GB630602A - Improvements in or relating to automatic electric circuit-breakers - Google Patents

Improvements in or relating to automatic electric circuit-breakers

Info

Publication number
GB630602A
GB630602A GB3440647A GB3440647A GB630602A GB 630602 A GB630602 A GB 630602A GB 3440647 A GB3440647 A GB 3440647A GB 3440647 A GB3440647 A GB 3440647A GB 630602 A GB630602 A GB 630602A
Authority
GB
United Kingdom
Prior art keywords
breakers
relating
electric circuit
automatic electric
group xxxvii
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
GB3440647A
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 GB630602A publication Critical patent/GB630602A/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)
GB3440647A 1945-04-05 1947-12-29 Improvements in or relating to automatic electric circuit-breakers Expired GB630602A (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
GB630602A true GB630602A (en) 1949-10-17

Family

ID=33420757

Family Applications (2)

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
GB3442047A Expired GB630603A (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
GB3442047A Expired GB630603A (en) 1945-04-05 1947-12-29 Improvements in or relating to automatic electric circuit-breakers

Country Status (4)

Country Link
BE (2) BE478443A (enExample)
CH (2) CH270370A (enExample)
FR (2) FR914234A (enExample)
GB (2) GB630602A (enExample)

Also Published As

Publication number Publication date
CH270370A (fr) 1950-08-31
BE478443A (enExample)
FR54673E (fr) 1950-07-27
FR914234A (fr) 1946-10-02
GB630603A (en) 1949-10-17
BE478372A (enExample)
CH276929A (fr) 1951-07-31

Similar Documents

Publication Publication Date Title
GB893282A (en) Improvements in or relating to trip devices for automatic electric circuit breakers
GB611817A (en) Improvements in or relating to trip means for electric circuit breakers
GB635489A (en) Improvements in and relating to overload protective devices for liquid insulated electrical apparatus
GB630602A (en) Improvements in or relating to automatic electric circuit-breakers
GB572084A (en) Improvements in and relating to snap-action devices particularly applicable to electric switches
GB578134A (en) Improvements in or relating to electro-magnetic switches
GB831782A (en) Automatic electric overload cut-out
GB724182A (en) Improvements in or relating to electric relays
GB784499A (en) Improvements in or relating to electrical socket outlets having movable spring-urgedshutter members
GB580634A (en) Improvements in electric circuit breakers
GB686222A (en) Improvements in or relating to multiple pole automatic electric switches with magnetic and thermal tripping members
GB713789A (en) Electric circuit breakers having arc-quenching means
GB593094A (en) Improvements in and relating to electromagnetic relays
GB601004A (en) Improvements relating to magnetically-operated sealed-container switches
GB612547A (en) Improvements in or relating to electric contacts
GB573680A (en) Improvements in or relating to continuously adjustable choking coils
GB565555A (en) Improvements in or connected with push-operated electric switches
GB641716A (en) Improvements in and relating to instantaneous switching devices for single pole and multipole circuit-breaking and circuit-making switches
GB577584A (en) Improvements in and relating to electrical fuses
GB562339A (en) Improvements in or relating to electromagnetic relays
GB612754A (en) Improvements in or relating to contact springs of the type used in electromagnetic light current, contact-making relays
GB717332A (en) Improvements in and relating to thermally-operated electric cut-outs
GB812932A (en) Improvements relating to electrical junction boxes
GB767229A (en) Improvements in and relating to automatic electrical circuit breakers
GB631717A (en) Improvements in or relating to electro-magnetic contact-making relays