GB2045002B - Vacuum type circuit breaker contact and method for producing the same - Google Patents

Vacuum type circuit breaker contact and method for producing the same

Info

Publication number
GB2045002B
GB2045002B GB8005954A GB8005954A GB2045002B GB 2045002 B GB2045002 B GB 2045002B GB 8005954 A GB8005954 A GB 8005954A GB 8005954 A GB8005954 A GB 8005954A GB 2045002 B GB2045002 B GB 2045002B
Authority
GB
United Kingdom
Prior art keywords
producing
same
circuit breaker
type circuit
vacuum type
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
GB8005954A
Other versions
GB2045002A (en
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
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of GB2045002A publication Critical patent/GB2045002A/en
Application granted granted Critical
Publication of GB2045002B publication Critical patent/GB2045002B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
GB8005954A 1979-02-23 1980-02-21 Vacuum type circuit breaker contact and method for producing the same Expired GB2045002B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2121079A JPS6059691B2 (en) 1979-02-23 1979-02-23 Vacuum shield contact and its manufacturing method

Publications (2)

Publication Number Publication Date
GB2045002A GB2045002A (en) 1980-10-22
GB2045002B true GB2045002B (en) 1983-05-25

Family

ID=12048623

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8005954A Expired GB2045002B (en) 1979-02-23 1980-02-21 Vacuum type circuit breaker contact and method for producing the same

Country Status (3)

Country Link
JP (1) JPS6059691B2 (en)
DE (1) DE3006275C2 (en)
GB (1) GB2045002B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR860001452B1 (en) * 1981-10-03 1986-09-25 이마이 마사오 Air-breaker
JPS58108622A (en) 1981-12-21 1983-06-28 三菱電機株式会社 Electrode material for vacuum switch
DE3362624D1 (en) * 1982-11-16 1986-04-24 Mitsubishi Electric Corp Contact material for vacuum circuit breaker
US4743718A (en) * 1987-07-13 1988-05-10 Westinghouse Electric Corp. Electrical contacts for vacuum interrupter devices
JPH02500554A (en) * 1987-07-28 1990-02-22 シーメンス、アクチエンゲゼルシヤフト Contact material for vacuum switchgear and its manufacturing method
EP0538896A3 (en) * 1991-10-25 1993-11-18 Meidensha Electric Mfg Co Ltd Process for forming contact material
US10850795B2 (en) * 2019-01-29 2020-12-01 Asahi Denso Co., Ltd. Throttle grip device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS451489B1 (en) * 1966-03-28 1970-01-19
GB1194674A (en) * 1966-05-27 1970-06-10 English Electric Co Ltd Vacuum Type Electric Circuit Interrupting Devices
GB1219805A (en) * 1967-06-21 1971-01-20 Gen Electric Improvements in vacuum type circuit interrupter
DE1805865B2 (en) * 1968-10-29 1971-03-25 ELECTRODE FOR VACUUM SWITCH
DE1960769B2 (en) * 1969-12-03 1972-05-10 Siemens AG, 1000 Berlin u. 8000 München VACUUM SWITCH CONTACT AND PROCEDURE FOR ITS MANUFACTURING
DE2014638A1 (en) * 1970-03-26 1971-10-14 Siemens Ag Process for the production of a two-layer contact piece
DE2822956C2 (en) * 1977-05-27 1983-04-14 Mitsubishi Denki K.K., Tokyo Process for the production of switching contacts for a vacuum switch

Also Published As

Publication number Publication date
DE3006275C2 (en) 1982-12-16
JPS6059691B2 (en) 1985-12-26
DE3006275A1 (en) 1980-09-04
JPS55113225A (en) 1980-09-01
GB2045002A (en) 1980-10-22

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19960611

PE20 Patent expired after termination of 20 years

Effective date: 20000220