JPS6346966B2 - - Google Patents

Info

Publication number
JPS6346966B2
JPS6346966B2 JP54137211A JP13721179A JPS6346966B2 JP S6346966 B2 JPS6346966 B2 JP S6346966B2 JP 54137211 A JP54137211 A JP 54137211A JP 13721179 A JP13721179 A JP 13721179A JP S6346966 B2 JPS6346966 B2 JP S6346966B2
Authority
JP
Japan
Prior art keywords
electromagnetic
permanent magnet
plunger
magnetic
electromagnetic winding
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
JP54137211A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5661105A (en
Inventor
Hiroshi Ueda
Shigeru Ooyokota
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.)
Minolta Co Ltd
Original Assignee
Minolta 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 Minolta Co Ltd filed Critical Minolta Co Ltd
Priority to JP13721179A priority Critical patent/JPS5661105A/ja
Publication of JPS5661105A publication Critical patent/JPS5661105A/ja
Publication of JPS6346966B2 publication Critical patent/JPS6346966B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Diaphragms For Cameras (AREA)
  • Shutters For Cameras (AREA)
  • Automatic Focus Adjustment (AREA)
  • Electromagnets (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Focusing (AREA)
JP13721179A 1979-10-23 1979-10-23 Electromagnetic structure Granted JPS5661105A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13721179A JPS5661105A (en) 1979-10-23 1979-10-23 Electromagnetic structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13721179A JPS5661105A (en) 1979-10-23 1979-10-23 Electromagnetic structure

Publications (2)

Publication Number Publication Date
JPS5661105A JPS5661105A (en) 1981-05-26
JPS6346966B2 true JPS6346966B2 (enrdf_load_stackoverflow) 1988-09-20

Family

ID=15193379

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13721179A Granted JPS5661105A (en) 1979-10-23 1979-10-23 Electromagnetic structure

Country Status (1)

Country Link
JP (1) JPS5661105A (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4833352A (enrdf_load_stackoverflow) * 1971-09-02 1973-05-09

Also Published As

Publication number Publication date
JPS5661105A (en) 1981-05-26

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