JPH01167956U - - Google Patents
Info
- Publication number
- JPH01167956U JPH01167956U JP6068388U JP6068388U JPH01167956U JP H01167956 U JPH01167956 U JP H01167956U JP 6068388 U JP6068388 U JP 6068388U JP 6068388 U JP6068388 U JP 6068388U JP H01167956 U JPH01167956 U JP H01167956U
- Authority
- JP
- Japan
- Prior art keywords
- fan
- air
- blades
- noise reduction
- reduction 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
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 230000001595 contractor effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6068388U JPH01167956U (es) | 1988-05-10 | 1988-05-10 | |
| US07/613,442 US5096013A (en) | 1988-05-10 | 1990-11-14 | Reduced-noise propulsion system of air-cushion vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6068388U JPH01167956U (es) | 1988-05-10 | 1988-05-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01167956U true JPH01167956U (es) | 1989-11-27 |
Family
ID=31286386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6068388U Pending JPH01167956U (es) | 1988-05-10 | 1988-05-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01167956U (es) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5413281U (es) * | 1977-06-30 | 1979-01-27 |
-
1988
- 1988-05-10 JP JP6068388U patent/JPH01167956U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5413281U (es) * | 1977-06-30 | 1979-01-27 |