CA1109906A - Magnetic latch device for a clapper type contactor - Google Patents

Magnetic latch device for a clapper type contactor

Info

Publication number
CA1109906A
CA1109906A CA331,492A CA331492A CA1109906A CA 1109906 A CA1109906 A CA 1109906A CA 331492 A CA331492 A CA 331492A CA 1109906 A CA1109906 A CA 1109906A
Authority
CA
Canada
Prior art keywords
armature
coil
contact arm
magnetic latch
magnet frame
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
CA331,492A
Other languages
English (en)
French (fr)
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
Application filed by Square D Co filed Critical Square D Co
Application granted granted Critical
Publication of CA1109906A publication Critical patent/CA1109906A/en
Expired 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)
  • Electromagnets (AREA)
CA331,492A 1978-07-25 1979-07-10 Magnetic latch device for a clapper type contactor Expired CA1109906A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US927,715 1978-07-25
US05/927,715 US4173004A (en) 1978-07-25 1978-07-25 Magnetic latch device for a clapper type contactor

Publications (1)

Publication Number Publication Date
CA1109906A true CA1109906A (en) 1981-09-29

Family

ID=25455138

Family Applications (1)

Application Number Title Priority Date Filing Date
CA331,492A Expired CA1109906A (en) 1978-07-25 1979-07-10 Magnetic latch device for a clapper type contactor

Country Status (9)

Country Link
US (1) US4173004A (forum.php)
EP (1) EP0016196B1 (forum.php)
JP (1) JPH0143417B2 (forum.php)
CA (1) CA1109906A (forum.php)
DE (1) DE2965189D1 (forum.php)
IT (1) IT1118810B (forum.php)
MX (1) MX151487A (forum.php)
WO (1) WO1980000391A1 (forum.php)
ZA (1) ZA793573B (forum.php)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4881139A (en) * 1985-01-25 1989-11-14 Priam Corporation Latch mechanism for rotary actuator and the like
US4818965A (en) * 1986-06-23 1989-04-04 Siemens Aktiengesellschaft Electromagnetic relay
WO1988009552A1 (en) * 1987-05-29 1988-12-01 Conner Peripherals, Inc. Latch mechanism for disk drives
US5029026A (en) * 1987-05-29 1991-07-02 Conner Peripherals, Inc. Disk drive architecture
US5216662A (en) * 1987-05-29 1993-06-01 Conner Peripherals, Inc. Latch mechanism for disk drives
DE4012810A1 (de) * 1990-04-21 1991-10-24 Eberle Gmbh Elektromagnetisches remanenztriebsystem, insbesondere fuer relais

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR439675A (fr) * 1912-02-03 1912-06-20 Thomson Houston Comp Francaise Nouveau système de controle de circuits électriques
BE407152A (forum.php) * 1934-01-06
US2902088A (en) * 1953-04-03 1959-09-01 Euclid Electric & Mfg Company Electric control device
DE1116301B (de) * 1956-02-13 1961-11-02 Siemens Ag Einrichtung an einem gleichstromerregten Schaltmagnet fuer Schuetze
US3525059A (en) * 1968-05-06 1970-08-18 Square D Co Electromagnetic contactor
US3689855A (en) * 1970-04-27 1972-09-05 Matsushita Electric Works Ltd Circuit protector
US3777294A (en) * 1972-11-20 1973-12-04 Texas Instruments Inc Electromagnetic switch

Also Published As

Publication number Publication date
IT7968536A0 (it) 1979-07-24
JPH0143417B2 (forum.php) 1989-09-20
WO1980000391A1 (en) 1980-03-06
DE2965189D1 (en) 1983-05-19
US4173004A (en) 1979-10-30
MX151487A (es) 1984-12-04
EP0016196A1 (en) 1980-10-01
JPS55500424A (forum.php) 1980-07-17
EP0016196A4 (en) 1980-11-14
IT1118810B (it) 1986-03-03
ZA793573B (en) 1980-10-29
EP0016196B1 (en) 1983-04-13

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Legal Events

Date Code Title Description
MKEX Expiry