CH440454A - Magnet with a pair of pole pieces - Google Patents

Magnet with a pair of pole pieces

Info

Publication number
CH440454A
CH440454A CH407064A CH407064A CH440454A CH 440454 A CH440454 A CH 440454A CH 407064 A CH407064 A CH 407064A CH 407064 A CH407064 A CH 407064A CH 440454 A CH440454 A CH 440454A
Authority
CH
Switzerland
Prior art keywords
magnet
pair
pole pieces
pole
pieces
Prior art date
Application number
CH407064A
Other languages
German (de)
Inventor
Kearton Parker Leslie
Original Assignee
Perkin Elmer 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 Perkin Elmer Ltd filed Critical Perkin Elmer Ltd
Publication of CH440454A publication Critical patent/CH440454A/en

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
    • H01F7/20—Electromagnets; Actuators including electromagnets without armatures
    • H01F7/202—Electromagnets for high magnetic field strength
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0273—Magnetic circuits with PM for magnetic field generation
    • H01F7/0278—Magnetic circuits with PM for magnetic field generation for generating uniform fields, focusing, deflecting electrically charged particles
    • 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
    • H01F7/20—Electromagnets; Actuators including electromagnets without armatures

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CH407064A 1963-04-01 1964-03-31 Magnet with a pair of pole pieces CH440454A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB12846/63A GB1084542A (en) 1963-04-01 1963-04-01 Magnets with high-homogeneity working gap

Publications (1)

Publication Number Publication Date
CH440454A true CH440454A (en) 1967-07-31

Family

ID=10012203

Family Applications (1)

Application Number Title Priority Date Filing Date
CH407064A CH440454A (en) 1963-04-01 1964-03-31 Magnet with a pair of pole pieces

Country Status (5)

Country Link
US (1) US3253194A (en)
CH (1) CH440454A (en)
DE (1) DE1489202A1 (en)
FR (1) FR1386925A (en)
GB (1) GB1084542A (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH438490A (en) * 1966-02-15 1967-06-30 Oerlikon Maschf Device for stepless correction of the edge field of a magnet
US3611223A (en) * 1968-09-11 1971-10-05 Hitachi Ltd Magnetic apparatus for producing homogeneous field
US4187444A (en) * 1978-01-19 1980-02-05 Varian Associates, Inc. Open-circuit magnet structure for cross-field tubes and the like
US4707663A (en) * 1985-08-15 1987-11-17 Fonar Corporation Nuclear magnetic resonance apparatus using low energy magnetic elements
US4766378A (en) * 1986-11-28 1988-08-23 Fonar Corporation Nuclear magnetic resonance scanners
JPS63241905A (en) * 1987-03-27 1988-10-07 Sumitomo Special Metals Co Ltd Magnetic field generating equipment
US4980593A (en) * 1989-03-02 1990-12-25 The Balbec Corporation Direct current dynamoelectric machines utilizing high-strength permanent magnets
DE59406586D1 (en) * 1993-03-15 1998-09-10 Siemens Ag Homogeneous field magnet with pole plate devices of its pole shoes spaced via correction air gaps
JPH0831635A (en) * 1994-07-08 1996-02-02 Sumitomo Special Metals Co Ltd Mri magnetic field generating device
US5945901A (en) * 1997-02-05 1999-08-31 Ullman Devices Corporation Magnetic head for magnetic pick-up tool
US6392517B1 (en) 2000-11-07 2002-05-21 Ullman Devices Magnetic retrieval tool with increased flux
US7065839B2 (en) * 2001-10-23 2006-06-27 Just George J Magnetic bookmark utilizing built-in fulcrum and levers
US20080187393A1 (en) * 2007-02-02 2008-08-07 John Nellessen Magnetic joint
WO2017132731A1 (en) * 2016-02-03 2017-08-10 Etp Electron Multipliers Pty Ltd Apparatus and methods for controlling a charged particle in a magnetic field
US11075027B1 (en) 2018-07-03 2021-07-27 Q Magnetics, LLC Permanent magnet for generating homogenous and intense magnetic field

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1234874B (en) * 1955-07-22 1967-02-23 Perkin Elmer Corp Device for generating a homogeneous magnetic field
US3018422A (en) * 1959-11-16 1962-01-23 Norman T Seaton Variable-field permanent magnet
US3182231A (en) * 1960-09-26 1965-05-04 Varian Associates Magnet pole cap construction
US3175131A (en) * 1961-02-08 1965-03-23 Richard J Burleigh Magnet construction for a variable energy cyclotron

Also Published As

Publication number Publication date
GB1084542A (en) 1967-09-27
FR1386925A (en) 1965-01-22
US3253194A (en) 1966-05-24
DE1489202A1 (en) 1969-06-04

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