BE422826A - - Google Patents
Info
- Publication number
- BE422826A BE422826A BE422826DA BE422826A BE 422826 A BE422826 A BE 422826A BE 422826D A BE422826D A BE 422826DA BE 422826 A BE422826 A BE 422826A
- Authority
- BE
- Belgium
- Prior art keywords
- propeller
- fan
- rotation
- axis
- assembly
- Prior art date
Links
- 230000001681 protective Effects 0.000 claims description 3
- 230000001264 neutralization Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/10—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air
- F04D25/105—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air by changing rotor axis direction, e.g. oscillating fans
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE422826A true BE422826A (da) |
Family
ID=84414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE422826D BE422826A (da) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE422826A (da) |
-
0
- BE BE422826D patent/BE422826A/fr unknown
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