IT968841B - ELECTRIC COMPRESSED GAS SWITCH - Google Patents
ELECTRIC COMPRESSED GAS SWITCHInfo
- Publication number
- IT968841B IT968841B IT3034472A IT3034472A IT968841B IT 968841 B IT968841 B IT 968841B IT 3034472 A IT3034472 A IT 3034472A IT 3034472 A IT3034472 A IT 3034472A IT 968841 B IT968841 B IT 968841B
- Authority
- IT
- Italy
- Prior art keywords
- compressed gas
- gas switch
- electric compressed
- electric
- switch
- Prior art date
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
- H01H33/70—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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8032271A JPS4845871A (en) | 1971-10-12 | 1971-10-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT968841B true IT968841B (en) | 1974-03-20 |
Family
ID=13715008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT3034472A IT968841B (en) | 1971-10-12 | 1972-10-11 | ELECTRIC COMPRESSED GAS SWITCH |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS4845871A (en) |
| CH (1) | CH541865A (en) |
| DE (1) | DE2246451A1 (en) |
| FR (1) | FR2156219A1 (en) |
| IT (1) | IT968841B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2444333A1 (en) * | 1978-12-11 | 1980-07-11 | Merlin Gerin | Gas blast interrupter - uses initial contact movement to compress gas charge blasted between arcing contacts to decompressed chamber to extinguish arc |
| JPS58108624A (en) * | 1981-12-22 | 1983-06-28 | 三菱電機株式会社 | Buffer type gas breaker |
| JPH0340325A (en) * | 1989-07-06 | 1991-02-21 | Meidensha Corp | Buffer type gas blast circuit breaker |
-
1971
- 1971-10-12 JP JP8032271A patent/JPS4845871A/ja active Pending
-
1972
- 1972-09-21 DE DE19722246451 patent/DE2246451A1/en active Pending
- 1972-10-05 CH CH1460772A patent/CH541865A/en not_active IP Right Cessation
- 1972-10-10 FR FR7235846A patent/FR2156219A1/fr not_active Withdrawn
- 1972-10-11 IT IT3034472A patent/IT968841B/en active
Also Published As
| Publication number | Publication date |
|---|---|
| FR2156219A1 (en) | 1973-05-25 |
| CH541865A (en) | 1973-09-15 |
| JPS4845871A (en) | 1973-06-30 |
| DE2246451A1 (en) | 1973-04-19 |
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