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)
  • Coils Or Transformers For Communication (AREA)
  • Electromagnets (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 (fr)
AU (1) AU501489B2 (fr)
BE (1) BE831731A (fr)
CA (1) CA1036660A (fr)
DE (1) DE2533859A1 (fr)
FR (1) FR2280959A1 (fr)
IT (1) IT1040237B (fr)
ZA (1) ZA754881B (fr)

Families Citing this family (17)

* 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
CA2487668C (fr) * 2004-08-12 2013-03-26 Dpm Technologies Inc. Dispositif a serpentins multiples polyphasiques
US7081696B2 (en) * 2004-08-12 2006-07-25 Exro Technologies Inc. Polyphasic multi-coil generator
BRPI0713121A2 (pt) * 2006-06-08 2012-04-17 Exro Technologies Inc aparelho de gerador de multi-bobinas polifásico
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
EP3586431A4 (fr) 2017-05-23 2020-11-11 DPM Technologies Inc. Appareil, procédé et système témoin de configuration d'une bobine variable
CA3111823A1 (fr) 2018-09-05 2020-03-12 Dpm Technologies Inc. Systemes et procedes de stockage et de fourniture d'energie intelligents a l'aide d'un systeme de commande de stockage d'energie
WO2020215154A1 (fr) 2019-04-23 2020-10-29 Dpm Technologies Inc. Machine électrique rotative tolérante aux défaillances
US11897362B2 (en) 2021-05-04 2024-02-13 Exro Technologies Inc. Systems and methods for individual control of a plurality of controllable units of battery cells
EP4324089A4 (fr) 2021-05-13 2024-10-23 Exro Technologies Inc. Procédé et appareil pour entraîner des bobines d'une machine électrique polyphasée

Family Cites Families (4)

* 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
DE1274256B (de) * 1958-02-08 1968-08-01 Electro Chimie Metal Ausschaltbare Dauermagnetvorrichtung
NL122856C (fr) * 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
US4015174A (en) 1977-03-29
DE2533859A1 (de) 1976-02-19
DE2533859C2 (fr) 1988-06-16
BE831731A (fr) 1975-11-17
FR2280959B1 (fr) 1978-09-15
AU8345275A (en) 1977-02-03
IT1040237B (it) 1979-12-20
CA1036660A (fr) 1978-08-15
AU501489B2 (en) 1979-06-21
FR2280959A1 (fr) 1976-02-27

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