FI53624B - - Google Patents
Info
- Publication number
- FI53624B FI53624B FI771312A FI771312A FI53624B FI 53624 B FI53624 B FI 53624B FI 771312 A FI771312 A FI 771312A FI 771312 A FI771312 A FI 771312A FI 53624 B FI53624 B FI 53624B
- Authority
- FI
- Finland
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
- F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
- F24F13/15—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre with parallel simultaneously tiltable lamellae
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI771312A FI53624C (fi) | 1977-04-25 | 1977-04-25 | Avstaengningsspjaell foer ventilationsoeppning |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI771312A FI53624C (fi) | 1977-04-25 | 1977-04-25 | Avstaengningsspjaell foer ventilationsoeppning |
Publications (2)
Publication Number | Publication Date |
---|---|
FI53624B true FI53624B (pt) | 1978-02-28 |
FI53624C FI53624C (fi) | 1978-06-12 |
Family
ID=8510798
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI771312A FI53624C (fi) | 1977-04-25 | 1977-04-25 | Avstaengningsspjaell foer ventilationsoeppning |
Country Status (1)
Country | Link |
---|---|
FI (1) | FI53624C (pt) |
-
1977
- 1977-04-25 FI FI771312A patent/FI53624C/fi not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FI53624C (fi) | 1978-06-12 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: ILMATEOLLISUUS OY |