FR657021A - Soupape de ventilation - Google Patents
Soupape de ventilationInfo
- Publication number
- FR657021A FR657021A FR657021DA FR657021A FR 657021 A FR657021 A FR 657021A FR 657021D A FR657021D A FR 657021DA FR 657021 A FR657021 A FR 657021A
- Authority
- FR
- France
- Prior art keywords
- ventilation valve
- ventilation
- valve
- 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
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
- F24F13/16—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of parallelly-movable plates
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR657021T | 1928-07-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR657021A true FR657021A (fr) | 1929-05-16 |
Family
ID=9008159
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR657021D Expired FR657021A (fr) | 1928-07-05 | 1928-07-05 | Soupape de ventilation |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR657021A (fr) |
-
1928
- 1928-07-05 FR FR657021D patent/FR657021A/fr not_active Expired
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