FR2203157B3 - - Google Patents
Info
- Publication number
- FR2203157B3 FR2203157B3 FR7335819A FR7335819A FR2203157B3 FR 2203157 B3 FR2203157 B3 FR 2203157B3 FR 7335819 A FR7335819 A FR 7335819A FR 7335819 A FR7335819 A FR 7335819A FR 2203157 B3 FR2203157 B3 FR 2203157B3
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/52—Cooling of switch parts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
- H01H33/57—Recuperation of liquid or gas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/52—Cooling of switch parts
- H01H2009/526—Cooling of switch parts of the high voltage switches
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722249934 DE2249934A1 (de) | 1972-10-12 | 1972-10-12 | Fluessigkeitsarmer leistungsschalter |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2203157A1 FR2203157A1 (de) | 1974-05-10 |
FR2203157B3 true FR2203157B3 (de) | 1976-08-27 |
Family
ID=5858786
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7335819A Expired FR2203157B3 (de) | 1972-10-12 | 1973-10-08 |
Country Status (5)
Country | Link |
---|---|
CH (1) | CH554068A (de) |
DE (1) | DE2249934A1 (de) |
FR (1) | FR2203157B3 (de) |
IT (1) | IT995690B (de) |
NL (1) | NL7313765A (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH641292A5 (de) * | 1979-08-30 | 1984-02-15 | Sprecher & Schuh Ag | Druckgasschalter. |
FR2800905B1 (fr) | 1999-11-08 | 2001-11-30 | Alstom | Interrupteur de centrale avec un echangeur-radiateur |
FR2939560B1 (fr) * | 2008-12-05 | 2011-12-09 | Areva T & D Sa | Procede et dispositif de refroidissement de l'interieur d'un ensemble sectionneur-disjoncteur a fort amperage |
-
1972
- 1972-10-12 DE DE19722249934 patent/DE2249934A1/de active Pending
-
1973
- 1973-10-08 NL NL7313765A patent/NL7313765A/xx unknown
- 1973-10-08 CH CH1430173A patent/CH554068A/de not_active IP Right Cessation
- 1973-10-08 FR FR7335819A patent/FR2203157B3/fr not_active Expired
- 1973-10-09 IT IT2988573A patent/IT995690B/it active
Also Published As
Publication number | Publication date |
---|---|
DE2249934A1 (de) | 1974-04-25 |
FR2203157A1 (de) | 1974-05-10 |
NL7313765A (de) | 1974-04-16 |
CH554068A (de) | 1974-09-13 |
IT995690B (it) | 1975-11-20 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |