FR717246A - Current reversing relay for direct currents - Google Patents

Current reversing relay for direct currents

Info

Publication number
FR717246A
FR717246A FR717246DA FR717246A FR 717246 A FR717246 A FR 717246A FR 717246D A FR717246D A FR 717246DA FR 717246 A FR717246 A FR 717246A
Authority
FR
France
Prior art keywords
direct currents
reversing relay
current reversing
current
relay
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.)
ABB Norden Holding AB
Original Assignee
ASEA AB
Allmanna Svenska Elektriska AB
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 ASEA AB, Allmanna Svenska Elektriska AB filed Critical ASEA AB
Application granted granted Critical
Publication of FR717246A publication Critical patent/FR717246A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/22—Polarised relays
    • H01H51/2272—Polarised relays comprising rockable armature, rocking movement around central axis parallel to the main plane of the armature
    • H01H51/2281—Contacts rigidly combined with armature

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
FR717246D 1930-08-23 1931-05-19 Current reversing relay for direct currents Expired FR717246A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE717246X 1930-08-23

Publications (1)

Publication Number Publication Date
FR717246A true FR717246A (en) 1932-01-05

Family

ID=20315880

Family Applications (1)

Application Number Title Priority Date Filing Date
FR717246D Expired FR717246A (en) 1930-08-23 1931-05-19 Current reversing relay for direct currents

Country Status (1)

Country Link
FR (1) FR717246A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2901572A (en) * 1954-01-22 1959-08-25 Westinghouse Air Brake Co Electrical relays

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2901572A (en) * 1954-01-22 1959-08-25 Westinghouse Air Brake Co Electrical relays

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