CH589935A5 - - Google Patents
Info
- Publication number
- CH589935A5 CH589935A5 CH36775A CH36775A CH589935A5 CH 589935 A5 CH589935 A5 CH 589935A5 CH 36775 A CH36775 A CH 36775A CH 36775 A CH36775 A CH 36775A CH 589935 A5 CH589935 A5 CH 589935A5
- Authority
- CH
- Switzerland
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 |
|---|---|
| CH589935A5 true CH589935A5 (pm) | 1977-07-29 |
Family
ID=23729921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH36775A CH589935A5 (pm) | 1974-01-23 | 1975-01-14 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS50103677A (pm) |
| CA (1) | CA1019372A (pm) |
| CH (1) | CH589935A5 (pm) |
| DE (1) | DE2461607A1 (pm) |
| IT (1) | IT1029032B (pm) |
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 |
|---|---|
| DE2461607A1 (de) | 1975-07-24 |
| IT1029032B (it) | 1979-03-10 |
| JPS50103677A (pm) | 1975-08-15 |
| CA1019372A (en) | 1977-10-18 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |