CA999404A - Laminated magnetic material and method of making same - Google Patents

Laminated magnetic material and method of making same

Info

Publication number
CA999404A
CA999404A CA173,899A CA173899A CA999404A CA 999404 A CA999404 A CA 999404A CA 173899 A CA173899 A CA 173899A CA 999404 A CA999404 A CA 999404A
Authority
CA
Canada
Prior art keywords
magnetic material
making same
laminated magnetic
laminated
making
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
CA173,899A
Other versions
CA173899S (en
Inventor
Clayton N. Whetstone
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.)
Individual
Original Assignee
Individual
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
Priority claimed from US356893A external-priority patent/US3880603A/en
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA999404A publication Critical patent/CA999404A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0233—Manufacturing of magnetic circuits made from sheets
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/10—Structure or manufacture of housings or shields for heads
    • G11B5/11—Shielding of head against electric or magnetic fields
    • G11B5/115—Shielding devices arranged between heads or windings
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/147—Structure or manufacture of heads, e.g. inductive with cores being composed of metal sheets, i.e. laminated cores with cores composed of isolated magnetic layers, e.g. sheets
    • 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
    • H01F1/12—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 soft-magnetic materials
    • H01F1/14—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 soft-magnetic materials metals or alloys
    • H01F1/16—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 soft-magnetic materials metals or alloys in the form of sheets
    • H01F1/18—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 soft-magnetic materials metals or alloys in the form of sheets with insulating coating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/24—Magnetic cores
    • H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Magnetic Heads (AREA)
  • Soft Magnetic Materials (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Laminated Bodies (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
CA173,899A 1973-05-03 1973-06-12 Laminated magnetic material and method of making same Expired CA999404A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US356893A US3880603A (en) 1970-10-12 1973-05-03 Laminated magnetic material

Publications (1)

Publication Number Publication Date
CA999404A true CA999404A (en) 1976-11-09

Family

ID=23403403

Family Applications (1)

Application Number Title Priority Date Filing Date
CA173,899A Expired CA999404A (en) 1973-05-03 1973-06-12 Laminated magnetic material and method of making same

Country Status (9)

Country Link
JP (3) JPS598050B2 (en)
AR (1) AR197914A1 (en)
AT (1) AT342884B (en)
BE (1) BE802436A (en)
CA (1) CA999404A (en)
CH (3) CH607257A5 (en)
DE (3) DE2338042C2 (en)
ES (1) ES418427A1 (en)
NL (1) NL7310366A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES460709A1 (en) * 1976-08-11 1978-11-16 Gen Electric Stator core and method of forming the same
JPS53127707A (en) * 1977-04-13 1978-11-08 Nippon Gakki Seizo Kk Production of laminated type head core
JPS57138022A (en) * 1981-02-20 1982-08-26 Mitsumi Electric Co Ltd Magnetic head
SE433981B (en) * 1981-08-25 1984-06-25 Asea Ab MAGNETOELASTIC SENSOR CONSISTING OF A NUMBER OF PLATES, MIXED MEDIUM LIMITS TO A PLATE PACKAGE
JPS59123762A (en) * 1982-12-28 1984-07-17 Toshiba Corp Laminated material for magnetic head
AU558265B2 (en) * 1984-05-25 1987-01-22 Dx Antenna Company Ltd. Method of automatically tracking satellite by receiving antenna
JPS6130009A (en) * 1984-07-23 1986-02-12 Kawasaki Steel Corp Laminated electromagnetic steel plate and manufacture of the same
JPH0722229B2 (en) * 1986-02-17 1995-03-08 キヤノン電子株式会社 Method of manufacturing magnetic shield plate
US4749625A (en) * 1986-03-31 1988-06-07 Hiraoka & Co., Ltd. Amorphous metal laminate sheet
JPS63154948U (en) * 1987-03-30 1988-10-12
DE102006017762B4 (en) * 2006-04-12 2010-07-08 Siemens Ag Process for laminating an electrical steel strip for transformer cores
DE102013221442B4 (en) * 2013-10-22 2021-06-24 Sts Spezial-Transformatoren-Stockach Gmbh & Co. Kg Inductive component with reduced empty space
DE102014113144A1 (en) * 2014-09-11 2016-03-17 Knorr-Bremse Gmbh A shielding device for conducting a magnetic field for a rail brake, magnetic body for a rail brake, rail brake for a rail vehicle and method for operating a rail brake with a shielding device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2803570A (en) 1952-08-05 1957-08-20 Michigan Bumper Corp Method of making magnetic core layers
DE1078196B (en) * 1953-10-29 1960-03-24 Boehler & Co Ag Geb Electrically insulating layers on magnetically soft materials
US3614830A (en) * 1969-02-28 1971-10-26 Ibm Method of manufacturing laminated structures

Also Published As

Publication number Publication date
CH607257A5 (en) 1978-11-30
BE802436A (en) 1973-11-16
JPS5951505A (en) 1984-03-26
DE2366049A1 (en) 1977-08-04
JPS6048887B2 (en) 1985-10-30
NL7310366A (en) 1974-11-05
CH607258A5 (en) 1978-11-30
DE2338042C2 (en) 1984-05-10
DE2366048C2 (en) 1982-12-09
JPS598050B2 (en) 1984-02-22
AR197914A1 (en) 1974-05-15
ATA618173A (en) 1977-08-15
DE2366048A1 (en) 1977-10-06
AT342884B (en) 1978-04-25
JPS502198A (en) 1975-01-10
DE2366049C2 (en) 1987-01-22
DE2338042A1 (en) 1974-11-21
JPS5946010A (en) 1984-03-15
JPS619722B2 (en) 1986-03-25
CH607256A5 (en) 1978-11-30
ES418427A1 (en) 1976-06-16

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