FR1246687A - Perfectionnements aux têtes magnétiques et aux dispositifs analogues - Google Patents

Perfectionnements aux têtes magnétiques et aux dispositifs analogues

Info

Publication number
FR1246687A
FR1246687A FR817345A FR817345A FR1246687A FR 1246687 A FR1246687 A FR 1246687A FR 817345 A FR817345 A FR 817345A FR 817345 A FR817345 A FR 817345A FR 1246687 A FR1246687 A FR 1246687A
Authority
FR
France
Prior art keywords
magnetic heads
similar devices
heads
magnetic
similar
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
FR817345A
Other languages
English (en)
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.)
Atvidabergs Industrier AB
Original Assignee
Atvidabergs Industrier AB
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 Atvidabergs Industrier AB filed Critical Atvidabergs Industrier AB
Application granted granted Critical
Publication of FR1246687A publication Critical patent/FR1246687A/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
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/32—Maintaining desired spacing between record carrier and head, e.g. by fluid-dynamic spacing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K13/00—Conveying record carriers from one station to another, e.g. from stack to punching mechanism
    • G06K13/18—Conveying record carriers from one station to another, e.g. from stack to punching mechanism the record carrier being longitudinally extended, e.g. punched tape
    • G06K13/24—Guiding of record carriers; Recognising end of record carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/60—Guiding record carrier
    • G11B15/62—Maintaining desired spacing between record carrier and head
    • 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
    • G11B5/1871—Shaping or contouring of the transducing or guiding surface
    • 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
    • G11B5/48—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Magnetic Record Carriers (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
FR817345A 1959-02-03 1960-02-02 Perfectionnements aux têtes magnétiques et aux dispositifs analogues Expired FR1246687A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE101859 1959-02-03

Publications (1)

Publication Number Publication Date
FR1246687A true FR1246687A (fr) 1960-11-18

Family

ID=20257452

Family Applications (1)

Application Number Title Priority Date Filing Date
FR817345A Expired FR1246687A (fr) 1959-02-03 1960-02-02 Perfectionnements aux têtes magnétiques et aux dispositifs analogues

Country Status (3)

Country Link
FR (1) FR1246687A (fr)
GB (1) GB869789A (fr)
NL (1) NL247874A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS593718A (ja) * 1982-06-30 1984-01-10 Toshiba Corp 磁気ヘツド
GB2340943B (en) * 1998-08-28 2000-07-19 Bank Of England Improvements in and relating to sheet material inspection apparatus and methods

Also Published As

Publication number Publication date
NL247874A (fr)
GB869789A (en) 1961-06-07

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