BE678849A - - Google Patents
Info
- Publication number
- BE678849A BE678849A BE678849DA BE678849A BE 678849 A BE678849 A BE 678849A BE 678849D A BE678849D A BE 678849DA BE 678849 A BE678849 A BE 678849A
- Authority
- BE
- Belgium
Links
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B13/00—Special devices for ventilating gasproof shelters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/006—Safety valves; Equalising valves, e.g. pressure relief valves specially adapted for shelters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S454/00—Ventilation
- Y10S454/902—Air raid shelter ventilation
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Mechanical Engineering (AREA)
- Fats And Perfumes (AREA)
- Check Valves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH463065A CH476502A (de) | 1965-04-02 | 1965-04-02 | Verschlussvorrichtung zum Verschliessen von Belüftungsleitungen von Schutzbauten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE678849A true BE678849A (en:Method) | 1966-09-16 |
Family
ID=4279714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE678849D BE678849A (en:Method) | 1965-04-02 | 1966-04-01 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3489073A (en:Method) |
| AT (1) | AT267140B (en:Method) |
| BE (1) | BE678849A (en:Method) |
| CH (1) | CH476502A (en:Method) |
| FI (1) | FI42178B (en:Method) |
| NO (1) | NO118343B (en:Method) |
| SE (1) | SE319388B (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD261925S (en) | 1979-03-27 | 1981-11-17 | Oy Kolster Ab | Over-pressure valve for ventilation |
| CH699655A1 (de) * | 2008-10-10 | 2010-04-15 | Oekag Wassertechnik Schweiz Ag | Vorrichtung zum Zurückhalten aufsteigender Warmluft. |
| IL247805B (en) | 2016-09-13 | 2022-05-01 | Beth El Zikhron Yaaqov Ind Ltd | Wing-based explosion valve in an aeronautical structure |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2588289A (en) * | 1948-07-12 | 1952-03-04 | Pouliot Pierre | Ventilator for cold storage chambers |
| CH427514A (de) * | 1963-04-18 | 1966-12-31 | Luwa Ag | Schnellschlussvorrichtung an Luftdurchlassöffnungen für Schutzräume |
| US3296952A (en) * | 1964-06-19 | 1967-01-10 | Mosler Safe Co | Blast closure |
-
1965
- 1965-04-02 CH CH463065A patent/CH476502A/de not_active IP Right Cessation
- 1965-09-23 NO NO159809A patent/NO118343B/no unknown
- 1965-10-08 FI FI2393/65A patent/FI42178B/fi active
-
1966
- 1966-03-14 AT AT241766A patent/AT267140B/de active
- 1966-03-28 US US538037A patent/US3489073A/en not_active Expired - Lifetime
- 1966-04-01 BE BE678849D patent/BE678849A/xx unknown
- 1966-04-01 SE SE4390/66A patent/SE319388B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AT267140B (de) | 1968-12-10 |
| SE319388B (en:Method) | 1970-01-12 |
| CH476502A (de) | 1969-08-15 |
| FI42178B (en:Method) | 1970-02-02 |
| US3489073A (en) | 1970-01-13 |
| NO118343B (en:Method) | 1969-12-15 |