FR1114606A - Improvements to permanent magnets - Google Patents

Improvements to permanent magnets

Info

Publication number
FR1114606A
FR1114606A FR1114606DA FR1114606A FR 1114606 A FR1114606 A FR 1114606A FR 1114606D A FR1114606D A FR 1114606DA FR 1114606 A FR1114606 A FR 1114606A
Authority
FR
France
Prior art keywords
permanent magnets
magnets
permanent
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
Other languages
French (fr)
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.)
Thales SA
Original Assignee
CSF Compagnie Generale de Telegraphie sans Fil SA
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 CSF Compagnie Generale de Telegraphie sans Fil SA filed Critical CSF Compagnie Generale de Telegraphie sans Fil SA
Application granted granted Critical
Publication of FR1114606A publication Critical patent/FR1114606A/en
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
    • H01F7/02—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
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
    • H01J23/087—Magnetic focusing arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
FR1114606D 1954-11-18 1954-11-18 Improvements to permanent magnets Expired FR1114606A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1012706X 1954-11-18

Publications (1)

Publication Number Publication Date
FR1114606A true FR1114606A (en) 1956-04-16

Family

ID=9571084

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1114606D Expired FR1114606A (en) 1954-11-18 1954-11-18 Improvements to permanent magnets

Country Status (3)

Country Link
US (1) US2936408A (en)
DE (1) DE1012706B (en)
FR (1) FR1114606A (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3021230A (en) * 1959-04-17 1962-02-13 Eastman Kodak Co Apparatus and method for magnetically orienting particles
US3098181A (en) * 1960-08-29 1963-07-16 Bell Telephone Labor Inc Magnetic circuit using superconductor properties
NL274681A (en) * 1961-02-22
FR80795E (en) * 1961-12-15 1963-06-14 Thomson Houston Comp Francaise Advanced Evaporative Ionization Type Vacuum Pump System
US3219889A (en) * 1962-11-06 1965-11-23 Sperry Rand Corp Method and apparatus for magnetizing an element
US3454825A (en) * 1965-12-06 1969-07-08 Gen Electric Composite magnet structure
US3781736A (en) * 1972-10-26 1973-12-25 Gen Electric Shield for permanent magnet structure
US4321652A (en) * 1979-04-30 1982-03-23 Minnesota Mining And Manufacturing Co. Low voltage transformer relay
US4720692A (en) * 1984-10-24 1988-01-19 The United States Of America As Represented By The Secretary Of The Air Force Long, narrow, uniform magnetic field apparatus and method
US4675609A (en) * 1985-09-18 1987-06-23 Fonar Corporation Nuclear magnetic resonance apparatus including permanent magnet configuration
US5879549A (en) * 1997-09-13 1999-03-09 Caiozza; Joseph Filter cartridge magnetic attachment

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1362008A (en) * 1919-10-21 1920-12-14 John C Kane Telephone-receiver
US2398653A (en) * 1942-10-15 1946-04-16 Gen Electric Magnetic structure
BE516533A (en) * 1951-12-29
US2822500A (en) * 1952-04-08 1958-02-04 Itt Traveling wave electron discharge devices
FR1105964A (en) * 1954-06-03 1955-12-09 Csf Improvement with permanent magnets

Also Published As

Publication number Publication date
DE1012706B (en) 1957-07-25
US2936408A (en) 1960-05-10

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