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GB2156590B - Method of reducing the dependence of the air gap energy on gap length in a magnetic circuit and apparatus using the method - Google Patents

Method of reducing the dependence of the air gap energy on gap length in a magnetic circuit and apparatus using the method

Info

Publication number
GB2156590B
GB2156590B GB08507212A GB8507212A GB2156590B GB 2156590 B GB2156590 B GB 2156590B GB 08507212 A GB08507212 A GB 08507212A GB 8507212 A GB8507212 A GB 8507212A GB 2156590 B GB2156590 B GB 2156590B
Authority
GB
United Kingdom
Prior art keywords
dependence
reducing
magnetic circuit
air gap
gap length
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
GB08507212A
Other versions
GB2156590A (en
GB8507212D0 (en
Inventor
Martin Witschi
Paul Straubinger
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.)
Roell & Korthaus Amsler Prufma
Original Assignee
Roell & Korthaus Amsler Prufma
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 Roell & Korthaus Amsler Prufma filed Critical Roell & Korthaus Amsler Prufma
Publication of GB8507212D0 publication Critical patent/GB8507212D0/en
Publication of GB2156590A publication Critical patent/GB2156590A/en
Application granted granted Critical
Publication of GB2156590B publication Critical patent/GB2156590B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
    • G01N3/38—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces generated by electromagnetic means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/02—Cores, Yokes, or armatures made from sheets
    • 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
    • H01F7/10—Electromagnets; Actuators including electromagnets with armatures specially adapted for alternating current

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Electromagnets (AREA)
GB08507212A 1984-03-22 1985-03-20 Method of reducing the dependence of the air gap energy on gap length in a magnetic circuit and apparatus using the method Expired GB2156590B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH145084A CH665049A5 (en) 1984-03-22 1984-03-22 METHOD FOR REDUCING THE DEPENDENCY OF THE MAGNETIC AIR GAP ENERGY, ARRANGEMENT FOR IMPLEMENTING THE METHOD AND THE POWER GENERATOR.

Publications (3)

Publication Number Publication Date
GB8507212D0 GB8507212D0 (en) 1985-04-24
GB2156590A GB2156590A (en) 1985-10-09
GB2156590B true GB2156590B (en) 1988-04-27

Family

ID=4210746

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08507212A Expired GB2156590B (en) 1984-03-22 1985-03-20 Method of reducing the dependence of the air gap energy on gap length in a magnetic circuit and apparatus using the method

Country Status (2)

Country Link
CH (1) CH665049A5 (en)
GB (1) GB2156590B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2664737B1 (en) * 1990-07-13 1994-04-01 Telemecanique DIRECT CURRENT ELECTROMAGNET.
JP3684118B2 (en) 1999-09-03 2005-08-17 キヤノン株式会社 Electromagnetic actuator, optical scanner
JP3492288B2 (en) * 2000-06-16 2004-02-03 キヤノン株式会社 Electromagnetic actuator, method of manufacturing the electromagnetic actuator, and optical deflector using the electromagnetic actuator
GB0603171D0 (en) * 2006-02-17 2006-03-29 Rolls Royce Plc An actuator

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3930212A (en) * 1968-12-25 1975-12-30 Inst Fiz An Latvssr Method of orienting electrically conductive bodies, preferably non-magnetic ones, in a magnetic field and apparatus for performing same
AT300934B (en) * 1969-09-04 1972-08-10 Siemens Ag Electromagnetic switching device

Also Published As

Publication number Publication date
GB2156590A (en) 1985-10-09
GB8507212D0 (en) 1985-04-24
CH665049A5 (en) 1988-04-15

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010320