DK114928B - Roof hatch. - Google Patents
Roof hatch.Info
- Publication number
- DK114928B DK114928B DK543164AA DK543164A DK114928B DK 114928 B DK114928 B DK 114928B DK 543164A A DK543164A A DK 543164AA DK 543164 A DK543164 A DK 543164A DK 114928 B DK114928 B DK 114928B
- Authority
- DK
- Denmark
- Prior art keywords
- roof hatch
- hatch
- roof
- Prior art date
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
- F24F7/02—Roof ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/32—Responding to malfunctions or emergencies
- F24F11/33—Responding to malfunctions or emergencies to fire, excessive heat or smoke
- F24F11/34—Responding to malfunctions or emergencies to fire, excessive heat or smoke by opening air passages
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Emergency Lowering Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE1215463 | 1963-11-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
DK114928B true DK114928B (en) | 1969-08-18 |
Family
ID=20295241
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK543164AA DK114928B (en) | 1963-11-05 | 1964-11-04 | Roof hatch. |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE1509193A1 (en) |
DK (1) | DK114928B (en) |
-
1964
- 1964-10-29 DE DE19641509193 patent/DE1509193A1/en active Pending
- 1964-11-04 DK DK543164AA patent/DK114928B/en unknown
Also Published As
Publication number | Publication date |
---|---|
DE1509193A1 (en) | 1968-12-05 |
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