JPS6167098U - - Google Patents
Info
- Publication number
- JPS6167098U JPS6167098U JP15107784U JP15107784U JPS6167098U JP S6167098 U JPS6167098 U JP S6167098U JP 15107784 U JP15107784 U JP 15107784U JP 15107784 U JP15107784 U JP 15107784U JP S6167098 U JPS6167098 U JP S6167098U
- Authority
- JP
- Japan
- Prior art keywords
- groove
- propeller
- porous member
- gas supply
- supply means
- 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
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１，２図は本考案の一実施例としての低ノイ
ズプロペラを示すもので、第１図はその概要を示
すプロペラ翼の正面図、第２図は第１図の−
矢視断面図であり、第３図は従来の低ノイズプロ
ペラの概要を示すプロペラ翼の正面図である。
１……プロペラ翼、２……プロペラ翼の前縁部
、４……プロペラボス部、５……気体供給手段を
構成する空気導管、６……多孔部材、７……気体
供給手段を構成する空気通路、８……凹溝。
Figures 1 and 2 show a low-noise propeller as an embodiment of the present invention. Figure 1 is a front view of the propeller blade showing an outline of the propeller, and Figure 2 is the same as in Figure 1.
FIG. 3 is a front view of a propeller blade showing an outline of a conventional low-noise propeller. DESCRIPTION OF SYMBOLS 1... Propeller blade, 2... Leading edge of propeller blade, 4... Propeller boss, 5... Air conduit constituting gas supply means, 6... Porous member, 7... Constituting gas supply means Air passage, 8...concave groove.
Claims (1)
れて、同凹溝に多孔部材が埋め込まれるとともに
、同多孔部材から微細気泡を噴出させるべく上記
凹溝に連通する気体供給手段が設けられたことを
特徴とする、低ノイズプロペラ。 A groove is formed along the front surface of the leading edge of the propeller blade, a porous member is embedded in the groove, and a gas supply means is provided that communicates with the groove to blow out fine air bubbles from the porous member. Low noise propeller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15107784U JPS6167098U (en) | 1984-10-05 | 1984-10-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15107784U JPS6167098U (en) | 1984-10-05 | 1984-10-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6167098U true JPS6167098U (en) | 1986-05-08 |
Family
ID=30709206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15107784U Pending JPS6167098U (en) | 1984-10-05 | 1984-10-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6167098U (en) |
-
1984
- 1984-10-05 JP JP15107784U patent/JPS6167098U/ja active Pending