FR1563850A - - Google Patents
Info
- Publication number
- FR1563850A FR1563850A FR1563850DA FR1563850A FR 1563850 A FR1563850 A FR 1563850A FR 1563850D A FR1563850D A FR 1563850DA FR 1563850 A FR1563850 A FR 1563850A
- 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
- 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
- F24F7/065—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 fan combined with single duct; mounting arrangements of a fan in a duct
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Central Air Conditioning (AREA)
- Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR138067 | 1968-01-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1563850A true FR1563850A (fr) | 1969-04-18 |
Family
ID=8645328
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1563850D Expired FR1563850A (fr) | 1968-01-31 | 1968-01-31 |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE727806A (fr) |
CH (1) | CH495537A (fr) |
DE (2) | DE1904284A1 (fr) |
FR (1) | FR1563850A (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2837011C2 (de) * | 1978-08-24 | 1987-03-19 | Heinrich Nickel Gmbh, 5240 Betzdorf | Außenluftgitter für lufttechnische Anlagen |
DE2948243C2 (de) * | 1979-11-30 | 1983-12-01 | Wilhelm Gebhardt Gmbh, 7112 Waldenburg | Dachlüfterartige Vorrichtung zum Belüften unter Wärmezufuhr und zum Entlüften von Räumen, insbesondere von hallenartigen Räumen mit einer großen Grundfläche und/oder einer großen Höhe |
DE3242049A1 (de) * | 1982-11-13 | 1984-05-17 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Waermeaustauschende belueftungsvorrichtung fuer wohn- oder arbeitsraeume mit einem luefterrad |
DE3310569A1 (de) * | 1983-03-23 | 1984-09-27 | Robert Dipl.-Ing.(FH) 8000 München Spieldiener | Be- und entlueftungsanlage fuer mehrgeschossige bauwerke |
-
1968
- 1968-01-31 FR FR1563850D patent/FR1563850A/fr not_active Expired
-
1969
- 1969-01-29 DE DE19691904284 patent/DE1904284A1/de active Pending
- 1969-01-29 DE DE19696903335 patent/DE6903335U/de not_active Expired
- 1969-01-31 BE BE727806D patent/BE727806A/xx unknown
- 1969-01-31 CH CH151269A patent/CH495537A/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE6903335U (de) | 1972-08-10 |
DE1904284A1 (de) | 1970-07-30 |
BE727806A (fr) | 1969-07-01 |
CH495537A (fr) | 1970-08-31 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse | ||
RC | Opposition against decision of lapse | ||
DA | Annulment of decision of lapse |