GB2206961A - A ventilation nozzle having low noise level - Google Patents
A ventilation nozzle having low noise level Download PDFInfo
- Publication number
- GB2206961A GB2206961A GB08811534A GB8811534A GB2206961A GB 2206961 A GB2206961 A GB 2206961A GB 08811534 A GB08811534 A GB 08811534A GB 8811534 A GB8811534 A GB 8811534A GB 2206961 A GB2206961 A GB 2206961A
- Authority
- GB
- United Kingdom
- Prior art keywords
- nozzle
- noise level
- radius
- low noise
- inside diameter
- 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.)
- Withdrawn
Links
- 238000009423 ventilation Methods 0.000 title claims description 7
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 2
- 101710178035 Chorismate synthase 2 Proteins 0.000 description 1
- 101710152694 Cysteine synthase 2 Proteins 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
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
- F24F13/065—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser formed as cylindrical or spherical bodies which are rotatable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/005—Nozzles or other outlets specially adapted for discharging one or more gases
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D13/00—Arrangements or adaptations of air-treatment apparatus for aircraft crew or passengers, or freight space
- B64D2013/003—Cabin ventilation nozzles
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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU872218A HU200389B (en) | 1987-05-19 | 1987-05-19 | Nozzle of low noise level with body of rotation shape |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| GB8811534D0 GB8811534D0 (en) | 1988-06-22 |
| GB2206961A true GB2206961A (en) | 1989-01-18 |
Family
ID=10958353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB08811534A Withdrawn GB2206961A (en) | 1987-05-19 | 1988-05-16 | A ventilation nozzle having low noise level |
Country Status (9)
| Country | Link |
|---|---|
| BG (1) | BG48816A3 (cs) |
| CH (1) | CH676333A5 (cs) |
| DD (1) | DD268762A5 (cs) |
| DE (1) | DE3812000A1 (cs) |
| FR (1) | FR2615415B1 (cs) |
| GB (1) | GB2206961A (cs) |
| HU (1) | HU200389B (cs) |
| IT (1) | IT1216625B (cs) |
| YU (1) | YU90288A (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5773621A (en) * | 1994-06-13 | 1998-06-30 | Chiyoda Corporation | Gas dispersion pipe for gas-liquid contact, and device for gas-liquid contact making use thereof |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3906210A1 (de) * | 1989-02-28 | 1990-08-30 | Ltg Lufttechnische Gmbh | Duesenkasten |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB360727A (en) * | 1930-10-13 | 1931-11-12 | Forenede Jernsta Berier Akties | Improvements in or relating to outlet nozzles for the supply of ventilation air |
| GB453049A (en) * | 1935-02-02 | 1936-09-02 | Walker Brothers Wigan Ltd | Improvements in or relating to ventilating plant |
| GB1181405A (en) * | 1966-08-25 | 1970-02-18 | Nob0 Fabrikker As | Improvements in or relating to Flow Regulating Arrangements |
| US4524679A (en) * | 1983-10-19 | 1985-06-25 | Whelen Engineering Co., Inc. | Air valve |
| EP0212749A1 (en) * | 1985-08-09 | 1987-03-04 | Waterloo B.V. | Air blow in device for ventilating air |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1102371B (de) * | 1955-10-28 | 1961-03-16 | Sulzer Ag | Einrichtung zur Verminderung des Geraeuschaustrittes aus Zwangsbelueftungsanlagen, bei denen als Ausblaseoeffnung eine Duese dient |
| CH604105A5 (cs) * | 1976-12-16 | 1978-08-31 | Hess & Cie Pilgersteg | |
| SU909465A1 (ru) * | 1979-05-25 | 1982-02-28 | Центральный научно-исследовательский и проектно-экспериментальный институт промышленных зданий и сооружений | Воздуховыпускной насадок |
| DE3124876C2 (de) * | 1981-06-25 | 1985-09-19 | Schako Metallwarenfabrik Ferdinand Schad Kg, 7201 Kolbingen | Weitwurfdüse |
| US4716818A (en) * | 1986-03-03 | 1988-01-05 | Air Concepts, Inc. | Air distribution device |
-
1987
- 1987-05-19 HU HU872218A patent/HU200389B/hu not_active IP Right Cessation
-
1988
- 1988-04-11 DE DE3812000A patent/DE3812000A1/de not_active Withdrawn
- 1988-04-13 CH CH1367/88A patent/CH676333A5/de not_active IP Right Cessation
- 1988-04-15 DD DD88314787A patent/DD268762A5/de not_active IP Right Cessation
- 1988-04-22 IT IT8820310A patent/IT1216625B/it active
- 1988-05-06 BG BG084044A patent/BG48816A3/xx unknown
- 1988-05-06 FR FR888806110A patent/FR2615415B1/fr not_active Expired - Lifetime
- 1988-05-10 YU YU00902/88A patent/YU90288A/xx unknown
- 1988-05-16 GB GB08811534A patent/GB2206961A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB360727A (en) * | 1930-10-13 | 1931-11-12 | Forenede Jernsta Berier Akties | Improvements in or relating to outlet nozzles for the supply of ventilation air |
| GB453049A (en) * | 1935-02-02 | 1936-09-02 | Walker Brothers Wigan Ltd | Improvements in or relating to ventilating plant |
| GB1181405A (en) * | 1966-08-25 | 1970-02-18 | Nob0 Fabrikker As | Improvements in or relating to Flow Regulating Arrangements |
| US4524679A (en) * | 1983-10-19 | 1985-06-25 | Whelen Engineering Co., Inc. | Air valve |
| EP0212749A1 (en) * | 1985-08-09 | 1987-03-04 | Waterloo B.V. | Air blow in device for ventilating air |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5773621A (en) * | 1994-06-13 | 1998-06-30 | Chiyoda Corporation | Gas dispersion pipe for gas-liquid contact, and device for gas-liquid contact making use thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CH676333A5 (cs) | 1991-01-15 |
| BG48816A3 (en) | 1991-05-15 |
| IT1216625B (it) | 1990-03-08 |
| DD268762A5 (de) | 1989-06-07 |
| IT8820310A0 (it) | 1988-04-22 |
| HU200389B (en) | 1990-05-28 |
| FR2615415A1 (fr) | 1988-11-25 |
| YU90288A (en) | 1990-12-31 |
| GB8811534D0 (en) | 1988-06-22 |
| HUT50246A (en) | 1989-12-28 |
| DE3812000A1 (de) | 1988-12-01 |
| FR2615415B1 (fr) | 1991-04-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |