SE395792B - VACUUM CLEANER - Google Patents
VACUUM CLEANERInfo
- Publication number
- SE395792B SE395792B SE7508494A SE7508494A SE395792B SE 395792 B SE395792 B SE 395792B SE 7508494 A SE7508494 A SE 7508494A SE 7508494 A SE7508494 A SE 7508494A SE 395792 B SE395792 B SE 395792B
- Authority
- SE
- Sweden
- Prior art keywords
- vacuum cleaner
- cleaner
- vacuum
- 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
- H01H33/664—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
- H01H33/666—Operating arrangements
-
- 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
- H01H33/02—Details
- H01H2033/028—Details the cooperating contacts being both actuated simultaneously in opposite directions
-
- 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
- H01H2033/66284—Details relating to the electrical field properties of 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
- H01H33/66261—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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US499740A US3914568A (en) | 1974-08-22 | 1974-08-22 | High-voltage vacuum switch |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7508494L SE7508494L (en) | 1976-02-23 |
SE395792B true SE395792B (en) | 1977-08-22 |
Family
ID=23986498
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7508494A SE395792B (en) | 1974-08-22 | 1975-07-25 | VACUUM CLEANER |
Country Status (11)
Country | Link |
---|---|
US (1) | US3914568A (en) |
JP (1) | JPS5910006B2 (en) |
BR (1) | BR7504950A (en) |
CA (1) | CA1036203A (en) |
CH (1) | CH591156A5 (en) |
DE (1) | DE2536024A1 (en) |
ES (1) | ES438988A1 (en) |
FR (1) | FR2282712A1 (en) |
GB (1) | GB1520922A (en) |
IT (1) | IT1041964B (en) |
SE (1) | SE395792B (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3997748A (en) * | 1975-06-23 | 1976-12-14 | General Electric Company | Vacuum interrupter with primary electrode surrounded by high dielectric strength shield |
US4052577A (en) * | 1975-09-02 | 1977-10-04 | I-T-E Imperial Corporation | Magnetically driven ring arc runner for circuit interrupter |
US4052576A (en) * | 1975-09-02 | 1977-10-04 | I-T-E Imperial Corporation | Contact structure for SF6 arc spinner |
US4081640A (en) * | 1976-04-19 | 1978-03-28 | General Electric Company | Compact vacuum switch for high voltage circuit interruption |
US4234771A (en) * | 1976-12-09 | 1980-11-18 | Tokyo Shibaura Denki Kabushiki Kaisha | Vacuum switch |
DE3718108A1 (en) * | 1987-05-27 | 1988-12-08 | Slamecka Ernst | Vacuum switch |
US4847456A (en) * | 1987-09-23 | 1989-07-11 | Westinghouse Electric Corp. | Vacuum circuit interrupter with axial magnetic arc transfer mechanism |
FR2827075B1 (en) * | 2001-07-05 | 2003-09-19 | Schneider Electric Ind Sa | ELECTRICAL CUT-OFF AND SECTIONING APPARATUS HAVING A VACUUM BULB |
CN100530481C (en) * | 2007-06-05 | 2009-08-19 | 西安交通大学 | A 252kV single-break vacuum interrupter |
EP2063442A1 (en) * | 2007-11-20 | 2009-05-27 | ABB Technology AG | Power switch with flexible conductors |
KR101689180B1 (en) * | 2014-12-31 | 2016-12-23 | 주식회사 효성 | Vacuum interrupter and operating method thereof |
DE102018200450A1 (en) * | 2018-01-12 | 2019-07-18 | Siemens Aktiengesellschaft | Vacuum interrupter |
US11152178B2 (en) * | 2019-03-01 | 2021-10-19 | Eaton Intelligent Power Limited | Disconnect switches with combined actuators and related circuit breakers and methods |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3210505A (en) * | 1962-04-03 | 1965-10-05 | Gen Electric | Electrode structure for an electric circuit interrupter |
US3211866A (en) * | 1963-02-05 | 1965-10-12 | Gen Electric | Vacuum type electric circuit interrupter with plural parallel-connected contact points |
US3283100A (en) * | 1964-11-16 | 1966-11-01 | Westinghouse Electric Corp | Vacuum circuit interrupter with condensing shield serving as one of the main contacts |
US3261954A (en) * | 1965-01-11 | 1966-07-19 | Joslyn Mfg & Supply Co | Current interruption and separation electrode structure for vacuum switching apparatu |
US3555223A (en) * | 1968-01-03 | 1971-01-12 | English Electric Co Ltd | Vacuum circuit interrupters with co-axial movable main and movable auxillary contacts |
-
1974
- 1974-08-22 US US499740A patent/US3914568A/en not_active Expired - Lifetime
-
1975
- 1975-06-05 CA CA228,770A patent/CA1036203A/en not_active Expired
- 1975-06-30 ES ES438988A patent/ES438988A1/en not_active Expired
- 1975-07-25 SE SE7508494A patent/SE395792B/en unknown
- 1975-08-01 BR BR7504950*A patent/BR7504950A/en unknown
- 1975-08-12 GB GB33516/75A patent/GB1520922A/en not_active Expired
- 1975-08-13 DE DE19752536024 patent/DE2536024A1/en not_active Withdrawn
- 1975-08-18 CH CH1073175A patent/CH591156A5/xx not_active IP Right Cessation
- 1975-08-21 FR FR7525852A patent/FR2282712A1/en not_active Withdrawn
- 1975-08-21 IT IT26481/75A patent/IT1041964B/en active
- 1975-08-22 JP JP50101305A patent/JPS5910006B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT1041964B (en) | 1980-01-10 |
CH591156A5 (en) | 1977-09-15 |
JPS5145770A (en) | 1976-04-19 |
AU8174375A (en) | 1976-12-09 |
GB1520922A (en) | 1978-08-09 |
CA1036203A (en) | 1978-08-08 |
SE7508494L (en) | 1976-02-23 |
BR7504950A (en) | 1976-08-03 |
JPS5910006B2 (en) | 1984-03-06 |
US3914568A (en) | 1975-10-21 |
ES438988A1 (en) | 1977-02-16 |
FR2282712A1 (en) | 1976-03-19 |
DE2536024A1 (en) | 1976-03-04 |
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