IT982621B - Trasduttore magnetico per l im piego in sistemi magnetici di registrazione - Google Patents

Trasduttore magnetico per l im piego in sistemi magnetici di registrazione

Info

Publication number
IT982621B
IT982621B IT22104/73A IT2210473A IT982621B IT 982621 B IT982621 B IT 982621B IT 22104/73 A IT22104/73 A IT 22104/73A IT 2210473 A IT2210473 A IT 2210473A IT 982621 B IT982621 B IT 982621B
Authority
IT
Italy
Prior art keywords
magnetic
folding
recording systems
transducer
magnetic recording
Prior art date
Application number
IT22104/73A
Other languages
English (en)
Italian (it)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT982621B publication Critical patent/IT982621B/it

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
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/488—Disposition of heads
    • 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/265—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
IT22104/73A 1972-06-28 1973-03-06 Trasduttore magnetico per l im piego in sistemi magnetici di registrazione IT982621B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26694772A 1972-06-28 1972-06-28

Publications (1)

Publication Number Publication Date
IT982621B true IT982621B (it) 1974-10-21

Family

ID=23016637

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22104/73A IT982621B (it) 1972-06-28 1973-03-06 Trasduttore magnetico per l im piego in sistemi magnetici di registrazione

Country Status (7)

Country Link
US (1) US3769469A (enrdf_load_stackoverflow)
JP (1) JPS5220255B2 (enrdf_load_stackoverflow)
CA (1) CA998470A (enrdf_load_stackoverflow)
DE (1) DE2329693A1 (enrdf_load_stackoverflow)
FR (1) FR2191188B1 (enrdf_load_stackoverflow)
GB (1) GB1402681A (enrdf_load_stackoverflow)
IT (1) IT982621B (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5788509A (en) * 1980-11-20 1982-06-02 Ibm Protective device for data of magnetic recording device
US4819092A (en) * 1987-05-08 1989-04-04 Colorado Memory Systems, Inc. Apparatus for writing signal density information on a magnetic medium
AU6626294A (en) * 1993-04-09 1994-11-08 Washington University Magnetic recording head with continuously monitored track following servo
US6564307B1 (en) 1999-08-18 2003-05-13 International Business Machines Corporation Method, system, and program for logically erasing data

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB832036A (en) * 1958-01-15 1960-04-06 Gerhard Dirks Improvements in or relating to magnetic recording and reading apparatus
US3155949A (en) * 1961-11-24 1964-11-03 Ibm Tunnel erase magnetic transducer
US3504134A (en) * 1966-07-13 1970-03-31 Ncr Co Multiple magnetic head with a strip core having a common base portion
NL156528B (nl) * 1966-09-15 1978-04-17 Philips Nv Magnetische schrijf-lees-wiskop.
US3684841A (en) * 1969-12-30 1972-08-15 Honeywell Inc Multi-channel magnetic transducer structure having full width erase head in non-magnetic housing
US3668332A (en) * 1970-08-26 1972-06-06 Xerox Corp Magnetic recording heat which accurately defines the width of the recording track

Also Published As

Publication number Publication date
FR2191188B1 (enrdf_load_stackoverflow) 1976-09-17
DE2329693A1 (de) 1974-01-17
JPS4958816A (enrdf_load_stackoverflow) 1974-06-07
GB1402681A (en) 1975-08-13
JPS5220255B2 (enrdf_load_stackoverflow) 1977-06-02
CA998470A (en) 1976-10-12
FR2191188A1 (enrdf_load_stackoverflow) 1974-02-01
US3769469A (en) 1973-10-30

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