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FR622941A - Electro-magnetic automatic switch - Google Patents

Electro-magnetic automatic switch

Info

Publication number
FR622941A
FR622941A FR622941DA FR622941A FR 622941 A FR622941 A FR 622941A FR 622941D A FR622941D A FR 622941DA FR 622941 A FR622941 A FR 622941A
Authority
FR
France
Prior art keywords
electro
automatic switch
magnetic automatic
magnetic
switch
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
Other languages
French (fr)
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.)
AUTOMATIQUE E L F A SARL
Original Assignee
AUTOMATIQUE E L F A SARL
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 AUTOMATIQUE E L F A SARL filed Critical AUTOMATIQUE E L F A SARL
Application granted granted Critical
Publication of FR622941A publication Critical patent/FR622941A/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
    • H01H71/2463—Electromagnetic mechanisms with plunger type armatures
    • 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
    • H01H71/2454—Electromagnetic mechanisms characterised by the magnetic circuit or active magnetic elements

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
FR622941D 1924-12-25 1926-10-11 Electro-magnetic automatic switch Expired FR622941A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEE31785D DE447846C (en) 1924-12-25 1924-12-25 Electromagnetic switch

Publications (1)

Publication Number Publication Date
FR622941A true FR622941A (en) 1927-06-09

Family

ID=7075267

Family Applications (1)

Application Number Title Priority Date Filing Date
FR622941D Expired FR622941A (en) 1924-12-25 1926-10-11 Electro-magnetic automatic switch

Country Status (2)

Country Link
DE (1) DE447846C (en)
FR (1) FR622941A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE971572C (en) * 1940-07-08 1959-02-19 Siemens Ag Electric trigger
US2953723A (en) * 1957-05-08 1960-09-20 Texas Instruments Inc Control device

Also Published As

Publication number Publication date
DE447846C (en) 1927-08-03

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