FR2175581B3 - - Google Patents
Info
- Publication number
- FR2175581B3 FR2175581B3 FR7208858A FR7208858A FR2175581B3 FR 2175581 B3 FR2175581 B3 FR 2175581B3 FR 7208858 A FR7208858 A FR 7208858A FR 7208858 A FR7208858 A FR 7208858A FR 2175581 B3 FR2175581 B3 FR 2175581B3
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D5/00—Hot-air central heating systems; Exhaust gas central heating systems
- F24D5/02—Hot-air central heating systems; Exhaust gas central heating systems operating with discharge of hot air into the space or area to be heated
- F24D5/04—Hot-air central heating systems; Exhaust gas central heating systems operating with discharge of hot air into the space or area to be heated with return of the air or the air-heater
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- 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
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7208858A FR2175581B3 (fi) | 1972-03-14 | 1972-03-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7208858A FR2175581B3 (fi) | 1972-03-14 | 1972-03-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2175581A1 FR2175581A1 (fi) | 1973-10-26 |
| FR2175581B3 true FR2175581B3 (fi) | 1975-04-25 |
Family
ID=9095184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7208858A Expired FR2175581B3 (fi) | 1972-03-14 | 1972-03-14 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2175581B3 (fi) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE504391C2 (sv) * | 1991-07-22 | 1997-01-27 | Flaekt Ab | Luftvärmesystem där blandningsförhållande mellan återcirkulerad luft och uteluft kan varieras under bibehållande av konstant totalflöde av tilluft |
-
1972
- 1972-03-14 FR FR7208858A patent/FR2175581B3/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2175581A1 (fi) | 1973-10-26 |