JPS4950342A - - Google Patents

Info

Publication number
JPS4950342A
JPS4950342A JP48073252A JP7325273A JPS4950342A JP S4950342 A JPS4950342 A JP S4950342A JP 48073252 A JP48073252 A JP 48073252A JP 7325273 A JP7325273 A JP 7325273A JP S4950342 A JPS4950342 A JP S4950342A
Authority
JP
Japan
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.)
Pending
Application number
JP48073252A
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 filed Critical
Publication of JPS4950342A publication Critical patent/JPS4950342A/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/0408—Passive magnetic bearings
    • F16C32/0423—Passive magnetic bearings with permanent magnets on both parts repelling each other
    • F16C32/0427—Passive magnetic bearings with permanent magnets on both parts repelling each other for axial load mainly
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/02—General constructional details
    • G01R1/16—Magnets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
    • H01F1/06—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder
    • H01F1/08—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
    • H01F1/083—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together in a bonding agent
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/10—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
    • H01F1/11—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles
    • H01F1/113—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles in a bonding agent
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0205—Magnetic circuits with PM in general
    • H01F7/021—Construction of PM
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0231—Magnetic circuits with PM for power or force generation
    • H01F7/0236—Magnetic suspension or levitation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2370/00—Apparatus relating to physics, e.g. instruments

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Hard Magnetic Materials (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
JP48073252A 1972-06-28 1973-06-28 Pending JPS4950342A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2231591A DE2231591C3 (de) 1972-06-28 1972-06-28 Ringscheibenförmiger Dauermagnet für ein magnetisches Lager, vorzugsweise für Elektrizitätszähler, und daraus aufgebautes dauermagnetisches Lager

Publications (1)

Publication Number Publication Date
JPS4950342A true JPS4950342A (ja) 1974-05-16

Family

ID=5849043

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48073252A Pending JPS4950342A (ja) 1972-06-28 1973-06-28

Country Status (16)

Country Link
US (1) US3784945A (ja)
JP (1) JPS4950342A (ja)
AR (1) AR199212A1 (ja)
AT (1) AT339426B (ja)
BE (1) BE800662A (ja)
BR (1) BR7304755D0 (ja)
CA (1) CA979065A (ja)
CH (1) CH566064A5 (ja)
DE (1) DE2231591C3 (ja)
ES (1) ES416001A1 (ja)
FR (1) FR2191226B1 (ja)
GB (1) GB1365470A (ja)
IT (1) IT986245B (ja)
NL (1) NL7308887A (ja)
SE (1) SE386998B (ja)
ZA (1) ZA733844B (ja)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3898599A (en) * 1974-05-09 1975-08-05 Raytheon Co Toroidal magnetic device
DE2527461C2 (de) * 1975-06-20 1987-01-02 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur Herstellung von anisotropen Segmentmagneten für elektrische Maschinen
DE2602650A1 (de) * 1976-01-24 1977-07-28 Bosch Gmbh Robert Anisotroper magnet, insbesondere segmentmagnet
US4076561A (en) * 1976-10-15 1978-02-28 General Motors Corporation Method of making a laminated rare earth metal-cobalt permanent magnet body
FR2389968B1 (ja) * 1977-05-02 1983-02-04 Burroughs Corp
US4267427A (en) * 1977-12-27 1981-05-12 Citizen Watch Co., Ltd. Method of boring a hole through a magnet made of an intermetallic compound
FR2499305B1 (fr) * 1981-02-04 1985-10-25 Radiotechnique Compelec Procede de fabrication d'aimants frittes comportant au moins deux zones de proprietes magnetiques differentes, et aimants ainsi obtenus
US4579508A (en) * 1982-04-21 1986-04-01 Hitachi, Ltd. Turbomolecular pump
US4486729A (en) * 1982-06-23 1984-12-04 Lee Hae Chung Device to make an object float through the utilization of magnets
GB2128849A (en) * 1982-10-14 1984-05-02 Bestobell Transducer element
FR2539551B1 (fr) * 1983-01-13 1987-07-10 Aimants Ugimag Sa Utilisation d'un produit plat a aimant permanent et a force d'attraction dissymetrique pour une liaison intermittente et procede de fabrication
GB2188641B (en) * 1983-04-22 1988-02-10 Ici Plc Article having magnetic properties and production thereof
JPS6185243U (ja) * 1984-11-12 1986-06-04
US5047743A (en) * 1988-01-22 1991-09-10 Scesney Stanley P Integrated magnetic element
US5270601A (en) * 1991-10-17 1993-12-14 Allied-Signal, Inc. Superconducting composite magnetic bearings
EP0535901A3 (en) * 1991-09-30 1993-11-03 Kawasaki Steel Co Lateral orientation anisotropic magnet
DE69319120T2 (de) * 1992-07-27 1999-01-07 Univ New York Magnetstruktur mit hoher feldstärke
US5495221A (en) * 1994-03-09 1996-02-27 The Regents Of The University Of California Dynamically stable magnetic suspension/bearing system
US5796200A (en) * 1994-08-22 1998-08-18 Kabushiki Kaisha Sankyo Seiki Seisakusho Brushless motor having an anisotropic driving magnet and an isotropic frequency magnet
US6104271A (en) * 1999-08-31 2000-08-15 Venturedyne Limited Composite rare earth magnet and method for separating ferrous material from non-ferrous material
GB2380309B (en) * 2001-08-20 2005-04-06 Richard Wolfe Magnetic device for reduction of electromagnetic interference (EMI) in audio circuitry
DE60333132D1 (de) * 2003-11-07 2010-08-05 Sgm Gantry Spa Magnetscheider mit seltenerd- und ferritdauermagneten
US7501922B2 (en) * 2006-03-01 2009-03-10 Kazadi Sanza T Permanent magnetic male and female levitation supports
DE202012013256U1 (de) * 2012-02-09 2015-09-14 Akai Gmbh & Co. Kg Vorrichtung zur Trennung nichtmagnetischer Bestandteile aus einem Gemenge von Metallschrott
US10619755B2 (en) * 2018-01-17 2020-04-14 Nextern, Inc. Solenoid operated valve with flux density concentration ring and molded-in valve seat

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1172384B (de) * 1960-03-03 1964-06-18 Magnetfab Bonn Gmbh Magnetischer flexibler Schichtkoerper
AT239370B (de) * 1961-05-30 1965-04-12 Max Baermann Dauermagnetisches Lager, insbesondere für die Axiallagerung der Läuferwelle eines Elektrizitätszählers
DE1294749B (de) * 1963-03-01 1969-05-08 Baermann Max Magnetische Lagerung, insbesondere fuer Elektrizitaetszaehler
US3378315A (en) * 1965-06-17 1968-04-16 James E. Webb Hybrid lubrication system and bearing

Also Published As

Publication number Publication date
US3784945A (en) 1974-01-08
AT339426B (de) 1977-10-25
DE2231591A1 (de) 1974-01-10
ZA733844B (en) 1974-04-24
GB1365470A (en) 1974-09-04
BR7304755D0 (pt) 1974-08-22
NL7308887A (ja) 1974-01-02
CA979065A (en) 1975-12-02
BE800662A (fr) 1973-10-01
ATA487873A (de) 1977-02-15
DE2231591B2 (de) 1978-11-30
FR2191226B1 (ja) 1979-02-09
ES416001A1 (es) 1976-02-16
DE2231591C3 (de) 1979-08-09
CH566064A5 (ja) 1975-08-29
IT986245B (it) 1975-01-20
AR199212A1 (es) 1974-08-14
SE386998B (sv) 1976-08-23
FR2191226A1 (ja) 1974-02-01

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