BE358565A - - Google Patents
Info
- Publication number
- BE358565A BE358565A BE358565A BE358565A BE358565A BE 358565 A BE358565 A BE 358565A BE 358565 A BE358565 A BE 358565A BE 358565 A BE358565 A BE 358565A BE 358565 A BE358565 A BE 358565A
- Authority
- BE
- Belgium
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/745—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity the air flow rate increasing with an increase of air-current or wind pressure
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air-Flow Control Members (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE358565A BE358565A (es) | 1929-02-28 | 1929-02-28 | |
| GB6862/29A GB326336A (en) | 1929-02-28 | 1929-03-02 | Automatic ventilating device particularly for dwellings |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE358565A BE358565A (es) | 1929-02-28 | 1929-02-28 | |
| GB6862/29A GB326336A (en) | 1929-02-28 | 1929-03-02 | Automatic ventilating device particularly for dwellings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE358565A true BE358565A (es) |
Family
ID=25655202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE358565A BE358565A (es) | 1929-02-28 | 1929-02-28 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE358565A (es) |
| GB (1) | GB326336A (es) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2687687A (en) * | 1951-10-27 | 1954-08-31 | Pruden Products Co | Back draft damper for exhaust fans |
-
1929
- 1929-02-28 BE BE358565A patent/BE358565A/xx unknown
- 1929-03-02 GB GB6862/29A patent/GB326336A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB326336A (en) | 1930-03-13 |