FR1215010A - Appareil destiné à manifester une information sur des éléments d'enregistrement - Google Patents

Appareil destiné à manifester une information sur des éléments d'enregistrement

Info

Publication number
FR1215010A
FR1215010A FR777893A FR777893A FR1215010A FR 1215010 A FR1215010 A FR 1215010A FR 777893 A FR777893 A FR 777893A FR 777893 A FR777893 A FR 777893A FR 1215010 A FR1215010 A FR 1215010A
Authority
FR
France
Prior art keywords
recording elements
manifesting
information
manifesting information
recording
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
FR777893A
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR1215010A publication Critical patent/FR1215010A/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
    • G11B5/10—Structure or manufacture of housings or shields for 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
    • G11B5/10—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
    • G11B5/10—Structure or manufacture of housings or shields for heads
    • G11B5/11—Shielding of head against electric or magnetic fields
    • 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
    • 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
    • G11B5/48—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
    • G11B5/58—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 with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/60—Fluid-dynamic spacing of heads from record-carriers
    • 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
    • G11B5/58—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 with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/60—Fluid-dynamic spacing of heads from record-carriers
    • G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
FR777893A 1957-11-01 1958-10-30 Appareil destiné à manifester une information sur des éléments d'enregistrement Expired FR1215010A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US693859A US3034109A (en) 1957-11-01 1957-11-01 Apparatus for manifesting intelligence on record media

Publications (1)

Publication Number Publication Date
FR1215010A true FR1215010A (fr) 1960-04-13

Family

ID=24786405

Family Applications (1)

Application Number Title Priority Date Filing Date
FR777893A Expired FR1215010A (fr) 1957-11-01 1958-10-30 Appareil destiné à manifester une information sur des éléments d'enregistrement

Country Status (5)

Country Link
US (1) US3034109A (fr)
FR (1) FR1215010A (fr)
GB (1) GB844632A (fr)
IT (1) IT613938A (fr)
NL (2) NL232543A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3432839A (en) * 1966-12-09 1969-03-11 Ibm Magnetic multihead assembly with shielding means
US3432921A (en) * 1967-07-27 1969-03-18 Usi Corp Method of making a recording assembly
JPS5847528Y2 (ja) * 1973-11-15 1983-10-29 キヤノン株式会社 ジキヘツドイチチヨウセイソウチ
JPS5517352Y2 (fr) * 1977-04-14 1980-04-22
JPS5626194Y2 (fr) * 1977-05-12 1981-06-22
US4314296A (en) * 1978-09-05 1982-02-02 Bell & Howell Company Transducer head mounting structures

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2563445A (en) * 1951-08-07 Mount for magnetic transducing
GB351516A (en) * 1930-03-20 1931-06-22 Cecil Herbert Stave Improvements in and relating to condensers
FR744411A (fr) * 1931-09-02 1933-04-20
US2530584A (en) * 1948-12-29 1950-11-21 Rca Corp Multiple magnetic head mount
US2563850A (en) * 1950-07-05 1951-08-14 Ampex Electric Corp Magnetic tape recorder
US2644856A (en) * 1951-06-07 1953-07-07 Rca Corp Multiple head mounting structure
US2772135A (en) * 1952-08-15 1956-11-27 Acf Ind Inc Method and apparatus for magnetically recording video-frequency signals
US2862781A (en) * 1954-01-27 1958-12-02 Ibm Recording support devices
NL101195C (fr) * 1954-09-15
US2827355A (en) * 1954-12-30 1958-03-18 Underwood Corp Adjustable heads for a magnetic record drum
US2957051A (en) * 1955-06-30 1960-10-18 Burroughs Corp Mounting for magnetic heads
NL104709C (fr) * 1955-12-09
US2950354A (en) * 1956-05-29 1960-08-23 Burroughs Corp Magnetic head suspension
US2907965A (en) * 1956-08-24 1959-10-06 Allis Chalmers Mfg Co Reactor with end shielding having disk laminations
US2905933A (en) * 1957-07-09 1959-09-22 Olivetti Corp Of America Magnetic drum storage unit

Also Published As

Publication number Publication date
NL109866C (fr)
IT613938A (fr)
NL232543A (fr)
GB844632A (en) 1960-08-17
US3034109A (en) 1962-05-08

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