AT342884B - LAMINATED MATERIAL FOR MAGNETIC RECORDING AND REPLAY HEADS AND THE PROCESS FOR THEIR PRODUCTION - Google Patents

LAMINATED MATERIAL FOR MAGNETIC RECORDING AND REPLAY HEADS AND THE PROCESS FOR THEIR PRODUCTION

Info

Publication number
AT342884B
AT342884B AT618173A AT618173A AT342884B AT 342884 B AT342884 B AT 342884B AT 618173 A AT618173 A AT 618173A AT 618173 A AT618173 A AT 618173A AT 342884 B AT342884 B AT 342884B
Authority
AT
Austria
Prior art keywords
production
magnetic recording
laminated material
replay heads
replay
Prior art date
Application number
AT618173A
Other languages
German (de)
Other versions
ATA618173A (en
Original Assignee
Whetstone Clayton N
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 Whetstone Clayton N filed Critical Whetstone Clayton N
Priority to AT0632776A priority Critical patent/AT364026B/en
Priority to AT356877A priority patent/AT355824B/en
Publication of ATA618173A publication Critical patent/ATA618173A/en
Application granted granted Critical
Publication of AT342884B publication Critical patent/AT342884B/en

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)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Laminated Bodies (AREA)
AT618173A 1973-05-03 1973-07-13 LAMINATED MATERIAL FOR MAGNETIC RECORDING AND REPLAY HEADS AND THE PROCESS FOR THEIR PRODUCTION AT342884B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AT0632776A AT364026B (en) 1973-05-03 1976-08-26 LAYERING MATERIAL WITH HIGH PERMEABILITY AND LOW CERTIFICATE FIELD STRENGTH AND METHOD FOR THE PRODUCTION THEREOF
AT356877A AT355824B (en) 1973-05-03 1977-05-18 LAYERING MATERIAL FOR MAGNETIC RECORDING AND PLAYBACK HEADS AND METHOD FOR THE PRODUCTION THEREOF

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
ATA618173A ATA618173A (en) 1977-08-15
AT342884B true AT342884B (en) 1978-04-25

Family

ID=23403403

Family Applications (1)

Application Number Title Priority Date Filing Date
AT618173A AT342884B (en) 1973-05-03 1973-07-13 LAMINATED MATERIAL FOR MAGNETIC RECORDING AND REPLAY HEADS AND THE PROCESS FOR THEIR PRODUCTION

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 A METHOD FOR FORMING AN AGGLOMERATED STATOR CORE.
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 (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1287709B (en) * 1969-01-23
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
DE2366049C2 (en) 1987-01-22
DE2338042A1 (en) 1974-11-21
JPS5946010A (en) 1984-03-15
ES418427A1 (en) 1976-06-16
JPS6048887B2 (en) 1985-10-30
NL7310366A (en) 1974-11-05
AR197914A1 (en) 1974-05-15
CH607256A5 (en) 1978-11-30
ATA618173A (en) 1977-08-15
DE2338042C2 (en) 1984-05-10
CA999404A (en) 1976-11-09
JPS619722B2 (en) 1986-03-25
DE2366048C2 (en) 1982-12-09
BE802436A (en) 1973-11-16
CH607257A5 (en) 1978-11-30
DE2366048A1 (en) 1977-10-06
JPS5951505A (en) 1984-03-26
CH607258A5 (en) 1978-11-30
DE2366049A1 (en) 1977-08-04
JPS502198A (en) 1975-01-10
JPS598050B2 (en) 1984-02-22

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