GB1317402A - Ventilators - Google Patents
VentilatorsInfo
- Publication number
- GB1317402A GB1317402A GB1317402DA GB1317402A GB 1317402 A GB1317402 A GB 1317402A GB 1317402D A GB1317402D A GB 1317402DA GB 1317402 A GB1317402 A GB 1317402A
- Authority
- GB
- United Kingdom
- Prior art keywords
- frame
- grooves
- secured
- damper
- fly
- 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.)
- Expired
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
- F24F13/12—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of sliding members
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Building Environments (AREA)
Abstract
1317402 Adjustable ventilators C C COZENS 18 Aug 1971 [11 June 1971] 27659/71 Heading F4V A wall ventilator comprises an integrally cast frame 1 of mineral material having grooves (4) for receiving a hit and miss damper 5. The mineral material may be plaster or hydraulic cement. A fly screen (8) is secured to the frame 1 during the moulding operation. The frame 1 is secured to the inner surface of a wall over a ventilating opening, and the ventilator also comprises an outer and inner and an intermediate component (3, 2 Figs. 3, 2), made of brick or concrete. The outer component also includes a fly screen (9). The damper 5 is formed by two pieces of flexible plastics sheet having rectangular openings which are sprung into position in the grooves (4). The fly screens are made of perforated zinc plate.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2755971 | 1971-06-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1317402A true GB1317402A (en) | 1973-05-16 |
Family
ID=10261591
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1317402D Expired GB1317402A (en) | 1971-06-11 | 1971-06-11 | Ventilators |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1317402A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016062794A1 (en) * | 2014-10-23 | 2016-04-28 | Kleenlux Gmbh | Closure device for a ventilation opening in a building wall |
-
1971
- 1971-06-11 GB GB1317402D patent/GB1317402A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016062794A1 (en) * | 2014-10-23 | 2016-04-28 | Kleenlux Gmbh | Closure device for a ventilation opening in a building wall |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
414F | Notice of opposition given (sect. 14/1949) | ||
414B | Case decided by the comptroller ** grants allowed (sect. 14/1949) | ||
PS | Patent sealed | ||
PLNP | Patent lapsed through nonpayment of renewal fees |