SE308032B - - Google Patents

Info

Publication number
SE308032B
SE308032B SE9520/61A SE952061A SE308032B SE 308032 B SE308032 B SE 308032B SE 9520/61 A SE9520/61 A SE 9520/61A SE 952061 A SE952061 A SE 952061A SE 308032 B SE308032 B SE 308032B
Authority
SE
Sweden
Application number
SE9520/61A
Inventor
Langen J Van
T Boersma
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 SE308032B publication Critical patent/SE308032B/xx

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127Structure or manufacture of heads, e.g. inductive
    • G11B5/187Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/49002Electrical device making
    • Y10T29/4902Electromagnet, transformer or inductor
    • Y10T29/49021Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
    • Y10T29/49032Fabricating head structure or component thereof
    • Y10T29/49055Fabricating head structure or component thereof with bond/laminating preformed parts, at least two magnetic
    • Y10T29/49057Using glass bonding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
  • Glass Compositions (AREA)
SE9520/61A 1960-09-27 1961-09-25 SE308032B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL256303 1960-09-27

Publications (1)

Publication Number Publication Date
SE308032B true SE308032B (xx) 1969-01-27

Family

ID=19752588

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9520/61A SE308032B (xx) 1960-09-27 1961-09-25

Country Status (6)

Country Link
US (1) US3228092A (xx)
CH (1) CH396437A (xx)
ES (1) ES270722A1 (xx)
FI (1) FI40337B (xx)
GB (1) GB912461A (xx)
SE (1) SE308032B (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3495045A (en) * 1964-08-18 1970-02-10 Peter F Varadi Magnetic transducer head having a ceramic gap spacer
US3736657A (en) * 1964-08-18 1973-06-05 P Varadi Method of manufacturing a transducer head for magnetic recording/reproducing apparatus
JPS5038017B1 (xx) * 1969-10-30 1975-12-06
JPS5128010B1 (xx) * 1970-06-02 1976-08-16
JPS5128011B1 (xx) * 1970-06-02 1976-08-16
JPS5128009B1 (xx) * 1970-06-02 1976-08-16
JPS5114251B1 (xx) * 1970-08-20 1976-05-08
JPS4838826U (xx) * 1971-09-10 1973-05-14

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2728054A (en) * 1951-09-20 1955-12-20 Steatite Res Corp Ferromagnetic ceramic inductance core
IT514346A (xx) * 1953-03-20
US2915812A (en) * 1953-04-21 1959-12-08 Rca Corp Method of constructing magnetic heads
US2943384A (en) * 1954-06-29 1960-07-05 Curtiss Wright Corp Method of making magnetic recording units
US3024318A (en) * 1955-10-04 1962-03-06 Philips Corp Glass gap spacer for magnetic heads

Also Published As

Publication number Publication date
CH396437A (de) 1965-07-31
GB912461A (en) 1962-12-05
ES270722A1 (es) 1962-03-01
US3228092A (en) 1966-01-11
FI40337B (xx) 1968-09-02

Similar Documents

Publication Publication Date Title
FI41051B (xx)
FI40357B (xx)
FI40397B (xx)
FI42140B (xx)
DE1256361C2 (xx)
FI40337B (xx)
FI42498B (xx)
DE1130845C2 (xx)
FR886M (xx)
BE601704A (xx)
FR72562E (xx)
DE1440097B2 (xx)
DE1262300C2 (xx)
FI43194B (xx)
IT649840A (xx)
FI41146B (xx)
DE1443241A1 (xx)
DE1520479A1 (xx)
IT643339A (xx)
FR1228553A (xx)
FR1227828A (xx)
FI46274B (xx)
FI45923B (xx)
FR1228598A (xx)
DE1232180C2 (xx)