an example of a conventional waterjet propulsion device, and Fig. 6 is a conventional FIG. 7 is a stern plan view showing another example of the conventional waterjet propulsion device, and FIG. 7 is a stern longitudinal sectional view showing still another example of the conventional waterjet propulsion device. DESCRIPTION OF SYMBOLS 1...Discharge pipe, 2...Nozzle part, 2a...Nozzle opening for forward movement, 2b...Nozzle opening for backward movement, 3...
...Switching plate, 4...Bottom, 5...Distance piece, 6...Bearing support, 7...Discharge pipe mounting flange, 8...Nozzle hanging flange, 9...Upper bearing support, 10... Bearing, 11... Lower bearing retainer, 12... Forward/forward switching cylinder, 13... Lever, 14... Steering cylinder, 15... Transom, 17... Suction pipe, 18... Pump, 19...
...discharge pipe, 20 ... nozzle part, 21 ... reverser, 22 ... rudder, 23 ... steering nozzle ring,
24, 25...swivel joint.
Claims (1)
ジエツトを噴出する吐出管に、スイベルジヨイン
トを介し連結されて鉛直に下ろされたノズル部を
そなえ、同ノズル部に船体前進用ノズル開口と船
体後進用ノズル開口とが形成されて、これらの船
体前進用ノズル開口および船体後進用ノズル開口
の一方を開き他方を閉じて船体前後進の切換えを
行なう切換え板と、同切換え板の駆動機構と、上
記ノズル部を鉛直軸線のまわりに旋回制御しうる
操舵用シリンダとが設けられたことを特徴とする
、ノズル切換型ウオータジエツト推進装置。 In a waterjet propulsion device, a discharge pipe for spouting waterjet is provided with a nozzle part connected via a swivel joint and lowered vertically, and a nozzle opening for forwarding the ship and a nozzle opening for reversing the ship are formed in the nozzle part. A switching plate for switching between forward and backward movement of the ship by opening one of these nozzle openings for moving the hull forward and a nozzle opening for moving the hull astern, a drive mechanism for the switching plate, and a nozzle opening for moving the above-mentioned nozzle part around the vertical axis. 1. A nozzle switching type waterjet propulsion device, characterized in that a steering cylinder capable of controlling rotation is provided at the bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP596889U JPH0296400U (en) | 1989-01-20 | 1989-01-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP596889U JPH0296400U (en) | 1989-01-20 | 1989-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0296400U true JPH0296400U (en) | 1990-08-01 |
Family
ID=31209804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP596889U Pending JPH0296400U (en) | 1989-01-20 | 1989-01-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0296400U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000168686A (en) * | 1998-12-03 | 2000-06-20 | Ishigaki:Kk | Water jet propulsion outboard motor |
| WO2002028705A1 (en) * | 2000-10-04 | 2002-04-11 | Ishigaki Company Limited | Boat propulsion device |
-
1989
- 1989-01-20 JP JP596889U patent/JPH0296400U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000168686A (en) * | 1998-12-03 | 2000-06-20 | Ishigaki:Kk | Water jet propulsion outboard motor |
| WO2002028705A1 (en) * | 2000-10-04 | 2002-04-11 | Ishigaki Company Limited | Boat propulsion device |
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