FR2321659B3 - - Google Patents
Info
- Publication number
- FR2321659B3 FR2321659B3 FR7625331A FR7625331A FR2321659B3 FR 2321659 B3 FR2321659 B3 FR 2321659B3 FR 7625331 A FR7625331 A FR 7625331A FR 7625331 A FR7625331 A FR 7625331A FR 2321659 B3 FR2321659 B3 FR 2321659B3
- 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
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C35/00—Permanently-installed equipment
- A62C35/58—Pipe-line systems
- A62C35/60—Pipe-line systems wet, i.e. containing extinguishing material even when not in use
- A62C35/605—Pipe-line systems wet, i.e. containing extinguishing material even when not in use operating and sounding alarm automatically
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B9/00—Methods or installations for drawing-off water
- E03B9/02—Hydrants; Arrangements of valves therein; Keys for hydrants
-
- 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
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring
- F16K15/026—Check valves with guided rigid valve members the valve being loaded by a spring the valve member being a movable body around which the medium flows when the valve is open
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7509979A NL7509979A (nl) | 1975-08-22 | 1975-08-22 | Hogedruk-leidingsysteem voor vloeistoffen, voor- zien van een afsluitorgaan. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2321659A1 FR2321659A1 (fr) | 1977-03-18 |
FR2321659B3 true FR2321659B3 (US06633600-20031014-M00021.png) | 1979-05-18 |
Family
ID=19824337
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7625331A Granted FR2321659A1 (fr) | 1975-08-22 | 1976-08-20 | Reseau de conduites de fluide |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2637143A1 (US06633600-20031014-M00021.png) |
FR (1) | FR2321659A1 (US06633600-20031014-M00021.png) |
GB (1) | GB1552988A (US06633600-20031014-M00021.png) |
NL (1) | NL7509979A (US06633600-20031014-M00021.png) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3321938A1 (de) * | 1982-06-16 | 1984-01-12 | Schmelzer Corp., 48507 Flint, Mich. | Stroemungssteuerventil |
GB2129064A (en) * | 1982-10-15 | 1984-05-10 | Iuan Yang | Hydrants |
GB2135022B (en) * | 1983-02-14 | 1986-05-21 | Stephen Walker Tebby | Improvements in or relating to impeller pumps particularly for fire fighting |
DE3422589A1 (de) * | 1984-06-18 | 1985-12-19 | Arthur Pfeiffer Vakuumtechnik Wetzlar Gmbh, 6334 Asslar | Hochdruck-vakuumventil |
GB2177782B (en) * | 1985-07-10 | 1988-12-14 | Meynell Valves | Draining outlet |
DE8804229U1 (de) * | 1988-03-29 | 1988-05-11 | Festo KG, 7300 Esslingen | Steuerbares Rückschlagventil |
-
1975
- 1975-08-22 NL NL7509979A patent/NL7509979A/xx not_active Application Discontinuation
-
1976
- 1976-08-18 DE DE19762637143 patent/DE2637143A1/de not_active Withdrawn
- 1976-08-20 FR FR7625331A patent/FR2321659A1/fr active Granted
- 1976-08-23 GB GB3507076A patent/GB1552988A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2321659A1 (fr) | 1977-03-18 |
NL7509979A (nl) | 1977-02-24 |
DE2637143A1 (de) | 1977-03-03 |
GB1552988A (en) | 1979-09-19 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |