GB637618A - Improvements relating to automatic electric switches - Google Patents

Improvements relating to automatic electric switches

Info

Publication number
GB637618A
GB637618A GB5748/48A GB574848A GB637618A GB 637618 A GB637618 A GB 637618A GB 5748/48 A GB5748/48 A GB 5748/48A GB 574848 A GB574848 A GB 574848A GB 637618 A GB637618 A GB 637618A
Authority
GB
United Kingdom
Prior art keywords
spring
arm
button
pivoted
catch
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
GB5748/48A
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.)
Lucas Support Services Ltd
Original Assignee
Rotax Ltd
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 Rotax Ltd filed Critical Rotax Ltd
Priority to GB5748/48A priority Critical patent/GB637618A/en
Priority to US77866A priority patent/US2516670A/en
Priority to FR981752D priority patent/FR981752A/fr
Publication of GB637618A publication Critical patent/GB637618A/en
Priority to DER3389A priority patent/DE839965C/de
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

Landscapes

  • Thermally Actuated Switches (AREA)
  • Push-Button Switches (AREA)
  • Breakers (AREA)
GB5748/48A 1948-02-26 1948-02-26 Improvements relating to automatic electric switches Expired GB637618A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB5748/48A GB637618A (en) 1948-02-26 1948-02-26 Improvements relating to automatic electric switches
US77866A US2516670A (en) 1948-02-26 1949-02-23 Electric switch
FR981752D FR981752A (fr) 1948-02-26 1949-02-24 Perfectionnements aux interrupteurs électriques
DER3389A DE839965C (de) 1948-02-26 1950-08-26 UEberstromschalter mit Kniegelenkmechanismus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5748/48A GB637618A (en) 1948-02-26 1948-02-26 Improvements relating to automatic electric switches

Publications (1)

Publication Number Publication Date
GB637618A true GB637618A (en) 1950-05-24

Family

ID=9801910

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5748/48A Expired GB637618A (en) 1948-02-26 1948-02-26 Improvements relating to automatic electric switches

Country Status (4)

Country Link
US (1) US2516670A (de)
DE (1) DE839965C (de)
FR (1) FR981752A (de)
GB (1) GB637618A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2747053A (en) * 1953-04-02 1956-05-22 Zinsco Electrical Products Circuit breaker
US2835765A (en) * 1954-11-22 1958-05-20 Ite Circuit Breaker Ltd Circuit breaker
US3454918A (en) * 1967-06-29 1969-07-08 Wood Electric Corp Electrical circuit breaker
US4323868A (en) * 1980-10-17 1982-04-06 North American Philips Controls Corp. Setting mechanism for snap action circuit breaker
US6552644B2 (en) * 2001-07-17 2003-04-22 Tsung-Mou Yu Safety press-button switch

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE719663C (de) * 1936-08-04 1942-04-14 Siemens Ag UEberstromschalter

Also Published As

Publication number Publication date
US2516670A (en) 1950-07-25
FR981752A (fr) 1951-05-30
DE839965C (de) 1952-05-26

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