NL152973B - VENTILATION GRILL. - Google Patents
VENTILATION GRILL.Info
- Publication number
- NL152973B NL152973B NL6918508A NL6918508A NL152973B NL 152973 B NL152973 B NL 152973B NL 6918508 A NL6918508 A NL 6918508A NL 6918508 A NL6918508 A NL 6918508A NL 152973 B NL152973 B NL 152973B
- Authority
- NL
- Netherlands
- Prior art keywords
- ventilation grill
- grill
- ventilation
- 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
-
- 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)
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5910368A GB1285721A (en) | 1968-12-12 | 1968-12-12 | Improvements relating to ventilators |
Publications (2)
Publication Number | Publication Date |
---|---|
NL6918508A NL6918508A (en) | 1970-06-16 |
NL152973B true NL152973B (en) | 1977-04-15 |
Family
ID=10483068
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6918508A NL152973B (en) | 1968-12-12 | 1969-12-10 | VENTILATION GRILL. |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE743073A (en) |
DE (1) | DE1962090C3 (en) |
FR (1) | FR2026015A1 (en) |
GB (1) | GB1285721A (en) |
HK (1) | HK56777A (en) |
NL (1) | NL152973B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2411716A (en) * | 2004-03-05 | 2005-09-07 | Levolux At Ltd | Louvre |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1404451A (en) * | 1971-04-30 | 1975-08-28 | Colt Int Ltd | Ventilators |
GB1583995A (en) * | 1976-06-05 | 1981-02-04 | Colt Int Ltd | Ventilators |
GB2165039A (en) * | 1984-09-06 | 1986-04-03 | Norcros Investments Ltd | Louvre assemblies |
US10272376B2 (en) * | 2014-06-18 | 2019-04-30 | Alupro Oy | Louvered separator |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB539158A (en) * | 1940-02-28 | 1941-08-29 | Leonard Gordon Davies | Improvements in and relating to ventilators |
GB544635A (en) * | 1941-01-30 | 1942-04-21 | Leonard Gordon Davies | Improvements in and relating to ventilators |
GB551198A (en) * | 1941-11-25 | 1943-02-11 | Leonard Gordon Davies | Improvements in and relating to ventilators |
US2456311A (en) * | 1944-02-07 | 1948-12-14 | Bertie K Paget | Ventilator |
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 |
US3358580A (en) * | 1965-08-27 | 1967-12-19 | Wehr Corp | Louver assembly including separating traps |
-
1968
- 1968-12-12 GB GB5910368A patent/GB1285721A/en not_active Expired
-
1969
- 1969-12-10 NL NL6918508A patent/NL152973B/en not_active IP Right Cessation
- 1969-12-11 DE DE19691962090 patent/DE1962090C3/en not_active Expired
- 1969-12-12 BE BE743073D patent/BE743073A/xx not_active IP Right Cessation
- 1969-12-12 FR FR6943151A patent/FR2026015A1/fr active Pending
-
1977
- 1977-11-10 HK HK56777A patent/HK56777A/en unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2411716A (en) * | 2004-03-05 | 2005-09-07 | Levolux At Ltd | Louvre |
GB2411716B (en) * | 2004-03-05 | 2006-03-01 | Levolux At Ltd | An architectural weather louvre |
Also Published As
Publication number | Publication date |
---|---|
GB1285721A (en) | 1972-08-16 |
DE1962090B2 (en) | 1974-01-24 |
DE1962090C3 (en) | 1974-08-15 |
HK56777A (en) | 1977-11-18 |
FR2026015A1 (en) | 1970-09-11 |
BE743073A (en) | 1970-05-14 |
NL6918508A (en) | 1970-06-16 |
DE1962090A1 (en) | 1970-07-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: COLT |
|
V4 | Lapsed because of reaching the maxim lifetime of a patent |