SE395792B - VACUUM CLEANER - Google Patents

VACUUM CLEANER

Info

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
Application number
SE7508494A
Other languages
Swedish (sv)
Other versions
SE7508494L (en
Inventor
D W Crouch
D R Kurtz
J C Sofianek
Original Assignee
Gen Electric
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gen Electric filed Critical Gen Electric
Publication of SE7508494L publication Critical patent/SE7508494L/en
Publication of SE395792B publication Critical patent/SE395792B/en

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
SE7508494A 1974-08-22 1975-07-25 VACUUM CLEANER SE395792B (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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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