FI71418C - Tilluftsdon - Google Patents
Tilluftsdon Download PDFInfo
- Publication number
- FI71418C FI71418C FI830670A FI830670A FI71418C FI 71418 C FI71418 C FI 71418C FI 830670 A FI830670 A FI 830670A FI 830670 A FI830670 A FI 830670A FI 71418 C FI71418 C FI 71418C
- Authority
- FI
- Finland
- Prior art keywords
- perforation
- mat
- air
- apartment
- plate
- Prior art date
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
- F24F13/02—Ducting arrangements
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
- F24F13/068—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser formed as perforated walls, ceilings or floors
-
- 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
- F24F13/02—Ducting arrangements
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
- F24F2013/0608—Perforated ducts
-
- 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
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/242—Sound-absorbing material
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Duct Arrangements (AREA)
- Air-Flow Control Members (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8201314A SE443222B (sv) | 1982-03-03 | 1982-03-03 | Tilluftsdon |
SE8201314 | 1982-03-03 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI830670A0 FI830670A0 (fi) | 1983-03-01 |
FI830670L FI830670L (fi) | 1983-09-04 |
FI71418B FI71418B (fi) | 1986-09-09 |
FI71418C true FI71418C (fi) | 1986-12-19 |
Family
ID=20346152
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI830670A FI71418C (fi) | 1982-03-03 | 1983-03-01 | Tilluftsdon |
Country Status (4)
Country | Link |
---|---|
DK (1) | DK158925C (da) |
FI (1) | FI71418C (da) |
NO (1) | NO155555C (da) |
SE (1) | SE443222B (da) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI94905C (fi) * | 1990-11-30 | 1996-11-05 | Jeven Oy | Tuloilmalaite |
-
1982
- 1982-03-03 SE SE8201314A patent/SE443222B/sv not_active IP Right Cessation
-
1983
- 1983-02-23 DK DK81883A patent/DK158925C/da not_active IP Right Cessation
- 1983-03-01 FI FI830670A patent/FI71418C/fi not_active IP Right Cessation
- 1983-03-02 NO NO830711A patent/NO155555C/no unknown
Also Published As
Publication number | Publication date |
---|---|
SE8201314L (sv) | 1983-09-04 |
DK81883D0 (da) | 1983-02-23 |
FI830670L (fi) | 1983-09-04 |
DK81883A (da) | 1983-09-04 |
FI830670A0 (fi) | 1983-03-01 |
SE443222B (sv) | 1986-02-17 |
NO155555C (no) | 1987-04-15 |
NO155555B (no) | 1987-01-05 |
DK158925C (da) | 1990-12-31 |
NO830711L (no) | 1983-09-05 |
DK158925B (da) | 1990-07-30 |
FI71418B (fi) | 1986-09-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed | ||
MM | Patent lapsed |
Owner name: AB BAHCO VENTILATION |