DE3561780D1 - Method for processing vacuum switch - Google Patents

Method for processing vacuum switch

Info

Publication number
DE3561780D1
DE3561780D1 DE8585102407T DE3561780T DE3561780D1 DE 3561780 D1 DE3561780 D1 DE 3561780D1 DE 8585102407 T DE8585102407 T DE 8585102407T DE 3561780 T DE3561780 T DE 3561780T DE 3561780 D1 DE3561780 D1 DE 3561780D1
Authority
DE
Germany
Prior art keywords
vacuum switch
processing vacuum
processing
switch
vacuum
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.)
Expired
Application number
DE8585102407T
Other languages
German (de)
Inventor
Koichi Yasuoka
Tohru Green Heights Tamagawa
Eiji Kaneko
Mitsutaka Homma
Satoru Yanabu
Takumi Tsurukame-So Funahashi
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.)
Toshiba Corp
Original Assignee
Toshiba 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=12655837&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3561780(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE3561780D1 publication Critical patent/DE3561780D1/en
Expired 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
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/0203—Contacts characterised by the material thereof specially adapted for vacuum switches
    • H01H1/0206—Contacts characterised by the material thereof specially adapted for vacuum switches containing as major components Cu and Cr
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/0203—Contacts characterised by the material thereof specially adapted for vacuum switches
    • H01H2001/0205—Conditioning of the contact material through arcing during manufacturing, e.g. vacuum-depositing of layer on contact surface
DE8585102407T 1984-03-07 1985-03-04 Method for processing vacuum switch Expired DE3561780D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59043151A JPS60189126A (en) 1984-03-07 1984-03-07 Vacuum breaker and method of treating same

Publications (1)

Publication Number Publication Date
DE3561780D1 true DE3561780D1 (en) 1988-04-07

Family

ID=12655837

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585102407T Expired DE3561780D1 (en) 1984-03-07 1985-03-04 Method for processing vacuum switch

Country Status (4)

Country Link
EP (1) EP0155584B2 (en)
JP (1) JPS60189126A (en)
KR (1) KR890001720B1 (en)
DE (1) DE3561780D1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4634817A (en) 1985-10-30 1987-01-06 Harvey Hubbell Incorporated Trolley pole raising and lowering apparatus
WO1987006052A1 (en) * 1986-03-26 1987-10-08 Siemens Aktiengesellschaft Berlin Und München Contact system for vacuum switches with an axial magnetic field
GB2323213B (en) * 1997-03-10 2001-10-17 Gec Alsthom Ltd Vacuum switching device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH661616A5 (en) * 1980-11-28 1987-07-31 V Elektrotech I V I Lenina Method for treatment of contacts and lead electrical appliances vacuum.
DE3303170A1 (en) * 1983-01-31 1984-08-02 Siemens AG, 1000 Berlin und 8000 München METHOD FOR PRODUCING COPPER-CHROME MELTING ALLOYS AS A CONTACT MATERIAL FOR VACUUM CIRCUIT BREAKER

Also Published As

Publication number Publication date
EP0155584A1 (en) 1985-09-25
KR850007164A (en) 1985-10-30
EP0155584B2 (en) 1992-02-12
JPS60189126A (en) 1985-09-26
KR890001720B1 (en) 1989-05-18
EP0155584B1 (en) 1988-03-02

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee