JPS5139355B2 - - Google Patents
Info
- Publication number
- JPS5139355B2 JPS5139355B2 JP46071224A JP7122471A JPS5139355B2 JP S5139355 B2 JPS5139355 B2 JP S5139355B2 JP 46071224 A JP46071224 A JP 46071224A JP 7122471 A JP7122471 A JP 7122471A JP S5139355 B2 JPS5139355 B2 JP S5139355B2
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- H01H33/6643—Contacts; Arc-extinguishing means, e.g. arcing rings having disc-shaped contacts subdivided in petal-like segments, e.g. by helical grooves
-
- 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
-
- 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
- H01H33/6646—Contacts; Arc-extinguishing means, e.g. arcing rings having non flat disc-like contact surface
Landscapes
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP46071224A JPS5139355B2 (da) | 1971-09-16 | 1971-09-16 | |
CA151,947A CA977808A (en) | 1971-09-16 | 1972-09-18 | Vacuum type electric circuit breaker |
US00289965A US3818164A (en) | 1971-09-16 | 1972-09-18 | Vacuum type electric circuit breaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP46071224A JPS5139355B2 (da) | 1971-09-16 | 1971-09-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS4837663A JPS4837663A (da) | 1973-06-02 |
JPS5139355B2 true JPS5139355B2 (da) | 1976-10-27 |
Family
ID=13454479
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP46071224A Expired JPS5139355B2 (da) | 1971-09-16 | 1971-09-16 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3818164A (da) |
JP (1) | JPS5139355B2 (da) |
CA (1) | CA977808A (da) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5760768Y2 (da) * | 1977-07-29 | 1982-12-24 |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS547945B2 (da) * | 1973-06-30 | 1979-04-11 | ||
JPS583333B2 (ja) * | 1974-04-05 | 1983-01-20 | 株式会社東芝 | シンクウシヤダンキ |
FR2279216A1 (fr) * | 1973-09-10 | 1976-02-13 | Tokyo Shibaura Electric Co | Interrupteur a vide a champ magnetique |
DE2352540C3 (de) * | 1973-10-18 | 1979-09-06 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Vakuumschaltgefäß mit zentralen Kontaktflächen und Lichtbogenlaufflächen |
US3980850A (en) * | 1974-12-19 | 1976-09-14 | Westinghouse Electric Corporation | Vacuum interrupter with cup-shaped contact having an inner arc controlling electrode |
NL161608C (nl) * | 1976-02-03 | 1980-02-15 | Hazemeijer Bv | Vacuumschakelaar. |
DE2613567C3 (de) * | 1976-03-30 | 1980-02-14 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Kontaktanordnung fur Vakuum schalter |
DE2740994C3 (de) * | 1977-09-12 | 1980-09-18 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Vakuumschalter |
US4260864A (en) * | 1978-11-30 | 1981-04-07 | Westinghouse Electric Corp. | Vacuum-type circuit interrupter with an improved contact with axial magnetic field coil |
US4451813A (en) * | 1981-06-10 | 1984-05-29 | Japan Radio Company, Ltd. | Vacuum fuse having magnetic flux generating means for moving arc |
DE3151907A1 (de) * | 1981-12-23 | 1983-06-30 | Siemens AG, 1000 Berlin und 8000 München | Vakuumschaltroehre mit einem ring zur erzeugung eines axialen magnetfeldes |
GB8321368D0 (en) * | 1983-08-09 | 1983-09-07 | Vacuum Interrupters Ltd | High current switch contacts |
GB8510442D0 (en) * | 1985-04-24 | 1985-05-30 | Vacuum Interrupters Ltd | High current switch contacts |
DE19503661A1 (de) * | 1995-01-24 | 1996-07-25 | Slamecka Ernst | Vakuumschalter-Kontaktanordnung |
DE19509714A1 (de) * | 1995-03-10 | 1996-09-12 | Slamecka Ernst | Vakuumschalter-Kontaktanordnung |
JP6861915B1 (ja) * | 2020-06-17 | 2021-04-21 | 三菱電機株式会社 | 真空バルブ |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3244843A (en) * | 1963-10-16 | 1966-04-05 | Jennings Radio Mfg Corp | Arc-controlling auxiliary contact assembly for electric switches |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3280286A (en) * | 1964-07-03 | 1966-10-18 | Mc Graw Edison Co | Vacuum-type circuit interrupter |
US3480821A (en) * | 1967-12-18 | 1969-11-25 | Gen Electric | Stabilized vacuum gap device with elementary electrode structure |
-
1971
- 1971-09-16 JP JP46071224A patent/JPS5139355B2/ja not_active Expired
-
1972
- 1972-09-18 CA CA151,947A patent/CA977808A/en not_active Expired
- 1972-09-18 US US00289965A patent/US3818164A/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3244843A (en) * | 1963-10-16 | 1966-04-05 | Jennings Radio Mfg Corp | Arc-controlling auxiliary contact assembly for electric switches |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5760768Y2 (da) * | 1977-07-29 | 1982-12-24 |
Also Published As
Publication number | Publication date |
---|---|
CA977808A (en) | 1975-11-11 |
JPS4837663A (da) | 1973-06-02 |
US3818164A (en) | 1974-06-18 |