JPH0249698U - - Google Patents
Info
- Publication number
- JPH0249698U JPH0249698U JP12918988U JP12918988U JPH0249698U JP H0249698 U JPH0249698 U JP H0249698U JP 12918988 U JP12918988 U JP 12918988U JP 12918988 U JP12918988 U JP 12918988U JP H0249698 U JPH0249698 U JP H0249698U
- Authority
- JP
- Japan
- Prior art keywords
- suction port
- grate
- impeller
- hull
- predetermined distance
- 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
- 238000005192 partition Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案実施例の断面略図、第２図は第
１図の―矢視略図である。
１…船体、２…通路、３…吸込口、４…噴出口
、５…インペラ、１１…整流板、２０…グレート
、２１…枠部、２２…開口部分、２３…仕切部、
Ｌ…所定距離、ｌ…開口幅。
FIG. 1 is a schematic cross-sectional view of an embodiment of the present invention, and FIG. 2 is a schematic view taken along the - arrow in FIG. DESCRIPTION OF SYMBOLS 1... Hull, 2... Passage, 3... Suction port, 4... Spout port, 5... Impeller, 11... Straightening plate, 20... Grate, 21... Frame part, 22... Opening part, 23... Partition part,
L...predetermined distance, l...opening width.
Claims (1)
びる通路と、通路の内部に配置されて水を加圧す
るインペラと、インペラに併設される整流板と、
吸込口に取り付けられるグレートとを備え、上記
整流板がインペラのベーンに対して所定距離だけ
後方に離れており、上記グレートが吸込口の縁に
沿つて延びる枠部と、枠部に連結する仕切部とを
備え、グレートにより吸込口が所定の最小開口幅
を有する複数の開口部分に区切られている小型滑
走艇において、整流板とベーンとの間の上記所定
距離を上記最小開口幅よりも大きく設定したこと
を特徴とする小型滑走艇の推進装置。 A passage extending from the suction port at the bottom of the hull to the spout at the rear of the hull, an impeller placed inside the passage to pressurize water, and a rectifier plate attached to the impeller.
a grate attached to the suction port, the baffle plate is spaced a predetermined distance backward from the impeller vane, and the grate extends along the edge of the suction port, and a partition connected to the frame portion. In a small personal watercraft, in which the suction port is divided by a grate into a plurality of opening portions each having a predetermined minimum opening width, the predetermined distance between the current plate and the vane is set to be larger than the minimum opening width. A propulsion device for a small personal watercraft characterized by the following:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988129189U JPH0615833Y2 (en) | 1988-09-30 | 1988-09-30 | Propulsion device for small planing boats |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988129189U JPH0615833Y2 (en) | 1988-09-30 | 1988-09-30 | Propulsion device for small planing boats |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0249698U true JPH0249698U (en) | 1990-04-06 |
| JPH0615833Y2 JPH0615833Y2 (en) | 1994-04-27 |
Family
ID=31383234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988129189U Expired - Lifetime JPH0615833Y2 (en) | 1988-09-30 | 1988-09-30 | Propulsion device for small planing boats |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0615833Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5625995U (en) * | 1973-05-15 | 1981-03-10 |
-
1988
- 1988-09-30 JP JP1988129189U patent/JPH0615833Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5625995U (en) * | 1973-05-15 | 1981-03-10 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0615833Y2 (en) | 1994-04-27 |