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AU537060B2 - Magnetic latch device for clapper type contactor - Google Patents
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AU537060B2 - Magnetic latch device for clapper type contactor - Google Patents

Magnetic latch device for clapper type contactor

Info

Publication number
AU537060B2
AU537060B2 AU49441/79A AU4944179A AU537060B2 AU 537060 B2 AU537060 B2 AU 537060B2 AU 49441/79 A AU49441/79 A AU 49441/79A AU 4944179 A AU4944179 A AU 4944179A AU 537060 B2 AU537060 B2 AU 537060B2
Authority
AU
Australia
Prior art keywords
latch device
magnetic latch
type contactor
clapper type
clapper
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.)
Ceased
Application number
AU49441/79A
Other versions
AU4944179A (en
Inventor
Frederick E. Woodlief
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.)
Schneider Electric USA Inc
Original Assignee
Square D Co
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
Priority claimed from US05/927,715 external-priority patent/US4173004A/en
Application filed by Square D Co filed Critical Square D Co
Priority to AU49441/79A priority Critical patent/AU537060B2/en
Publication of AU4944179A publication Critical patent/AU4944179A/en
Application granted granted Critical
Publication of AU537060B2 publication Critical patent/AU537060B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/16—Magnetic circuit arrangements
    • H01H50/18—Movable parts of magnetic circuits, e.g. armature
    • H01H50/24—Parts rotatable or rockable outside coil
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/001—Means for preventing or breaking contact-welding
    • 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
    • H01H71/2436—Electromagnetic mechanisms with a holding and a releasing magnet, the holding force being limited due to saturation of the holding magnet
    • 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
    • H01H71/2472—Electromagnetic mechanisms with rotatable armatures

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
AU49441/79A 1978-07-25 1979-08-01 Magnetic latch device for clapper type contactor Ceased AU537060B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU49441/79A AU537060B2 (en) 1978-07-25 1979-08-01 Magnetic latch device for clapper type contactor

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US05/927,715 US4173004A (en) 1978-07-25 1978-07-25 Magnetic latch device for a clapper type contactor
US927715 1978-07-25
AU49441/79A AU537060B2 (en) 1978-07-25 1979-08-01 Magnetic latch device for clapper type contactor

Publications (2)

Publication Number Publication Date
AU4944179A AU4944179A (en) 1981-02-12
AU537060B2 true AU537060B2 (en) 1984-06-07

Family

ID=25628660

Family Applications (1)

Application Number Title Priority Date Filing Date
AU49441/79A Ceased AU537060B2 (en) 1978-07-25 1979-08-01 Magnetic latch device for clapper type contactor

Country Status (1)

Country Link
AU (1) AU537060B2 (en)

Also Published As

Publication number Publication date
AU4944179A (en) 1981-02-12

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