FI752115A - - Google Patents

Info

Publication number
FI752115A
FI752115A FI752115A FI752115A FI752115A FI 752115 A FI752115 A FI 752115A FI 752115 A FI752115 A FI 752115A FI 752115 A FI752115 A FI 752115A FI 752115 A FI752115 A FI 752115A
Authority
FI
Finland
Application number
FI752115A
Other languages
Finnish (fi)
Inventor
Leo G Evans
Michael Bykowski
Original Assignee
Hooker Chemicals Plastics 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 Hooker Chemicals Plastics Corp filed Critical Hooker Chemicals Plastics Corp
Publication of FI752115A publication Critical patent/FI752115A/fi

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/06—Contacts characterised by the shape or structure of the contact-making surface, e.g. grooved
    • H01H1/10—Laminated contacts with divided contact surface
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/021—Composite material
    • 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
    • H01H33/002—Very heavy-current switches
FI752115A 1974-08-01 1975-07-23 FI752115A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/493,940 US3980851A (en) 1974-08-01 1974-08-01 High amperage switching apparatus with bi-metallic arcing contacts

Publications (1)

Publication Number Publication Date
FI752115A true FI752115A (ja) 1976-02-02

Family

ID=23962353

Family Applications (1)

Application Number Title Priority Date Filing Date
FI752115A FI752115A (ja) 1974-08-01 1975-07-23

Country Status (14)

Country Link
US (1) US3980851A (ja)
JP (1) JPS5140564A (ja)
AR (1) AR205282A1 (ja)
BE (1) BE832005A (ja)
BR (1) BR7504917A (ja)
CA (1) CA1042045A (ja)
DE (1) DE2533341A1 (ja)
FI (1) FI752115A (ja)
FR (1) FR2280965A1 (ja)
GB (1) GB1496594A (ja)
IT (1) IT1040220B (ja)
NL (1) NL7509109A (ja)
NO (1) NO752692L (ja)
SE (1) SE7508696L (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2524195A1 (fr) * 1982-03-26 1983-09-30 Ferraz & Cie Lucien Dispositif d'interrupteur electrique notamment pour court-circuiter les cuves d'electrolyse
US10153099B2 (en) * 2014-03-27 2018-12-11 Schneider Electric USA, Inc. Knife blade switch contact with high resistance portion
EP3457421B1 (en) * 2017-09-15 2021-04-07 ABB Schweiz AG An electrical switch
FI11882U1 (fi) 2017-09-15 2017-12-05 Abb Oy Sähkökytkin
GB2618606A (en) * 2022-05-13 2023-11-15 G Corner Electrical Systems Ltd A DC disconnector

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US592497A (en) * 1897-10-26 Contact in shunt for circuit-breakers
CH319741A (de) * 1954-05-11 1957-02-28 Bbc Brown Boveri & Cie Kontaktstück für Trennmesser
FR1273623A (fr) * 1959-11-14 1961-10-13 Interrupteur électrique
GB949807A (en) * 1961-10-26 1964-02-19 William Mcgeoch & Company Ltd An improved electric switch
FR1337650A (fr) * 1961-10-26 1963-09-13 William Mcgeoch & Company Ltd Interrupteur électrique perfectionné
DE1249379B (ja) * 1964-04-14
US3381105A (en) * 1966-02-14 1968-04-30 Anderson Power Products Modular high current switch
CH450525A (de) * 1967-01-18 1968-01-31 Bbc Brown Boveri & Cie Lamelliertes Bürstenkontaktstück
US3562467A (en) * 1969-06-04 1971-02-09 Engelhard Min & Chem Electrical contact
CH506874A (de) * 1969-10-31 1971-04-30 Bbc Brown Boveri & Cie Druckgasschalter mit einer Doppeldüsenkontaktanordnung
US3787651A (en) * 1972-06-08 1974-01-22 S & C Electric Co High voltage switch with high current closing contacts

Also Published As

Publication number Publication date
CA1042045A (en) 1978-11-07
GB1496594A (en) 1977-12-30
JPS5140564A (en) 1976-04-05
FR2280965A1 (fr) 1976-02-27
BR7504917A (pt) 1976-08-03
FR2280965B1 (ja) 1979-05-11
SE7508696L (sv) 1976-02-02
NL7509109A (nl) 1976-02-03
US3980851A (en) 1976-09-14
DE2533341A1 (de) 1976-02-12
IT1040220B (it) 1979-12-20
NO752692L (ja) 1976-02-03
AR205282A1 (es) 1976-04-21
BE832005A (fr) 1976-02-02

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: HOOKER CHEMICALS & PLASTICS CORP.