GB1056081A - Cylindrical magnet with excitation winding and method to manufacture such a magnet - Google Patents

Cylindrical magnet with excitation winding and method to manufacture such a magnet

Info

Publication number
GB1056081A
GB1056081A GB953/65A GB95365A GB1056081A GB 1056081 A GB1056081 A GB 1056081A GB 953/65 A GB953/65 A GB 953/65A GB 95365 A GB95365 A GB 95365A GB 1056081 A GB1056081 A GB 1056081A
Authority
GB
United Kingdom
Prior art keywords
core
winding
tubular
magnet
energization
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
GB953/65A
Other languages
English (en)
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB1056081A publication Critical patent/GB1056081A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/27—Relays with armature having two stable magnetic states and operated by change from one state to the other
    • 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
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
    • H01F41/0273—Imparting anisotropy
    • H01F41/028—Radial anisotropy
    • 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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/01—Relays in which the armature is maintained in one position by a permanent magnet and freed by energisation of a coil producing an opposing magnetic field

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
  • Manufacture Of Motors, Generators (AREA)
GB953/65A 1964-01-11 1965-01-08 Cylindrical magnet with excitation winding and method to manufacture such a magnet Expired GB1056081A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEST021547 1964-01-11

Publications (1)

Publication Number Publication Date
GB1056081A true GB1056081A (en) 1967-01-25

Family

ID=7459047

Family Applications (1)

Application Number Title Priority Date Filing Date
GB953/65A Expired GB1056081A (en) 1964-01-11 1965-01-08 Cylindrical magnet with excitation winding and method to manufacture such a magnet

Country Status (7)

Country Link
US (1) US3284745A (US07935154-20110503-C00006.png)
BE (1) BE658097A (US07935154-20110503-C00006.png)
CH (1) CH428941A (US07935154-20110503-C00006.png)
DE (1) DE1439518B2 (US07935154-20110503-C00006.png)
GB (1) GB1056081A (US07935154-20110503-C00006.png)
NL (1) NL6500299A (US07935154-20110503-C00006.png)
SE (1) SE322293B (US07935154-20110503-C00006.png)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2320632A (en) * 1939-11-27 1943-06-01 G M Lab Inc Method of producing magnet structures
US2432819A (en) * 1944-09-28 1947-12-16 Indiana Steel Products Co Method of making composite permanent magnets
BE536832A (US07935154-20110503-C00006.png) * 1954-06-10
DE1004293B (de) * 1955-04-25 1957-03-14 Arnstadt Fernmeldewerk Polarisiertes Relais
NL122856C (US07935154-20110503-C00006.png) * 1959-07-01

Also Published As

Publication number Publication date
US3284745A (en) 1966-11-08
CH428941A (de) 1967-01-31
DE1439518B2 (de) 1970-11-05
NL6500299A (US07935154-20110503-C00006.png) 1965-07-12
DE1439518A1 (de) 1968-10-24
SE322293B (US07935154-20110503-C00006.png) 1970-04-06
BE658097A (US07935154-20110503-C00006.png) 1965-07-12

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