JPS55164590A - Device with concavity provided on outer face of blade of screw - Google Patents
Device with concavity provided on outer face of blade of screwInfo
- Publication number
- JPS55164590A JPS55164590A JP7100279A JP7100279A JPS55164590A JP S55164590 A JPS55164590 A JP S55164590A JP 7100279 A JP7100279 A JP 7100279A JP 7100279 A JP7100279 A JP 7100279A JP S55164590 A JPS55164590 A JP S55164590A
- Authority
- JP
- Japan
- Prior art keywords
- blade
- screw
- concavities
- outer face
- round
- 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
- Hydraulic Turbines (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Wind Motors (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7100279A JPS55164590A (en) | 1979-06-04 | 1979-06-04 | Device with concavity provided on outer face of blade of screw |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7100279A JPS55164590A (en) | 1979-06-04 | 1979-06-04 | Device with concavity provided on outer face of blade of screw |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS55164590A true JPS55164590A (en) | 1980-12-22 |
Family
ID=13447851
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7100279A Pending JPS55164590A (en) | 1979-06-04 | 1979-06-04 | Device with concavity provided on outer face of blade of screw |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS55164590A (ja) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4974633A (en) * | 1989-12-19 | 1990-12-04 | Hickey John J | System for controlling the flow of a fluid medium relative to an object |
US4975023A (en) * | 1988-07-13 | 1990-12-04 | Nkk Corporation | Low-resistance hydrofoil |
US5075564A (en) * | 1989-12-19 | 1991-12-24 | Hickey John J | Combined solar and wind powered generator with spiral surface pattern |
US5244349A (en) * | 1992-09-24 | 1993-09-14 | Wang Sui Mu | Air fan with lightly-constructed reinforcing fan blades |
US5254876A (en) * | 1992-05-28 | 1993-10-19 | Hickey John J | Combined solar and wind powered generator with spiral blades |
US5540406A (en) * | 1993-10-25 | 1996-07-30 | Occhipinti; Anthony C. | Hydrofoils and airfoils |
US8231331B2 (en) | 2008-03-14 | 2012-07-31 | Wayne State University | Reduction of flow-induced noise in a centrifugal blower |
-
1979
- 1979-06-04 JP JP7100279A patent/JPS55164590A/ja active Pending
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4975023A (en) * | 1988-07-13 | 1990-12-04 | Nkk Corporation | Low-resistance hydrofoil |
US4974633A (en) * | 1989-12-19 | 1990-12-04 | Hickey John J | System for controlling the flow of a fluid medium relative to an object |
US5075564A (en) * | 1989-12-19 | 1991-12-24 | Hickey John J | Combined solar and wind powered generator with spiral surface pattern |
US5254876A (en) * | 1992-05-28 | 1993-10-19 | Hickey John J | Combined solar and wind powered generator with spiral blades |
US5244349A (en) * | 1992-09-24 | 1993-09-14 | Wang Sui Mu | Air fan with lightly-constructed reinforcing fan blades |
US5540406A (en) * | 1993-10-25 | 1996-07-30 | Occhipinti; Anthony C. | Hydrofoils and airfoils |
US8231331B2 (en) | 2008-03-14 | 2012-07-31 | Wayne State University | Reduction of flow-induced noise in a centrifugal blower |
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