CA968717A - Apparatus for recording and reproducing signals - Google Patents

Apparatus for recording and reproducing signals

Info

Publication number
CA968717A
CA968717A CA159,317A CA159317A CA968717A CA 968717 A CA968717 A CA 968717A CA 159317 A CA159317 A CA 159317A CA 968717 A CA968717 A CA 968717A
Authority
CA
Canada
Prior art keywords
recording
reproducing signals
reproducing
signals
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
CA159,317A
Other versions
CA159317S (en
Inventor
Tadashi Nagaoka
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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
Priority claimed from JP10500371A external-priority patent/JPS4869502A/ja
Priority claimed from JP47000127A external-priority patent/JPS5141044B2/ja
Priority claimed from JP27572A external-priority patent/JPS4873115A/ja
Priority claimed from JP28072A external-priority patent/JPS5213419B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of CA968717A publication Critical patent/CA968717A/en
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
    • 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
    • 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
CA159,317A 1971-12-20 1972-12-18 Apparatus for recording and reproducing signals Expired CA968717A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP10500371A JPS4869502A (en) 1971-12-20 1971-12-20
JP47000127A JPS5141044B2 (en) 1971-12-28 1971-12-28
JP27572A JPS4873115A (en) 1971-12-29 1971-12-29
JP28072A JPS5213419B2 (en) 1971-12-29 1971-12-29

Publications (1)

Publication Number Publication Date
CA968717A true CA968717A (en) 1975-06-03

Family

ID=27453097

Family Applications (1)

Application Number Title Priority Date Filing Date
CA159,317A Expired CA968717A (en) 1971-12-20 1972-12-18 Apparatus for recording and reproducing signals

Country Status (5)

Country Link
CA (1) CA968717A (en)
DE (1) DE2262519C3 (en)
FR (1) FR2164708B1 (en)
GB (1) GB1412799A (en)
NL (1) NL7217155A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4252327A (en) * 1979-02-16 1981-02-24 Mca Discovision, Inc. Video disc player

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2216637B1 (en) * 1973-02-02 1979-08-17 Ted Bildplatten
US4074330A (en) * 1976-08-30 1978-02-14 International Business Machines Corporation Flexible disk storage apparatus

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1119186A (en) * 1954-11-10 1956-06-15 Labo Cent Telecommunicat Methods and means of making endless tracks for recording information, for example on magnetic materials
FR1281954A (en) * 1959-11-16 1962-01-19 Lab For Electronics Further development of flexible magnetic disk recording devices

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4252327A (en) * 1979-02-16 1981-02-24 Mca Discovision, Inc. Video disc player

Also Published As

Publication number Publication date
FR2164708B1 (en) 1977-08-26
DE2262519B2 (en) 1980-04-30
NL7217155A (en) 1973-06-22
FR2164708A1 (en) 1973-08-03
DE2262519C3 (en) 1981-01-15
DE2262519A1 (en) 1973-06-28
GB1412799A (en) 1975-11-05

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