EP0138408A3 - An electromagnet and a method for manufacturing it - Google Patents

An electromagnet and a method for manufacturing it Download PDF

Info

Publication number
EP0138408A3
EP0138408A3 EP84306400A EP84306400A EP0138408A3 EP 0138408 A3 EP0138408 A3 EP 0138408A3 EP 84306400 A EP84306400 A EP 84306400A EP 84306400 A EP84306400 A EP 84306400A EP 0138408 A3 EP0138408 A3 EP 0138408A3
Authority
EP
European Patent Office
Prior art keywords
electromagnet
manufacturing
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.)
Granted
Application number
EP84306400A
Other versions
EP0138408B1 (en
EP0138408A2 (en
Inventor
Toshiro Yokoi
Toshiaki Okita
Koji Sawai
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.)
Sanmei Electric Co Ltd
Original Assignee
Sanmei 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 Sanmei Electric Co Ltd filed Critical Sanmei Electric Co Ltd
Publication of EP0138408A2 publication Critical patent/EP0138408A2/en
Publication of EP0138408A3 publication Critical patent/EP0138408A3/en
Application granted granted Critical
Publication of EP0138408B1 publication Critical patent/EP0138408B1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/005—Impregnating or encapsulating
    • 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
    • H01F7/081—Magnetic constructions
    • 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
    • H01F2007/1676—Means for avoiding or reducing eddy currents in the magnetic circuit, e.g. radial slots

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnets (AREA)
  • Magnetically Actuated Valves (AREA)
EP19840306400 1983-10-19 1984-09-19 An electromagnet and a method for manufacturing it Expired EP0138408B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP196795/83 1983-10-19
JP19679583A JPS6088410A (en) 1983-10-19 1983-10-19 Coil assembly of electromagnet and manufacture thereof

Publications (3)

Publication Number Publication Date
EP0138408A2 EP0138408A2 (en) 1985-04-24
EP0138408A3 true EP0138408A3 (en) 1985-07-31
EP0138408B1 EP0138408B1 (en) 1988-05-11

Family

ID=16363771

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19840306400 Expired EP0138408B1 (en) 1983-10-19 1984-09-19 An electromagnet and a method for manufacturing it

Country Status (3)

Country Link
EP (1) EP0138408B1 (en)
JP (1) JPS6088410A (en)
DE (1) DE3471194D1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2593432B2 (en) * 1986-01-30 1988-07-22 Jacobiac Claude SEALED COATING PROCESS OF THE STATOR OF AN ELECTRIC MOTOR AND ELECTRIC MOTOR OBTAINED USING THE SAME
DE4201449C2 (en) * 1992-01-21 1995-02-02 Danfoss As Solenoid valve upper part
DE4201448C2 (en) * 1992-01-21 1995-03-16 Danfoss As Submersible magnet arrangement and method for its manufacture
DE19924813C2 (en) * 1999-05-29 2001-11-15 Daimler Chrysler Ag Actuator for electromagnetic valve control
DE10151955A1 (en) 2001-10-22 2003-05-08 Bosch Gmbh Robert Reduced-mass solenoid carrier
DE102009038730B4 (en) * 2009-08-27 2014-03-13 Vacuumschmelze Gmbh & Co. Kg Laminated core made of soft magnetic single sheets, electromagnetic actuator and method for their production and use of a soft magnetic laminated core
KR101965266B1 (en) * 2017-08-02 2019-04-03 한국알박(주) Manufacturing method of electromagnet assembly
KR102457741B1 (en) * 2018-12-28 2022-10-24 한국알박(주) Electromagnet assembly using in vacuum atmosphere and manufacturing method therof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1344951A (en) * 1971-01-13 1974-01-23 Philips Electronic Associated Method of manufacturing inductive components
US4004343A (en) * 1974-04-18 1977-01-25 Expert Industrial Controls Limited Method of making core tubes for solenoids
US4087773A (en) * 1976-11-15 1978-05-02 Detroit Coil Company Encapsulated solenoid
GB2040585A (en) * 1978-12-29 1980-08-28 Expert Ind Controls Ltd Yoke structure for solenoid device
DE3209355A1 (en) * 1982-03-15 1983-09-22 Helmut Dipl.-Ing. 1000 Berlin Schöttle Plunger armature magnet

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1344951A (en) * 1971-01-13 1974-01-23 Philips Electronic Associated Method of manufacturing inductive components
US4004343A (en) * 1974-04-18 1977-01-25 Expert Industrial Controls Limited Method of making core tubes for solenoids
US4087773A (en) * 1976-11-15 1978-05-02 Detroit Coil Company Encapsulated solenoid
GB2040585A (en) * 1978-12-29 1980-08-28 Expert Ind Controls Ltd Yoke structure for solenoid device
DE3209355A1 (en) * 1982-03-15 1983-09-22 Helmut Dipl.-Ing. 1000 Berlin Schöttle Plunger armature magnet

Also Published As

Publication number Publication date
EP0138408B1 (en) 1988-05-11
JPS6088410A (en) 1985-05-18
JPH0314209B2 (en) 1991-02-26
DE3471194D1 (en) 1988-06-16
EP0138408A2 (en) 1985-04-24

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