[go: up one dir, main page]

IT1141165B - Sistema e disposizione circuitale per la smagnetizzazione di magneti permanenti - Google Patents

Sistema e disposizione circuitale per la smagnetizzazione di magneti permanenti

Info

Publication number
IT1141165B
IT1141165B IT19720/80A IT1972080A IT1141165B IT 1141165 B IT1141165 B IT 1141165B IT 19720/80 A IT19720/80 A IT 19720/80A IT 1972080 A IT1972080 A IT 1972080A IT 1141165 B IT1141165 B IT 1141165B
Authority
IT
Italy
Prior art keywords
demagnetization
permanent magnets
circuit provision
provision
circuit
Prior art date
Application number
IT19720/80A
Other languages
English (en)
Other versions
IT8019720A0 (it
Inventor
Zaverio Bottiroli
Original Assignee
Sdm Sistemi & Dispositivi Magn
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 Sdm Sistemi & Dispositivi Magn filed Critical Sdm Sistemi & Dispositivi Magn
Priority to IT19720/80A priority Critical patent/IT1141165B/it
Publication of IT8019720A0 publication Critical patent/IT8019720A0/it
Priority to BE0/203227A priority patent/BE886740A/fr
Priority to DE19803049351 priority patent/DE3049351A1/de
Priority to GB8100893A priority patent/GB2069259A/en
Priority to FR8101920A priority patent/FR2475283A1/fr
Application granted granted Critical
Publication of IT1141165B publication Critical patent/IT1141165B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F13/00—Apparatus or processes for magnetising or demagnetising
    • H01F13/003—Methods and devices for magnetising permanent magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Magnetic Treatment Devices (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
IT19720/80A 1980-02-06 1980-02-06 Sistema e disposizione circuitale per la smagnetizzazione di magneti permanenti IT1141165B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT19720/80A IT1141165B (it) 1980-02-06 1980-02-06 Sistema e disposizione circuitale per la smagnetizzazione di magneti permanenti
BE0/203227A BE886740A (fr) 1980-02-06 1980-12-18 Procede et circuit pour la demagnetisation d'aimants permanents
DE19803049351 DE3049351A1 (de) 1980-02-06 1980-12-24 System und schaltungsanordnung zum entmagnetisieren von permanentmagneten
GB8100893A GB2069259A (en) 1980-02-06 1981-01-13 Method and circuit arrangement for demagnetizing permanent magnets
FR8101920A FR2475283A1 (fr) 1980-02-06 1981-01-29 Procede et dispositif pour la demagnetisation des aimants permanents

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19720/80A IT1141165B (it) 1980-02-06 1980-02-06 Sistema e disposizione circuitale per la smagnetizzazione di magneti permanenti

Publications (2)

Publication Number Publication Date
IT8019720A0 IT8019720A0 (it) 1980-02-06
IT1141165B true IT1141165B (it) 1986-10-01

Family

ID=11160643

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19720/80A IT1141165B (it) 1980-02-06 1980-02-06 Sistema e disposizione circuitale per la smagnetizzazione di magneti permanenti

Country Status (5)

Country Link
BE (1) BE886740A (it)
DE (1) DE3049351A1 (it)
FR (1) FR2475283A1 (it)
GB (1) GB2069259A (it)
IT (1) IT1141165B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BG38909A1 (en) * 1982-07-27 1986-03-14 Makedonski Method and device for acting on ferromagnetic materials
US4621299A (en) * 1982-11-05 1986-11-04 General Kinetics Inc. High energy degausser
US4591943A (en) * 1983-05-26 1986-05-27 Electro-Matic Products Co. Apparatus for demagnetizing a chuck
JPS60171517A (ja) * 1984-02-16 1985-09-05 Hayashibara Takeshi 単一コイルによるνｓ磁束パルス発生装置
DE3609530C2 (de) * 1986-03-21 1995-08-31 Erich Dr Ing Steingroever Verfahren zum automatischen Einstellen des Arbeitspunktes von Dauermagneten
DE3613714A1 (de) * 1986-04-21 1987-10-22 Mannesmann Ag Verfahren und vorrichtung zum entmagnetisieren von staehlen
DE3625621C2 (de) * 1986-07-29 1995-03-16 Vallon Gmbh Anordnung zur Entmagnetisierung
DE3812458A1 (de) * 1988-04-14 1989-10-26 Masinostroitelen Eksperimental Vorrichtung zur magnet-impuls-behandlung von ferromagnetischen werkstoffen
WO1990003653A1 (en) * 1988-09-29 1990-04-05 Astec America Inc. Magnet molding apparatus and method
GB2320814B (en) * 1996-12-31 2000-11-29 Redcliffe Magtronics Ltd An apparatus for altering the magnetic state of a permanent magnet
DE10014383C2 (de) 2000-03-23 2003-07-31 Micronas Munich Gmbh Entmagnetisierungsschaltung
DE10044800C2 (de) * 2000-09-11 2003-07-31 Infineon Technologies Ag Entmagnetisierungsschaltung
EP2175459B1 (en) * 2008-10-11 2012-07-25 Schunk GmbH & Co. KG Spann- und Greiftechnik Method to operate a control device for energising at least one coil of a permanently magnetisable chuck and corresponding control device
EP2974820B1 (de) 2014-07-17 2017-04-12 Ewm Ag Lichtbogenschweißgerät, System und Verfahren zum Abmagnetisieren eines Metallrohres
DE102018127614A1 (de) * 2018-11-06 2020-05-07 Albert Maurer Vorrichtung zum Entmagnetisieren von ferromagnetischen Materialien
DE102023110352A1 (de) * 2023-04-24 2024-10-24 Schaeffler Technologies AG & Co. KG Verfahren zur Herstellung eines Rotors, Computerprogrammprodukt, Steuereinheit und Entmagnetisierungsvorrichtung

Also Published As

Publication number Publication date
FR2475283B3 (it) 1982-11-26
BE886740A (fr) 1981-04-16
DE3049351A1 (de) 1981-09-17
FR2475283A1 (fr) 1981-08-07
IT8019720A0 (it) 1980-02-06
GB2069259A (en) 1981-08-19

Similar Documents

Publication Publication Date Title
MX150140A (es) Mejoras en sistema de vigilancia magnetica
BR8302339A (pt) Aperfeicoamento em sistema de registro e reproducao magnetico
IT1129635B (it) Magneti permanenti anisotropi e procedimento per la loro fabbricazione
EP0101552A3 (en) Magnetic materials and permanent magnets
EP0106948A3 (en) Magnetic materials and permanent magnets
BR9103216A (pt) Sistema magnetico
IT1141165B (it) Sistema e disposizione circuitale per la smagnetizzazione di magneti permanenti
FI852764A0 (fi) Kaernmagnetisk resonansapparat med en permanent magnet.
GB2089371B (en) Permanent magnet and method of making the same
BR8302580A (pt) Dispositivo de acoplamento eletromagnetico e conjunto de polos
DE3676403D1 (de) Dauermagnet.
FI852763L (fi) Kaernmagnetisk resonansanordning med en magnet av permanent magnetiskt aemne.
BR8101127A (pt) Sistema magnetico polarizado
IT8248410A0 (it) Dispositivo di commutazione per variare la polarita' o l'intensita'di campo magnetico di corpi ferromagnetici, per esempio magnati permanenti
FR2528223B1 (fr) Dispositif de maintien par aimantation permanente
BR8300893A (pt) Exitador vibratorio eletromagnetico e sistema excitador vibratorio eletromagnetico
IT1169643B (it) Apparecchiatura di registrazione magnetica
IT1141227B (it) Sistema di magneti di comando
BR8706829A (pt) Sistema magnetico de disparo rapido
DE3365189D1 (en) Thin-film permanent magnet
DK155110C (da) Magnetsystem
IT8541581A0 (it) Dispositivo di smagnetizzazione di pezzi magnetizzati.
IT1114537B (it) Magneto permanente metodo per fabbricarlo ed apparato per realizzare il metodo
FI821300A0 (fi) Permanent magnetisk spikhaollare vid hammare
KR850009656U (ko) 수직 자화형 자기헤드