GB1301361A - - Google Patents
Info
- Publication number
- GB1301361A GB1301361A GB1301361DA GB1301361A GB 1301361 A GB1301361 A GB 1301361A GB 1301361D A GB1301361D A GB 1301361DA GB 1301361 A GB1301361 A GB 1301361A
- Authority
- GB
- United Kingdom
- Prior art keywords
- shutter
- bracket
- frame
- helical groove
- arrangement
- 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
- F24F13/16—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of parallelly-movable plates
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)
- Ventilation (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1666070 | 1970-04-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1301361A true GB1301361A (fr) | 1972-12-29 |
Family
ID=10081321
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1301361D Expired GB1301361A (fr) | 1970-04-08 | 1970-04-08 |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1301361A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2379038A1 (fr) * | 1977-01-27 | 1978-08-25 | Siegenia Frank Kg | Dispositif d'aeration destine a des pieces |
FR2388214A1 (fr) * | 1977-04-23 | 1978-11-17 | Siegenia Frank Kg | Dispositif d'aeration destine a des pieces |
-
1970
- 1970-04-08 GB GB1301361D patent/GB1301361A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2379038A1 (fr) * | 1977-01-27 | 1978-08-25 | Siegenia Frank Kg | Dispositif d'aeration destine a des pieces |
FR2388214A1 (fr) * | 1977-04-23 | 1978-11-17 | Siegenia Frank Kg | Dispositif d'aeration destine a des pieces |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PLNP | Patent lapsed through nonpayment of renewal fees |