NL300258A - - Google Patents
Info
- Publication number
- NL300258A NL300258A NL300258DA NL300258A NL 300258 A NL300258 A NL 300258A NL 300258D A NL300258D A NL 300258DA NL 300258 A NL300258 A NL 300258A
- Authority
- NL
- Netherlands
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
- H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
-
- 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
- H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
- H01H33/6644—Contacts; Arc-extinguishing means, e.g. arcing rings having coil-like electrical connections between contact rod and the proper contact
- H01H33/6645—Contacts; Arc-extinguishing means, e.g. arcing rings having coil-like electrical connections between contact rod and the proper contact in which the coil like electrical connections encircle at least once the contact rod
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US237532A US3158722A (en) | 1962-11-14 | 1962-11-14 | Coil structure for producing a magnetic field in an electric circuit interrupter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL300258A true NL300258A (xx) |
Family
ID=22894130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL300258D NL300258A (xx) | 1962-11-14 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3158722A (xx) |
| JP (1) | JPS4016377B1 (xx) |
| BE (1) | BE639838A (xx) |
| CH (1) | CH409054A (xx) |
| DE (1) | DE1282768B (xx) |
| GB (1) | GB1046408A (xx) |
| NL (1) | NL300258A (xx) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3327081A (en) * | 1964-11-25 | 1967-06-20 | Allis Chalmers Mfg Co | Contact with high resistance material insert |
| CH451286A (de) * | 1967-06-01 | 1968-05-15 | Sprecher & Schuh Ag | Kontaktvorrichtung, insbesondere für Vakuumschalter |
| CH596686A5 (xx) * | 1976-09-23 | 1978-03-15 | Sprecher & Schuh Ag | |
| NL168361C (nl) * | 1977-12-05 | 1982-03-16 | Hazemeijer Bv | Elektrische vacuumschakelaar. |
| US4260864A (en) * | 1978-11-30 | 1981-04-07 | Westinghouse Electric Corp. | Vacuum-type circuit interrupter with an improved contact with axial magnetic field coil |
| DE3150973A1 (de) * | 1981-12-23 | 1983-06-30 | Calor-Emag Elektrizitäts-Aktiengesellschaft, 4030 Ratingen | Vakuum-leistungsschalter |
| DE3232708A1 (de) * | 1982-08-31 | 1984-03-01 | Siemens AG, 1000 Berlin und 8000 München | Vakuumschaltroehre mit schraubenlinienfoermiger strombahn |
| DE3724813A1 (de) * | 1987-07-27 | 1989-02-09 | Bbc Brown Boveri & Cie | Kontaktanordnung fuer einen vakuumschalter |
| DE3943447A1 (de) * | 1989-06-02 | 1990-12-06 | Licentia Gmbh | Schutz fuer komponenten gasisolierter schaltanlagen bei internen lichtbogenfehlern gegen durchbrennen |
| US5461205A (en) * | 1994-03-07 | 1995-10-24 | Eaton Corporation | Electrode stem for axial magnetic field vacuum interrupters |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE398478C (de) * | 1922-11-07 | 1924-07-09 | Bbc Brown Boveri & Cie | Schalter fuer grosse Momentanstromstaerken |
| DE646031C (de) * | 1934-01-23 | 1937-06-07 | Sachsenwerk Licht & Kraft Ag | Loeschkammerschalter |
-
0
- NL NL300258D patent/NL300258A/xx unknown
- BE BE639838D patent/BE639838A/xx unknown
-
1962
- 1962-11-14 US US237532A patent/US3158722A/en not_active Expired - Lifetime
-
1963
- 1963-10-24 GB GB42046/63A patent/GB1046408A/en not_active Expired
- 1963-11-08 CH CH1375663A patent/CH409054A/de unknown
- 1963-11-12 DE DEG39149A patent/DE1282768B/de active Pending
- 1963-11-14 JP JP6095263A patent/JPS4016377B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CH409054A (de) | 1966-03-15 |
| US3158722A (en) | 1964-11-24 |
| JPS4016377B1 (xx) | 1965-07-28 |
| DE1282768B (de) | 1968-11-14 |
| GB1046408A (en) | 1966-10-26 |
| BE639838A (xx) |