FR789390A - Dispositif de ventilation - Google Patents
Dispositif de ventilationInfo
- Publication number
- FR789390A FR789390A FR789390DA FR789390A FR 789390 A FR789390 A FR 789390A FR 789390D A FR789390D A FR 789390DA FR 789390 A FR789390 A FR 789390A
- Authority
- FR
- France
- Prior art keywords
- ventilation device
- ventilation
- 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.)
- Expired
Links
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
- F04D25/082—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provision for cooling the motor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5806—Cooling the drive system
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR789390T | 1935-04-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR789390A true FR789390A (fr) | 1935-10-28 |
Family
ID=9220052
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR789390D Expired FR789390A (fr) | 1935-04-30 | 1935-04-30 | Dispositif de ventilation |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR789390A (fr) |
-
1935
- 1935-04-30 FR FR789390D patent/FR789390A/fr not_active Expired
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