IN152426B - - Google Patents
Info
- Publication number
- IN152426B IN152426B IN1258/CAL/79A IN1258CA1979A IN152426B IN 152426 B IN152426 B IN 152426B IN 1258CA1979 A IN1258CA1979 A IN 1258CA1979A IN 152426 B IN152426 B IN 152426B
- Authority
- IN
- India
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
- H01H33/668—Means for obtaining or monitoring the vacuum
- H01H33/6683—Means for obtaining or monitoring the vacuum by gettering
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NLAANVRAGE7811787,A NL170995C (nl) | 1978-12-01 | 1978-12-01 | Vacuuemschakelaar, alsmede metalen scherm en vangstofelement daarvoor. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN152426B true IN152426B (da) | 1984-01-14 |
Family
ID=19831986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN1258/CAL/79A IN152426B (da) | 1978-12-01 | 1979-11-30 |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US4331850A (da) |
| JP (1) | JPS5916371B2 (da) |
| AT (1) | AT375489B (da) |
| AU (1) | AU520972B2 (da) |
| BE (1) | BE880363A (da) |
| CA (1) | CA1145382A (da) |
| CH (1) | CH649415A5 (da) |
| DE (1) | DE2948310C2 (da) |
| DK (1) | DK510879A (da) |
| ES (1) | ES486484A1 (da) |
| FR (1) | FR2443131A1 (da) |
| GB (1) | GB2040575B (da) |
| IN (1) | IN152426B (da) |
| IT (1) | IT1119580B (da) |
| NL (1) | NL170995C (da) |
| NO (1) | NO153076C (da) |
| SE (1) | SE7909919L (da) |
| ZA (1) | ZA796496B (da) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3829888A1 (de) * | 1988-09-02 | 1990-03-15 | Calor Emag Elektrizitaets Ag | Vakuum-schaltkammer |
| JPH03119564U (da) * | 1990-03-23 | 1991-12-10 | ||
| DE29704327U1 (de) * | 1997-02-28 | 1998-07-02 | Siemens AG, 80333 München | Vakuumschaltröhre mit einer Gettervorrichtung |
| DE19814398C1 (de) * | 1998-03-31 | 1999-12-30 | Moeller Gmbh | Elektrisches Schaltgerät, insbesondere elektromagnetisches Schaltgerät mit Vakuumschaltröhre |
| JP3930208B2 (ja) * | 1999-10-07 | 2007-06-13 | 株式会社日立製作所 | 真空絶縁開閉装置 |
| EP2620968A1 (en) * | 2012-01-26 | 2013-07-31 | ABB Technology AG | Shielding element for the use in medium voltage switchgears |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE885763C (de) | 1942-07-24 | 1953-08-06 | Telefunken Gmbh | Pulverfoermiger, nicht verdampfender Fangstoff fuer elektrische Entladungsgefaesse |
| BE453309A (da) | 1942-12-12 | |||
| BE528263A (da) * | 1953-04-21 | |||
| US3090852A (en) * | 1960-02-11 | 1963-05-21 | Gen Electric | Gettering arrangement for a vacuum circuit interrupter |
| GB1005676A (en) | 1963-05-15 | 1965-09-22 | Ass Elect Ind | Improvements relating to vacuum switches |
| US3381805A (en) | 1966-07-08 | 1968-05-07 | Getters Spa | Getter assembly having support of low thermal conductivity |
| US3544829A (en) * | 1968-02-03 | 1970-12-01 | Tokyo Shibaura Electric Co | Low pressure mercury vapour discharge lamp |
| US3592987A (en) * | 1968-03-19 | 1971-07-13 | Westinghouse Electric Corp | Gettering arrangements for vacuum-type circuit interrupters comprising fibers of gettering material embedded in a matrix of material of good conductivity |
| NL149629B (nl) | 1972-10-18 | 1976-05-17 | Hazemeijer Bv | Vacuuemschakelaar met vangstofelement. |
-
1978
- 1978-12-01 NL NLAANVRAGE7811787,A patent/NL170995C/xx not_active IP Right Cessation
-
1979
- 1979-11-26 CA CA000340623A patent/CA1145382A/en not_active Expired
- 1979-11-27 AU AU53212/79A patent/AU520972B2/en not_active Ceased
- 1979-11-29 NO NO793891A patent/NO153076C/no unknown
- 1979-11-29 ZA ZA00796496A patent/ZA796496B/xx unknown
- 1979-11-29 GB GB7941316A patent/GB2040575B/en not_active Expired
- 1979-11-29 US US06/098,631 patent/US4331850A/en not_active Expired - Lifetime
- 1979-11-30 BE BE0/198368A patent/BE880363A/nl not_active IP Right Cessation
- 1979-11-30 JP JP54155500A patent/JPS5916371B2/ja not_active Expired
- 1979-11-30 DK DK510879A patent/DK510879A/da not_active Application Discontinuation
- 1979-11-30 SE SE7909919A patent/SE7909919L/ not_active Application Discontinuation
- 1979-11-30 CH CH10673/79A patent/CH649415A5/de not_active IP Right Cessation
- 1979-11-30 ES ES486484A patent/ES486484A1/es not_active Expired
- 1979-11-30 IN IN1258/CAL/79A patent/IN152426B/en unknown
- 1979-11-30 IT IT69317/79A patent/IT1119580B/it active
- 1979-11-30 DE DE2948310A patent/DE2948310C2/de not_active Expired
- 1979-11-30 FR FR7929543A patent/FR2443131A1/fr active Granted
- 1979-12-03 AT AT0764279A patent/AT375489B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| IT7969317A0 (it) | 1979-11-30 |
| DK510879A (da) | 1980-06-02 |
| FR2443131B1 (da) | 1982-07-02 |
| ATA764279A (de) | 1983-12-15 |
| CH649415A5 (de) | 1985-05-15 |
| NL7811787A (nl) | 1980-06-03 |
| SE7909919L (sv) | 1980-06-02 |
| ZA796496B (en) | 1980-11-26 |
| ES486484A1 (es) | 1980-05-16 |
| JPS5916371B2 (ja) | 1984-04-14 |
| JPS5578430A (en) | 1980-06-13 |
| AU520972B2 (en) | 1982-03-11 |
| GB2040575B (en) | 1983-04-13 |
| US4331850A (en) | 1982-05-25 |
| DE2948310C2 (de) | 1982-05-13 |
| GB2040575A (en) | 1980-08-28 |
| AT375489B (de) | 1984-08-10 |
| DE2948310A1 (de) | 1980-06-04 |
| NO153076B (no) | 1985-09-30 |
| BE880363A (nl) | 1980-05-30 |
| CA1145382A (en) | 1983-04-26 |
| FR2443131A1 (fr) | 1980-06-27 |
| NO153076C (no) | 1986-01-08 |
| AU5321279A (en) | 1980-06-05 |
| NO793891L (no) | 1980-06-03 |
| NL170995B (nl) | 1982-08-16 |
| NL170995C (nl) | 1983-01-17 |
| IT1119580B (it) | 1986-03-10 |