JPS50148871A - - Google Patents
Info
- Publication number
- JPS50148871A JPS50148871A JP5021075A JP5021075A JPS50148871A JP S50148871 A JPS50148871 A JP S50148871A JP 5021075 A JP5021075 A JP 5021075A JP 5021075 A JP5021075 A JP 5021075A JP S50148871 A JPS50148871 A JP S50148871A
- Authority
- JP
- Japan
- 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
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/52—Cooling of switch parts
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- 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
-
- 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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
- H01H33/90—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism
- H01H33/91—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism the arc-extinguishing fluid being air or gas
Landscapes
- Circuit Breakers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742420462 DE2420462C3 (de) | 1974-04-24 | Elektrischer Druckgasschalter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS50148871A true JPS50148871A (de) | 1975-11-28 |
| JPS5717334B2 JPS5717334B2 (de) | 1982-04-10 |
Family
ID=5914132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5021075A Expired JPS5717334B2 (de) | 1974-04-24 | 1975-04-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5717334B2 (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59104433U (ja) * | 1982-12-29 | 1984-07-13 | 株式会社戸上電機製作所 | パツフア形ガス開閉器 |
-
1975
- 1975-04-24 JP JP5021075A patent/JPS5717334B2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59104433U (ja) * | 1982-12-29 | 1984-07-13 | 株式会社戸上電機製作所 | パツフア形ガス開閉器 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2420462B2 (de) | 1976-03-18 |
| JPS5717334B2 (de) | 1982-04-10 |
| DE2420462A1 (de) | 1975-10-30 |