IT1029032B - Interrjttore a vuoto avente una regione priva di campo elettrico - Google Patents
Interrjttore a vuoto avente una regione priva di campo elettricoInfo
- Publication number
- IT1029032B IT1029032B IT4151375A IT4151375A IT1029032B IT 1029032 B IT1029032 B IT 1029032B IT 4151375 A IT4151375 A IT 4151375A IT 4151375 A IT4151375 A IT 4151375A IT 1029032 B IT1029032 B IT 1029032B
- Authority
- IT
- Italy
- Prior art keywords
- region
- electrical field
- vacuum switch
- vacuum
- 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
- H01H33/60—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
- H01H2033/66292—Details relating to the use of multiple screens in vacuum 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
- H01H33/60—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
- H01H33/66207—Specific housing details, e.g. sealing, soldering or brazing
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US43581474A | 1974-01-23 | 1974-01-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1029032B true IT1029032B (it) | 1979-03-10 |
Family
ID=23729921
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT4151375A IT1029032B (it) | 1974-01-23 | 1975-01-22 | Interrjttore a vuoto avente una regione priva di campo elettrico |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS50103677A (it) |
CA (1) | CA1019372A (it) |
CH (1) | CH589935A5 (it) |
DE (1) | DE2461607A1 (it) |
IT (1) | IT1029032B (it) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0652645B2 (ja) * | 1984-02-28 | 1994-07-06 | 株式会社東芝 | 真空バルブ |
DE9317827U1 (de) * | 1993-11-22 | 1995-03-23 | Siemens AG, 80333 München | Vakuumschaltröhre |
EP2461338B2 (en) * | 2010-12-03 | 2017-03-01 | ABB Schweiz AG | Circuit breaker arrangement for medium voltage to high voltage applications |
EP2665079A1 (en) * | 2012-05-15 | 2013-11-20 | ABB Technology AG | Shielding element for use in medium voltage switchgears, and method for manufacture the same |
-
1974
- 1974-12-23 CA CA216,706A patent/CA1019372A/en not_active Expired
- 1974-12-27 DE DE19742461607 patent/DE2461607A1/de active Pending
-
1975
- 1975-01-14 CH CH36775A patent/CH589935A5/xx not_active IP Right Cessation
- 1975-01-21 JP JP840475A patent/JPS50103677A/ja active Pending
- 1975-01-22 IT IT4151375A patent/IT1029032B/it active
Also Published As
Publication number | Publication date |
---|---|
CA1019372A (en) | 1977-10-18 |
JPS50103677A (it) | 1975-08-15 |
CH589935A5 (it) | 1977-07-29 |
DE2461607A1 (de) | 1975-07-24 |
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