FR2211736A1 - - Google Patents
Info
- Publication number
- FR2211736A1 FR2211736A1 FR7344507A FR7344507A FR2211736A1 FR 2211736 A1 FR2211736 A1 FR 2211736A1 FR 7344507 A FR7344507 A FR 7344507A FR 7344507 A FR7344507 A FR 7344507A FR 2211736 A1 FR2211736 A1 FR 2211736A1
- 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.)
- Granted
Links
Classifications
-
- 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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/662—Housings or protective screens
- H01H33/66261—Specific screen details, e.g. mounting, materials, multiple screens or specific electrical field considerations
-
- 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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/662—Housings or protective screens
- H01H33/66261—Specific screen details, e.g. mounting, materials, multiple screens or specific electrical field considerations
- H01H2033/66276—Details relating to the mounting of screens in vacuum switches
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD16772172A DD102007A1 (enExample) | 1972-12-20 | 1972-12-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2211736A1 true FR2211736A1 (enExample) | 1974-07-19 |
| FR2211736B3 FR2211736B3 (enExample) | 1976-10-15 |
Family
ID=5489428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7344507A Expired FR2211736B3 (enExample) | 1972-12-20 | 1973-12-13 |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | ATA1064173A (enExample) |
| DD (1) | DD102007A1 (enExample) |
| DE (1) | DE2357203A1 (enExample) |
| FR (1) | FR2211736B3 (enExample) |
| SU (1) | SU503306A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0893811A3 (en) * | 1997-07-23 | 1999-05-06 | Hitachi, Ltd. | A vacuum switch and a vacuum switchgear using the same |
-
1972
- 1972-12-20 DD DD16772172A patent/DD102007A1/xx unknown
-
1973
- 1973-11-16 DE DE19732357203 patent/DE2357203A1/de active Pending
- 1973-12-13 FR FR7344507A patent/FR2211736B3/fr not_active Expired
- 1973-12-19 SU SU1980296A patent/SU503306A1/ru active
- 1973-12-19 AT AT1064173A patent/ATA1064173A/de not_active Application Discontinuation
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0893811A3 (en) * | 1997-07-23 | 1999-05-06 | Hitachi, Ltd. | A vacuum switch and a vacuum switchgear using the same |
| US6144005A (en) * | 1997-07-23 | 2000-11-07 | Hitachi, Ltd. | Vacuum switch and a vacuum switchgear using the same |
| US6259051B1 (en) | 1997-07-23 | 2001-07-10 | Hitachi, Ltd. | Vacuum switch and a vacuum switchgear using the same |
| CN100341088C (zh) * | 1997-07-23 | 2007-10-03 | 株式会社日立制作所 | 真空开关及使用真空开关的真空开关设备 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2211736B3 (enExample) | 1976-10-15 |
| DD102007A1 (enExample) | 1973-11-20 |
| SU503306A1 (ru) | 1976-02-15 |
| DE2357203A1 (de) | 1974-06-27 |
| ATA1064173A (de) | 1975-05-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |