GB630603A - Improvements in or relating to automatic electric circuit-breakers - Google Patents

Improvements in or relating to automatic electric circuit-breakers

Info

Publication number
GB630603A
GB630603A GB3442047A GB3442047A GB630603A GB 630603 A GB630603 A GB 630603A GB 3442047 A GB3442047 A GB 3442047A GB 3442047 A GB3442047 A GB 3442047A GB 630603 A GB630603 A GB 630603A
Authority
GB
United Kingdom
Prior art keywords
breakers
relating
electric circuit
automatic electric
bimetal
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
GB3442047A
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.)
Etablissements Gerard Mang SAS
Original Assignee
Etablissements Gerard Mang SAS
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 Etablissements Gerard Mang SAS filed Critical Etablissements Gerard Mang SAS
Publication of GB630603A publication Critical patent/GB630603A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01H73/22—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 electrothermal release and no other automatic release
    • H01H73/30—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 electrothermal release and no other automatic release reset by push-button, pull-knob or slide
    • 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
    • H01H71/40—Combined electrothermal and electromagnetic mechanisms

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
  • Thermally Actuated Switches (AREA)
GB3442047A 1945-04-05 1947-12-29 Improvements in or relating to automatic electric circuit-breakers Expired GB630603A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR914234T 1945-04-05
FR54673T 1946-02-08

Publications (1)

Publication Number Publication Date
GB630603A true GB630603A (en) 1949-10-17

Family

ID=33420757

Family Applications (2)

Application Number Title Priority Date Filing Date
GB3442047A Expired GB630603A (en) 1945-04-05 1947-12-29 Improvements in or relating to automatic electric circuit-breakers
GB3440647A Expired GB630602A (en) 1945-04-05 1947-12-29 Improvements in or relating to automatic electric circuit-breakers

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB3440647A Expired GB630602A (en) 1945-04-05 1947-12-29 Improvements in or relating to automatic electric circuit-breakers

Country Status (4)

Country Link
BE (2) BE478443A (enrdf_load_stackoverflow)
CH (2) CH270370A (enrdf_load_stackoverflow)
FR (2) FR914234A (enrdf_load_stackoverflow)
GB (2) GB630603A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
CH270370A (fr) 1950-08-31
FR54673E (fr) 1950-07-27
FR914234A (fr) 1946-10-02
BE478372A (enrdf_load_stackoverflow)
BE478443A (enrdf_load_stackoverflow)
GB630602A (en) 1949-10-17
CH276929A (fr) 1951-07-31

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