CH487489A - Contact for vacuum current switch - Google Patents

Contact for vacuum current switch

Info

Publication number: CH487489A
Authority: CH; Switzerland
Prior art keywords: contact; current switch; vacuum current; vacuum; switch
Prior art date: 1968-03-08

Application number

CH326469A

Other languages

German (de)

Inventor

Wayne Crouch Donald

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.)

1968-03-08

Filing date

1969-03-04

Publication date

1970-03-15

1969-03-04 Application filed by Gen Electric filed Critical Gen Electric

1970-03-15 Publication of CH487489A publication Critical patent/CH487489A/en

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
- H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
- H01H33/6643—Contacts; Arc-extinguishing means, e.g. arcing rings having disc-shaped contacts subdivided in petal-like segments, e.g. by helical grooves

CH326469A 1968-03-08 1969-03-04 Contact for vacuum current switch CH487489A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US71161368A	1968-03-08	1968-03-08

Publications (1)

Publication Number	Publication Date
CH487489A true CH487489A (en)	1970-03-15

Family

ID=24858789

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH326469A CH487489A (en)	1968-03-08	1969-03-04	Contact for vacuum current switch

Country Status (6)

Country	Link
US (1)	US3522399A (en)
JP (1)	JPS4745780B1 (en)
CH (1)	CH487489A (en)
DE (1)	DE1911072C3 (en)
FR (1)	FR2003538A1 (en)
GB (1)	GB1250420A (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3622724A (en) *	1970-02-24	1971-11-23	Gen Electric	Vacuum-type circuit interrupter having contacts with improved arc-revolving means
US3613039A (en) *	1970-07-28	1971-10-12	Chance Co Ab	High-voltage power vacuum fuse
US3752946A (en) *	1972-03-01	1973-08-14	Gen Electric	Arcing contract for an electric circuit breaker and method of making same
US3809836A (en) *	1972-12-21	1974-05-07	Gen Electric	Vacuum-type electric circuit interrupter
US4028514A (en) *	1974-12-03	1977-06-07	General Electric Company	High current vacuum circuit interrupter with beryllium contact
JPS5530174A (en) *	1978-08-25	1980-03-03	Mitsubishi Electric Corp	Vacuum breaker
JPS5772527U (en) *	1980-10-21	1982-05-04
US4392035A (en) *	1981-06-03	1983-07-05	General Electric Company	Vacuum interrupter
JPS61126720A (en) *	1984-11-22	1986-06-14	株式会社日立製作所	Vacuum breaker
US4695688A (en) *	1986-03-24	1987-09-22	General Electric Company	Electrical contact construction
US4999463A (en) *	1988-10-18	1991-03-12	Square D Company	Arc stalling eliminating device and system
WO1991019308A1 (en) *	1990-06-07	1991-12-12	Siemens Aktiengesellschaft	Contact assembly for a vacuum switch tube
JPH05159851A (en) *	1991-12-06	1993-06-25	Mitsubishi Electric Corp	High current density glow discharge switch
JP2861757B2 (en) *	1992-11-10	1999-02-24	三菱電機株式会社	Electrode device for vacuum valve
US5444201A (en) *	1993-11-22	1995-08-22	Eaton Corporation	Multiple electrode structure for a vacuum interrupter
DE10027198B4 (en) *	1999-06-04	2006-06-22	Mitsubishi Denki K.K.	Electrode for a paired arrangement in a vacuum tube of a vacuum switch
KR101085286B1 (en) *	2010-10-18	2011-11-22	엘에스산전 주식회사	Contact of vacuum interrupter
RU2462780C1 (en) *	2011-03-11	2012-09-27	Государственное образовательное учреждение высшего профессионального образования "Национальный исследовательский Томский политехнический университет"	Vacuum circuit breaker
US8653396B2 (en)	2011-09-28	2014-02-18	Eaton Corporation	Vacuum switch and hybrid switch assembly therefor
US9552941B1 (en)	2015-08-24	2017-01-24	Eaton Corporation	Vacuum switching apparatus and electrical contact therefor
US9922777B1 (en)	2016-11-21	2018-03-20	Eaton Corporation	Vacuum switching apparatus and electrical contact therefor
US10410813B1 (en)	2018-04-03	2019-09-10	Eaton Intelligent Power Limited	Vacuum switching apparatus and electrical contact therefor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3182156A (en) *	1961-09-19	1965-05-04	Gen Electric	Vacuum-type circuit interrupter
US3345484A (en) *	1965-05-10	1967-10-03	Gen Electric	Shielding for a vacuum type circuit interrupter
GB1095638A (en) *	1965-12-16	1967-12-20	Ass Elect Ind	Improvements in or relating to vacuum switch contacts
US3441698A (en) *	1966-10-03	1969-04-29	Gen Electric	Vacuum-type circuit interrupter

1968
- 1968-03-08 US US711613A patent/US3522399A/en not_active Expired - Lifetime
1969
- 1969-02-28 GB GB1250420D patent/GB1250420A/en not_active Expired
- 1969-03-04 CH CH326469A patent/CH487489A/en not_active IP Right Cessation
- 1969-03-05 DE DE1911072A patent/DE1911072C3/en not_active Expired
- 1969-03-07 FR FR6906556A patent/FR2003538A1/fr not_active Withdrawn
- 1969-03-08 JP JP1724569A patent/JPS4745780B1/ja active Pending

Also Published As

Publication number	Publication date
US3522399A (en)	1970-07-28
DE1911072C3 (en)	1979-01-25
JPS4745780B1 (en)	1972-01-18
FR2003538A1 (en)	1969-11-07
DE1911072B2 (en)	1978-05-24
GB1250420A (en)	1971-10-20
DE1911072A1 (en)	1969-10-30

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Legal Events

Date	Code	Title	Description
1986-11-28	PL	Patent ceased