FR2449252B1 - - Google Patents
Info
- Publication number
- FR2449252B1 FR2449252B1 FR7904197A FR7904197A FR2449252B1 FR 2449252 B1 FR2449252 B1 FR 2449252B1 FR 7904197 A FR7904197 A FR 7904197A FR 7904197 A FR7904197 A FR 7904197A FR 2449252 B1 FR2449252 B1 FR 2449252B1
- Authority
- FR
- France
- 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F17/00—Vertical ducts; Channels, e.g. for drainage
- E04F17/10—Arrangements in buildings for the disposal of refuse
- E04F17/12—Chutes
-
- 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
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F2007/004—Natural ventilation using convection
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air-Flow Control Members (AREA)
- Ventilation (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7904197A FR2449252A1 (fr) | 1979-02-19 | 1979-02-19 | Dispositif d'aeration d'une gaine de vide-ordures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7904197A FR2449252A1 (fr) | 1979-02-19 | 1979-02-19 | Dispositif d'aeration d'une gaine de vide-ordures |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2449252A1 FR2449252A1 (fr) | 1980-09-12 |
| FR2449252B1 true FR2449252B1 (US06262066-20010717-C00424.png) | 1983-08-26 |
Family
ID=9222158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7904197A Granted FR2449252A1 (fr) | 1979-02-19 | 1979-02-19 | Dispositif d'aeration d'une gaine de vide-ordures |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2449252A1 (US06262066-20010717-C00424.png) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2698434B1 (fr) * | 1992-11-24 | 1998-04-10 | Delahaye Rene | Dispositif pour assurer la regulation de la ventilation par gaines en cas de defaillance du systeme d'extraction mecanique. |
| CN116279292B (zh) * | 2022-09-09 | 2024-03-22 | 浙江赛格教仪科技有限公司 | 一种汽车智能座舱人员识别系统 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1273775B (de) * | 1962-05-29 | 1968-07-25 | Colchester Woods | Ent- oder Belueftungsvorrichtung fuer Fenster od. dgl. |
| GB1327443A (en) * | 1969-10-08 | 1973-08-22 | Gehap Gmbh & Co Kg | Contactless relay |
| DE2549888A1 (de) * | 1975-11-06 | 1977-05-12 | Anton Friedrich Leindl | Rauchgasreinigungseinrichtung als kaminaufsatz |
-
1979
- 1979-02-19 FR FR7904197A patent/FR2449252A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2449252A1 (fr) | 1980-09-12 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |