IT1121953B - Contatto elettrico per corrente continua - Google Patents

Contatto elettrico per corrente continua

Info

Publication number
IT1121953B
IT1121953B IT23888/79A IT2388879A IT1121953B IT 1121953 B IT1121953 B IT 1121953B IT 23888/79 A IT23888/79 A IT 23888/79A IT 2388879 A IT2388879 A IT 2388879A IT 1121953 B IT1121953 B IT 1121953B
Authority
IT
Italy
Prior art keywords
direct current
electric contact
electric
contact
direct
Prior art date
Application number
IT23888/79A
Other languages
English (en)
Other versions
IT7923888A0 (it
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Publication of IT7923888A0 publication Critical patent/IT7923888A0/it
Application granted granted Critical
Publication of IT1121953B publication Critical patent/IT1121953B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/44—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/16—Contacts characterised by the manner in which co-operating contacts engage by abutting by rolling; by wrapping; Roller or ball contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/62—Heating or cooling of contacts
IT23888/79A 1978-06-30 1979-06-27 Contatto elettrico per corrente continua IT1121953B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH714578A CH631027A5 (de) 1978-06-30 1978-06-30 Elektrische gleichstromkontaktvorrichtung.

Publications (2)

Publication Number Publication Date
IT7923888A0 IT7923888A0 (it) 1979-06-27
IT1121953B true IT1121953B (it) 1986-04-23

Family

ID=4320650

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23888/79A IT1121953B (it) 1978-06-30 1979-06-27 Contatto elettrico per corrente continua

Country Status (6)

Country Link
US (1) US4319104A (it)
JP (1) JPS559390A (it)
CH (1) CH631027A5 (it)
DE (2) DE2830715A1 (it)
FR (1) FR2430074A1 (it)
IT (1) IT1121953B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4697054A (en) * 1985-04-15 1987-09-29 Robertshaw Controls Company Differential pressure operated electrical switch construction and method of making the same
JPH0622087B2 (ja) * 1987-05-25 1994-03-23 松下電工株式会社 封止接点装置
US4926019A (en) * 1988-09-08 1990-05-15 Siemens Energy & Automation, Inc. Moving copper pivot
US5361051A (en) * 1988-12-16 1994-11-01 Siemens Energy & Automation, Inc. Pivoting circuit breaker contact arm assembly
DE4208371C2 (de) * 1992-03-16 1997-07-03 Abb Patent Gmbh Elektrisches Installationsgerät
DE102010041721A1 (de) * 2010-09-30 2012-04-05 Robert Bosch Gmbh Schweissverhinderer bei Hochstromschalter
US11015431B2 (en) * 2017-01-27 2021-05-25 Halliburton Energy Services, Inc. Eccentric ferrite coils for ranging applications

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB621067A (en) * 1946-09-13 1949-04-04 English Electric Co Ltd Improvements in and relating to electric regulating switches and contact assemblies therefor
NL90894C (it) * 1953-04-14
GB844365A (en) * 1955-11-11 1960-08-10 English Electric Co Ltd Improvements in and relating to contact systems for airbreak electric circuit breakers
GB844366A (en) * 1955-11-15 1960-08-10 English Electric Co Ltd Improvements in and relating to contact systems for air-break electric circuit breakers
FR1344727A (fr) * 1962-01-23 1963-11-29 Bbc Brown Boveri & Cie Interrupteur à soufflage magnétique pour courant continu
US3188590A (en) * 1963-02-18 1965-06-08 Collins Radio Co Roller contact concept
FR86327E (fr) * 1964-08-13 1966-01-24 Reinhausen Maschf Scheubeck Commutateur de charge pour interrupteur à étages de transformateurs de réglage
CH421242A (de) * 1964-12-04 1966-09-30 Patelhold Patentverwertung Kontakteinrichtung für Hochfrequenzstromkreise
CH446473A (de) * 1965-04-30 1967-11-15 Meopta Narodni Podnik Elektrische Schalteinrichtung
US3581035A (en) * 1969-04-30 1971-05-25 Gen Electric Gas-blast circuit interrupter with magnetic means for accelerating merger of series-related arcs
US4034177A (en) * 1976-11-19 1977-07-05 Burroughs Corporation Plunger-actuated, lost motion switch with tactile feedback

Also Published As

Publication number Publication date
CH631027A5 (de) 1982-07-15
DE7820968U1 (de) 1980-04-10
JPS559390A (en) 1980-01-23
FR2430074A1 (fr) 1980-01-25
DE2830715A1 (de) 1980-01-10
IT7923888A0 (it) 1979-06-27
US4319104A (en) 1982-03-09
FR2430074B1 (it) 1982-03-05

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