ZA754881B - Improvements to devices for magnetic control with permanent magnets - Google Patents

Improvements to devices for magnetic control with permanent magnets

Info

Publication number
ZA754881B
ZA754881B ZA00754881A ZA754881A ZA754881B ZA 754881 B ZA754881 B ZA 754881B ZA 00754881 A ZA00754881 A ZA 00754881A ZA 754881 A ZA754881 A ZA 754881A ZA 754881 B ZA754881 B ZA 754881B
Authority
ZA
South Africa
Prior art keywords
devices
permanent magnets
magnetic control
magnetic
control
Prior art date
Application number
ZA00754881A
Other languages
English (en)
Inventor
Bennetot M De
Original Assignee
Materiel Magnetique
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 Materiel Magnetique filed Critical Materiel Magnetique
Publication of ZA754881B publication Critical patent/ZA754881B/xx

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
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/15—Devices for holding work using magnetic or electric force acting directly on the work
    • B23Q3/154—Stationary devices
    • B23Q3/1546—Stationary devices using permanent magnets
    • 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
    • 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
    • H01F7/0226—PM with variable field strength

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Magnetic Treatment Devices (AREA)
  • Electromagnets (AREA)
  • Coils Or Transformers For Communication (AREA)
ZA00754881A 1974-07-30 1975-07-29 Improvements to devices for magnetic control with permanent magnets ZA754881B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7426380A FR2280959A1 (fr) 1974-07-30 1974-07-30 Perfectionnement aux dispositifs de commande magnetique a aimants permanents

Publications (1)

Publication Number Publication Date
ZA754881B true ZA754881B (en) 1976-07-28

Family

ID=9141861

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00754881A ZA754881B (en) 1974-07-30 1975-07-29 Improvements to devices for magnetic control with permanent magnets

Country Status (8)

Country Link
US (1) US4015174A (de)
AU (1) AU501489B2 (de)
BE (1) BE831731A (de)
CA (1) CA1036660A (de)
DE (1) DE2533859A1 (de)
FR (1) FR2280959A1 (de)
IT (1) IT1040237B (de)
ZA (1) ZA754881B (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2351480A1 (fr) * 1976-05-14 1977-12-09 Materiel Magnetique Dispositif de commande magnetique a aimants permanents, capable de produire une induction magnetique dans deux entrefers distincts
US4321652A (en) * 1979-04-30 1982-03-23 Minnesota Mining And Manufacturing Co. Low voltage transformer relay
FR2527707A1 (fr) * 1982-05-27 1983-12-02 Villejuif Etudes Indles Dispositif de blocage relatif de deux organes coaxiaux presentant des moyens conjugues de positionnement mutuel
IT1219706B (it) * 1988-06-10 1990-05-24 Cardone Tecnomagnetica Apparecchiatura magnetica di ancoraggio,con circuito di eliminazione del flusso residuo
US4995744A (en) * 1988-12-16 1991-02-26 International Business Machines Corporation Impact printer actuator using magnet and electromagnetic coil and method of manufacture
US5254925A (en) * 1992-01-31 1993-10-19 Flynn Bros., Inc. Permanent magnet control means
GB2415833A (en) * 2004-06-30 2006-01-04 Areva T & D Uk Ltd Inductive device with parallel permanent magnets in a magnetic circuit
US7081696B2 (en) 2004-08-12 2006-07-25 Exro Technologies Inc. Polyphasic multi-coil generator
CA2487668C (en) * 2004-08-12 2013-03-26 Jonathan G. Ritchey Polyphasic multi-coil device
EA201200033A1 (ru) 2006-06-08 2012-05-30 Эксро Технолоджис Инк. Устройство электрического генератора или двигателя
FI20105582A0 (fi) 2010-05-25 2010-05-25 Kaarinan Robottileikkaus Oy Kiinnityslaite, järjestely ja menetelmä työstettävän esineen kiinnittämiseksi työalustaan
CN106050002A (zh) * 2016-06-28 2016-10-26 李德生 节能磁电自锁互开系统
MX2019012806A (es) 2017-05-23 2020-01-20 Dpm Tech Inc Configuracion de sistema de control de bobina variable, aparato y metodo.
CA3137550C (en) 2019-04-23 2024-05-21 Dpm Technologies Inc. Fault tolerant rotating electric machine
CA3217299A1 (en) 2021-05-04 2022-11-10 Tung Nguyen Battery control systems and methods
CN117337545A (zh) 2021-05-13 2024-01-02 Exro技术公司 驱动多相电机的线圈的方法及装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3089064A (en) * 1958-02-08 1963-05-07 Electro Chimie Metal Combined permanent magnet and electromagnet
NL122856C (de) * 1959-07-01
US3530454A (en) * 1967-10-09 1970-09-22 Ite Imperial Corp Drop annunciator with pivotally-mounted target indicator bearing a permanent magnet

Also Published As

Publication number Publication date
AU8345275A (en) 1977-02-03
CA1036660A (fr) 1978-08-15
DE2533859A1 (de) 1976-02-19
BE831731A (fr) 1975-11-17
US4015174A (en) 1977-03-29
FR2280959A1 (fr) 1976-02-27
AU501489B2 (en) 1979-06-21
DE2533859C2 (de) 1988-06-16
IT1040237B (it) 1979-12-20
FR2280959B1 (de) 1978-09-15

Similar Documents

Publication Publication Date Title
CA1035825A (en) Electric permanent magnet machine
CA974288A (en) Low flux density permanent magnet field configuration
HK3681A (en) Magnetic devices
JPS5259989A (en) Permanent magnet for internal transplantation
ZA754881B (en) Improvements to devices for magnetic control with permanent magnets
IT1051044B (it) Macchina elettrica a corrente continua con eccitazioni a magneti permanenti
IT973611B (it) Macchine elettriche a magneti permanenti
JPS5229916A (en) Permanent magnet electric machine
JPS5445710A (en) Electric machine magnetized by permanent magnet
IT1126211B (it) Comando a magneti permanenti per agitatori
GB1441840A (en) Magnetic devices
GB1549876A (en) Motor having permanent magnet field magnets
CS181185B2 (en) Magnetic system with rotating armature
JPS5224048A (en) Rotary magnetic field for lattice magnetic bubble
CH614553A5 (en) Magnetic ink
JPS5243917A (en) Device for magnetizing motor permanent magnet piece
IT1049937B (it) Dispositivi elettro magnetici
IL48228A (en) Field shaping magnet structure
JPS5330772A (en) Coils to form magnetic field
JPS5279295A (en) Oxide permanent magnet material
JPS5232582A (en) Device for deenergizing with permanent magnet
JPS5264696A (en) Permanent magnet
JPS5273460A (en) Permanent magnet system lifting magnet
AU8255875A (en) Magnet
JPS5262654A (en) Lifting magnet with waterrabsorbing means