FR1542785A - Electromagnetic actuators - Google Patents

Electromagnetic actuators

Info

Publication number
FR1542785A
FR1542785A FR121151A FR121151A FR1542785A FR 1542785 A FR1542785 A FR 1542785A FR 121151 A FR121151 A FR 121151A FR 121151 A FR121151 A FR 121151A FR 1542785 A FR1542785 A FR 1542785A
Authority
FR
France
Prior art keywords
electromagnetic actuators
actuators
electromagnetic
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
FR121151A
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.)
English Electric Co Ltd
Original Assignee
English Electric Co 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 English Electric Co Ltd filed Critical English Electric Co Ltd
Priority to FR121151A priority Critical patent/FR1542785A/en
Application granted granted Critical
Publication of FR1542785A publication Critical patent/FR1542785A/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
    • H01H51/2209—Polarised relays with rectilinearly movable armature
    • 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
    • H01F7/16—Rectilinearly-movable armatures
    • H01F7/1607—Armatures entering the winding
    • H01F7/1615—Armatures or stationary parts of magnetic circuit having permanent magnet
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/666—Operating arrangements
    • H01H33/6662—Operating arrangements using bistable electromagnetic actuators, e.g. linear polarised electromagnetic actuators
    • 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
    • H01F7/121—Guiding or setting position of armatures, e.g. retaining armatures in their end position
    • H01F7/122—Guiding or setting position of armatures, e.g. retaining armatures in their end position by permanent magnets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/22—Polarised relays
    • H01H51/2209—Polarised relays with rectilinearly movable armature
    • H01H2051/2218—Polarised relays with rectilinearly movable armature having at least one movable permanent magnet

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR121151A 1967-09-15 1967-09-15 Electromagnetic actuators Expired FR1542785A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR121151A FR1542785A (en) 1967-09-15 1967-09-15 Electromagnetic actuators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR121151A FR1542785A (en) 1967-09-15 1967-09-15 Electromagnetic actuators

Publications (1)

Publication Number Publication Date
FR1542785A true FR1542785A (en) 1968-10-18

Family

ID=8638405

Family Applications (1)

Application Number Title Priority Date Filing Date
FR121151A Expired FR1542785A (en) 1967-09-15 1967-09-15 Electromagnetic actuators

Country Status (1)

Country Link
FR (1) FR1542785A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0127692A1 (en) * 1983-06-01 1984-12-12 Ibm Deutschland Gmbh Electromagnetic driving element

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0127692A1 (en) * 1983-06-01 1984-12-12 Ibm Deutschland Gmbh Electromagnetic driving element
US4527139A (en) * 1983-06-01 1985-07-02 International Business Machines Corporation Electromagnetic ram actuator

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