ZA722889B - Improvements relating to ventilators - Google Patents
Improvements relating to ventilatorsInfo
- Publication number
- ZA722889B ZA722889B ZA722889A ZA722889A ZA722889B ZA 722889 B ZA722889 B ZA 722889B ZA 722889 A ZA722889 A ZA 722889A ZA 722889 A ZA722889 A ZA 722889A ZA 722889 B ZA722889 B ZA 722889B
- Authority
- ZA
- South Africa
- Prior art keywords
- ventilators
- improvements relating
- relating
- 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
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/02—Special arrangements or measures in connection with doors or windows for providing ventilation, e.g. through double windows; Arrangement of ventilation roses
- E06B7/08—Louvre doors, windows or grilles
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/02—Special arrangements or measures in connection with doors or windows for providing ventilation, e.g. through double windows; Arrangement of ventilation roses
- E06B7/08—Louvre doors, windows or grilles
- E06B7/084—Louvre doors, windows or grilles with rotatable lamellae
-
- 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
-
- 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
- F24F13/082—Grilles, registers or guards
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
- Air-Flow Control Members (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1237071A GB1404451A (en) | 1971-04-30 | 1971-04-30 | Ventilators |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA722889B true ZA722889B (en) | 1973-02-28 |
Family
ID=10003297
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA722895A ZA722895B (en) | 1971-04-30 | 1972-04-28 | Improvements relating to ventilators |
| ZA722889A ZA722889B (en) | 1971-04-30 | 1972-04-28 | Improvements relating to ventilators |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA722895A ZA722895B (en) | 1971-04-30 | 1972-04-28 | Improvements relating to ventilators |
Country Status (12)
| Country | Link |
|---|---|
| AU (2) | AU465855B2 (en) |
| BE (2) | BE782885A (en) |
| DE (2) | DE2220638C2 (en) |
| ES (2) | ES402267A1 (en) |
| FR (2) | FR2134603B1 (en) |
| GB (1) | GB1404451A (en) |
| HK (1) | HK56877A (en) |
| IT (2) | IT953858B (en) |
| MY (1) | MY7800362A (en) |
| NL (2) | NL161874C (en) |
| SE (2) | SE385151B (en) |
| ZA (2) | ZA722895B (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1583995A (en) * | 1976-06-05 | 1981-02-04 | Colt Int Ltd | Ventilators |
| US4263842A (en) * | 1978-08-02 | 1981-04-28 | Moore Robert D | Adjustable louver assembly |
| DE2839998A1 (en) * | 1978-09-14 | 1980-04-03 | Betonbau Gmbh | Switchgear housing ventilating grid - has tilting inner slats swung into closed position by internal explosion to form barrier |
| NL8302685A (en) * | 1983-07-28 | 1985-02-18 | Zwart Gerard Johannes De | VENTILATION DEVICE. |
| DE8508631U1 (en) * | 1985-03-22 | 1987-08-06 | Eltreva Ag, Aesch | Fastening for the slats of a blind |
| DK485485D0 (en) * | 1985-10-23 | 1985-10-23 | Lund Hansen Kjeld Balslev | VENTILATION GRID CONSTRUCTION |
| DE3703716A1 (en) * | 1987-02-06 | 1988-08-18 | Hoesch Ag | DEVICE FOR THE SAFE COVERING OF AIR OPENINGS IN SPECIAL VEHICLES |
| DE4307824C2 (en) * | 1992-05-13 | 1999-12-09 | Betonbau Gmbh | Installation element for openings in the outer wall of a building |
| GB2285860B (en) * | 1993-10-30 | 1998-03-18 | Gilberts | Louvred apparatus |
| FR2713319B1 (en) * | 1993-11-30 | 1996-01-05 | Philippe Poudre | Aeration grid. |
| DE9405211U1 (en) * | 1994-03-28 | 1995-07-27 | Betonbau GmbH, 68753 Waghäusel | Installation element for an opening in the outer wall of a building |
| CN106320932A (en) * | 2015-06-30 | 2017-01-11 | 国网天津市电力公司 | Transformer substation shutter with drainage function |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1009248A (en) * | 1948-05-29 | 1952-05-27 | Sergram | Sophisticated persiennage |
| CH356577A (en) * | 1958-02-06 | 1961-08-31 | Ventilator Ag | Liquid separators for liquids carried in gases, in particular for air conditioning systems or humidifying systems with water atomization |
| CH380335A (en) * | 1960-01-27 | 1964-07-31 | Svenska Flaektfabriken Ab | Ventilation louvre for external walls |
| US3086443A (en) * | 1960-02-25 | 1963-04-23 | Trane Co | Air register |
| US3267834A (en) * | 1963-09-16 | 1966-08-23 | Reynolds Metals Co | Ventilating system including louver sheet members |
| GB1188938A (en) * | 1966-11-18 | 1970-04-22 | Multivent Engineering Ltd | An Improved Water Droplet Eliminator for use in Air Ducts. |
| GB1153397A (en) * | 1967-03-13 | 1969-05-29 | Henry Hope & Sons Ltd | Adjustable Louvres. |
| GB1285721A (en) * | 1968-12-12 | 1972-08-16 | Colt Internat Ltd | Improvements relating to ventilators |
| SE323783B (en) * | 1969-01-17 | 1970-05-11 | Svenska Flaektfabriken Ab | |
| DE2035087B2 (en) * | 1970-07-15 | 1980-11-27 | A. Upmann Ohg Kamintuerenfabrik, 4830 Guetersloh | Multiple section ventilation grating - has round-section ribs engaging in mating recesses from front to rear |
-
1971
- 1971-04-30 GB GB1237071A patent/GB1404451A/en not_active Expired
-
1972
- 1972-04-27 FR FR7215066A patent/FR2134603B1/fr not_active Expired
- 1972-04-27 AU AU41597/72A patent/AU465855B2/en not_active Expired
- 1972-04-27 SE SE7205598A patent/SE385151B/en unknown
- 1972-04-27 AU AU41599/72A patent/AU465823B2/en not_active Expired
- 1972-04-27 DE DE2220638A patent/DE2220638C2/en not_active Expired
- 1972-04-27 FR FR7215067A patent/FR2134604B1/fr not_active Expired
- 1972-04-27 SE SE7205597A patent/SE385322B/en unknown
- 1972-04-28 NL NL7205800.A patent/NL161874C/en not_active IP Right Cessation
- 1972-04-28 BE BE782885A patent/BE782885A/en not_active IP Right Cessation
- 1972-04-28 ZA ZA722895A patent/ZA722895B/en unknown
- 1972-04-28 DE DE2220920A patent/DE2220920C2/en not_active Expired
- 1972-04-28 IT IT23719/72A patent/IT953858B/en active
- 1972-04-28 BE BE782884A patent/BE782884A/en not_active IP Right Cessation
- 1972-04-28 ZA ZA722889A patent/ZA722889B/en unknown
- 1972-04-28 NL NL7205801A patent/NL7205801A/xx not_active Application Discontinuation
- 1972-04-29 ES ES402267A patent/ES402267A1/en not_active Expired
- 1972-04-29 IT IT23789/72A patent/IT953893B/en active
- 1972-04-29 ES ES402268A patent/ES402268A1/en not_active Expired
-
1977
- 1977-11-10 HK HK568/77A patent/HK56877A/en unknown
-
1978
- 1978-12-31 MY MY1978362A patent/MY7800362A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2220920A1 (en) | 1972-11-16 |
| DE2220920C2 (en) | 1982-11-18 |
| AU465823B2 (en) | 1975-10-09 |
| NL7205800A (en) | 1972-11-01 |
| NL161874C (en) | 1980-03-17 |
| BE782885A (en) | 1972-09-01 |
| FR2134603B1 (en) | 1976-06-11 |
| GB1404451A (en) | 1975-08-28 |
| NL161874B (en) | 1979-10-15 |
| ES402267A1 (en) | 1976-01-01 |
| AU4159772A (en) | 1973-12-20 |
| DE2220638C2 (en) | 1982-03-11 |
| HK56877A (en) | 1977-11-18 |
| ZA722895B (en) | 1973-02-28 |
| SE385151B (en) | 1976-06-08 |
| SE385322B (en) | 1976-06-21 |
| IT953858B (en) | 1973-08-10 |
| MY7800362A (en) | 1978-12-31 |
| NL7205801A (en) | 1972-11-01 |
| DE2220638A1 (en) | 1972-11-09 |
| AU4159972A (en) | 1973-12-20 |
| FR2134603A1 (en) | 1972-12-08 |
| ES402268A1 (en) | 1976-05-01 |
| FR2134604B1 (en) | 1976-08-06 |
| AU465855B2 (en) | 1975-10-09 |
| IT953893B (en) | 1973-08-10 |
| FR2134604A1 (en) | 1972-12-08 |
| BE782884A (en) | 1972-09-01 |
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