DE3782118D1 - Vakuumschalter. - Google Patents

Vakuumschalter.

Info

Publication number
DE3782118D1
DE3782118D1 DE8787306954T DE3782118T DE3782118D1 DE 3782118 D1 DE3782118 D1 DE 3782118D1 DE 8787306954 T DE8787306954 T DE 8787306954T DE 3782118 T DE3782118 T DE 3782118T DE 3782118 D1 DE3782118 D1 DE 3782118D1
Authority
DE
Germany
Prior art keywords
vacuum switch
vacuum
switch
Prior art date
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.)
Revoked
Application number
DE8787306954T
Other languages
English (en)
Other versions
DE3782118T2 (de
Inventor
Mitsumasa Tsushinki Sei Yorita
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=16202897&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3782118(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE3782118D1 publication Critical patent/DE3782118D1/de
Publication of DE3782118T2 publication Critical patent/DE3782118T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

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
    • 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
    • H01H33/662—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
DE8787306954T 1986-08-07 1987-08-05 Vakuumschalter. Revoked DE3782118T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61187262A JPS6343229A (ja) 1986-08-07 1986-08-07 真空しや断器

Publications (2)

Publication Number Publication Date
DE3782118D1 true DE3782118D1 (de) 1992-11-12
DE3782118T2 DE3782118T2 (de) 1993-05-13

Family

ID=16202897

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787306954T Revoked DE3782118T2 (de) 1986-08-07 1987-08-05 Vakuumschalter.

Country Status (5)

Country Link
US (1) US4740662A (de)
EP (1) EP0256780B1 (de)
JP (1) JPS6343229A (de)
KR (1) KR900002076B1 (de)
DE (1) DE3782118T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0719520B2 (ja) * 1986-09-29 1995-03-06 三菱電機株式会社 真空遮断器
IL103115A (en) * 1992-09-09 1996-09-12 Iscar Ltd Milling placement
JP6351239B2 (ja) * 2013-11-19 2018-07-04 三菱電機株式会社 真空バルブ

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1441479A (en) * 1973-02-16 1976-06-30 Meidensha Electric Mfg Co Ltd Vacuum circuit breaker assembly
JPS5343491Y2 (de) * 1973-04-06 1978-10-19
US3889080A (en) * 1973-12-19 1975-06-10 Westinghouse Electric Corp Vacuum interrupter shield protector
DE2440827B2 (de) * 1974-08-26 1978-07-20 Siemens Ag, 1000 Berlin Und 8000 Muenchen Vakuumschaltrohr
JPS6025926B2 (ja) * 1976-10-01 1985-06-21 シャープ株式会社 水晶振動子
DE2906767A1 (de) * 1978-02-22 1979-08-23 Hitachi Ltd Verfahren zur herstellung eines vakuum-leistungsschalters
JPS5855609B2 (ja) * 1979-07-23 1983-12-10 株式会社明電舎 真空しや断器
US4440995A (en) * 1981-01-19 1984-04-03 Westinghouse Electric Corp. Vacuum circuit interrupter with on-line vacuum monitoring apparatus

Also Published As

Publication number Publication date
EP0256780A3 (en) 1989-10-11
EP0256780A2 (de) 1988-02-24
JPS6343229A (ja) 1988-02-24
KR880003361A (ko) 1988-05-16
US4740662A (en) 1988-04-26
EP0256780B1 (de) 1992-10-07
DE3782118T2 (de) 1993-05-13
KR900002076B1 (ko) 1990-03-31

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8320 Willingness to grant licences declared (paragraph 23)
8331 Complete revocation