FR1159203A - Ensemble de têtes magnétiques transductrices multiples - Google Patents

Ensemble de têtes magnétiques transductrices multiples

Info

Publication number
FR1159203A
FR1159203A FR1159203DA FR1159203A FR 1159203 A FR1159203 A FR 1159203A FR 1159203D A FR1159203D A FR 1159203DA FR 1159203 A FR1159203 A FR 1159203A
Authority
FR
France
Prior art keywords
magnetic head
head set
multiple transducer
transducer magnetic
transducer
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
Other languages
English (en)
Inventor
Francis A Oliver
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.)
NCR Voyix Corp
National Cash Register Co
Original Assignee
NCR Corp
National Cash Register Co
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 NCR Corp, National Cash Register Co filed Critical NCR Corp
Application granted granted Critical
Publication of FR1159203A publication Critical patent/FR1159203A/fr
Expired legal-status Critical Current

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
    • 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
    • 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
    • G11B5/29—Structure or manufacture of unitary devices formed of plural heads for more than one track
    • 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
    • G11B5/29—Structure or manufacture of unitary devices formed of plural heads for more than one track
    • G11B5/295—Manufacture

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
FR1159203D 1955-08-23 1956-08-03 Ensemble de têtes magnétiques transductrices multiples Expired FR1159203A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US340067XA 1955-08-23 1955-08-23

Publications (1)

Publication Number Publication Date
FR1159203A true FR1159203A (fr) 1958-06-25

Family

ID=21873733

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1159203D Expired FR1159203A (fr) 1955-08-23 1956-08-03 Ensemble de têtes magnétiques transductrices multiples

Country Status (5)

Country Link
BE (1) BE550384A (fr)
CH (1) CH340067A (fr)
FR (1) FR1159203A (fr)
GB (1) GB799854A (fr)
NL (1) NL210019A (fr)

Also Published As

Publication number Publication date
NL210019A (fr)
BE550384A (fr)
GB799854A (en) 1958-08-13
CH340067A (fr) 1959-07-31

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