SE330281B - - Google Patents

Info

Publication number
SE330281B
SE330281B SE12599/69A SE1259969A SE330281B SE 330281 B SE330281 B SE 330281B SE 12599/69 A SE12599/69 A SE 12599/69A SE 1259969 A SE1259969 A SE 1259969A SE 330281 B SE330281 B SE 330281B
Authority
SE
Sweden
Application number
SE12599/69A
Inventor
S Duinker
J Bos
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of SE330281B publication Critical patent/SE330281B/xx

Links

Classifications

    • 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
    • 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
    • G11B5/105—Mounting of head within housing or assembling of head and housing
    • 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
    • G11B5/133—Structure or manufacture of heads, e.g. inductive with cores composed of particles, e.g. with dust cores, with ferrite cores with cores composed of isolated magnetic particles
    • G11B5/1335—Assembling or shaping of elements
    • 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
    • G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
    • Y10T29/49032—Fabricating head structure or component thereof
    • Y10T29/49055—Fabricating head structure or component thereof with bond/laminating preformed parts, at least two magnetic
    • Y10T29/49057—Using glass bonding material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49071—Electromagnet, transformer or inductor by winding or coiling

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
SE12599/69A 1959-09-05 1960-09-02 SE330281B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL243050 1959-09-05

Publications (1)

Publication Number Publication Date
SE330281B true SE330281B (es) 1970-11-09

Family

ID=19751903

Family Applications (2)

Application Number Title Priority Date Filing Date
SE8390/60A SE319913B (es) 1959-09-05 1960-09-02
SE12599/69A SE330281B (es) 1959-09-05 1960-09-02

Family Applications Before (1)

Application Number Title Priority Date Filing Date
SE8390/60A SE319913B (es) 1959-09-05 1960-09-02

Country Status (6)

Country Link
US (1) US3187410A (es)
CH (1) CH398994A (es)
DK (1) DK112776B (es)
GB (1) GB900893A (es)
NL (2) NL112519C (es)
SE (2) SE319913B (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL123062C (es) * 1962-05-04
US3369292A (en) * 1962-11-23 1968-02-20 North American Phillips Compan Method of forming glass bonded heads
NL149020B (nl) * 1965-01-14 1976-03-15 Philips Nv Werkwijze voor het vervaardigen van een poolschoeneenheid voor een magneetkop, alsmede poolschoeneenheid, vervaardigd volgens deze werkwijze.
US3544982A (en) * 1968-05-01 1970-12-01 Rca Corp Multi-head magnetic transducer
US3601871A (en) * 1968-09-30 1971-08-31 Texas Instruments Inc Method for fabricating magnetic read-write head array and product
JPS5031818B1 (es) * 1969-06-23 1975-10-15
JPS513211B1 (es) * 1970-04-22 1976-02-02
GB1385945A (en) * 1972-06-06 1975-03-05 Int Computers Ltd Methods of manufacturing magnetic transducing heads and parts thereof
US3807042A (en) * 1972-08-16 1974-04-30 Honeywell Inc Method of making a magnetic head structure
US4115827A (en) * 1975-09-22 1978-09-19 Ampex Corporation Magnetic transducer for narrow track recording and playback

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2735901A (en) * 1956-02-21 Electromagnetic transducer
NL157302B (nl) * 1949-11-16 Research Corp Werkwijze voor de bereiding van condensatieprodukten van benzofuroxan en derivaten daarvan.
US2767254A (en) * 1951-09-28 1956-10-16 Rca Corp Magnetic recording
US2897286A (en) * 1951-12-15 1959-07-28 Atkinson Variable area magnetic recording apparatus
US2711945A (en) * 1953-03-04 1955-06-28 Clevite Corp Magnetic transducer head for high frequency signals
US2915812A (en) * 1953-04-21 1959-12-08 Rca Corp Method of constructing magnetic heads
US3049790A (en) * 1954-06-03 1962-08-21 Armour Res Found Magnetic head and method of making same
US2866011A (en) * 1954-07-13 1958-12-23 Clevite Corp Magnetic transducer head
US3024318A (en) * 1955-10-04 1962-03-06 Philips Corp Glass gap spacer for magnetic heads
US2908770A (en) * 1956-04-30 1959-10-13 Rca Corp Magnetic recording-reproducing
US3000078A (en) * 1956-06-04 1961-09-19 Bendix Corp Method of making magnetic transducer heads

Also Published As

Publication number Publication date
US3187410A (en) 1965-06-08
CH398994A (de) 1966-03-15
NL112519C (es)
GB900893A (en) 1962-07-11
NL243050A (es)
SE319913B (es) 1970-01-26
DK112776B (da) 1969-01-13

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