GB426999A - Improvements in electromagnetically-tripped automatic overload circuit-breakers - Google Patents

Improvements in electromagnetically-tripped automatic overload circuit-breakers

Info

Publication number
GB426999A
GB426999A GB29824/34A GB2982434A GB426999A GB 426999 A GB426999 A GB 426999A GB 29824/34 A GB29824/34 A GB 29824/34A GB 2982434 A GB2982434 A GB 2982434A GB 426999 A GB426999 A GB 426999A
Authority
GB
United Kingdom
Prior art keywords
tripping
coils
core
circuit
breakers
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
GB29824/34A
Other languages
English (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB426999A publication Critical patent/GB426999A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/38—Electromagnetic mechanisms wherein the magnet coil also acts as arc blow-out device
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/36—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electromagnetic release and no other automatic release
    • H01H73/38—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electromagnetic release and no other automatic release reset by lever

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
  • Electromagnets (AREA)
GB29824/34A 1933-10-18 1934-10-18 Improvements in electromagnetically-tripped automatic overload circuit-breakers Expired GB426999A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEL84649D DE636718C (de) 1933-10-18 1933-10-18 Elektromagnetischer UEberstromschalter

Publications (1)

Publication Number Publication Date
GB426999A true GB426999A (en) 1935-04-12

Family

ID=6477259

Family Applications (1)

Application Number Title Priority Date Filing Date
GB29824/34A Expired GB426999A (en) 1933-10-18 1934-10-18 Improvements in electromagnetically-tripped automatic overload circuit-breakers

Country Status (5)

Country Link
US (1) US2105604A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE399644A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE636718C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR777270A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB426999A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE950391C (de) * 1938-10-11 1956-10-11 Siemens Ag Elektromagnetisches Geraet
DE744559C (de) * 1940-08-15 1944-01-20 Wilhelm Leyhausen Kleinselbstschalter
DE740958C (de) * 1940-11-10 1943-11-01 Ing Karl Kesl UEberstromschalter in Trennschalterform
DE751583C (de) * 1941-03-02 1951-10-29 Wilhelm Leyhausen Kleinselbstschalter
DE957322C (de) * 1952-02-02 1957-01-31 Sursum Elek Zitaets Ges Leyhau Magnetsystem fuer elektrische Selbstschalter
DE1092544B (de) * 1954-01-28 1960-11-10 Licentia Gmbh Schaltgeraet, insbesondere Installationsselbstschalter
FR1209706A (fr) * 1958-08-30 1960-03-03 Dispositif de commande électromagnétique
DE29917960U1 (de) 1999-10-12 1999-12-30 Kuhnke GmbH, 23714 Malente Elektromagnetischer Aktor, insbesondere Proportionalmagnet

Also Published As

Publication number Publication date
BE399644A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1933-12-30
US2105604A (en) 1938-01-18
FR777270A (fr) 1935-02-14
DE636718C (de) 1936-10-13

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