FR1386925A - Aimant permanent - Google Patents

Aimant permanent

Info

Publication number
FR1386925A
FR1386925A FR8013A FR67008013A FR1386925A FR 1386925 A FR1386925 A FR 1386925A FR 8013 A FR8013 A FR 8013A FR 67008013 A FR67008013 A FR 67008013A FR 1386925 A FR1386925 A FR 1386925A
Authority
FR
France
Prior art keywords
permanent magnet
permanent
magnet
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
FR8013A
Other languages
English (en)
Inventor
Leslie Kearton Parker
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.)
PerkinElmer Ltd
Original Assignee
PerkinElmer 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 PerkinElmer Ltd filed Critical PerkinElmer Ltd
Application granted granted Critical
Publication of FR1386925A publication Critical patent/FR1386925A/fr
Expired 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
    • H01F7/20—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
FR8013A 1963-04-01 1964-04-01 Aimant permanent Expired FR1386925A (fr)

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
FR1386925A true FR1386925A (fr) 1965-01-22

Family

ID=10012203

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8013A Expired FR1386925A (fr) 1963-04-01 1964-04-01 Aimant permanent

Country Status (5)

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

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH438490A (de) * 1966-02-15 1967-06-30 Oerlikon Maschf Vorrichtung zur stufenlosen Korrektur des Randfeldes eines Magnets
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 (ja) * 1987-03-27 1988-10-07 Sumitomo Special Metals Co Ltd 磁界発生装置
US4980593A (en) * 1989-03-02 1990-12-25 The Balbec Corporation Direct current dynamoelectric machines utilizing high-strength permanent magnets
EP0616230B1 (fr) * 1993-03-15 1998-08-05 Siemens Aktiengesellschaft Aimant pour champ homogène avec un arrangement de disques polaires séparés par des espaces d'air de correction pour chaque pièce polaire
JPH0831635A (ja) * 1994-07-08 1996-02-02 Sumitomo Special Metals Co Ltd Ｍｒｉ用磁界発生装置
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 (fr) * 2016-02-03 2017-08-10 Etp Electron Multipliers Pty Ltd Appareil et procédés de commande de particule chargée dans un champ magnétique
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 (de) * 1955-07-22 1967-02-23 Perkin Elmer Corp Vorrichtung zur Erzeugung eines homogenen magnetischen Feldes
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
DE1489202A1 (de) 1969-06-04
US3253194A (en) 1966-05-24
CH440454A (de) 1967-07-31

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