GB1377447A - Apparatus for replicating magnetic recordings - Google Patents

Apparatus for replicating magnetic recordings

Info

Publication number
GB1377447A
GB1377447A GB850472A GB850472A GB1377447A GB 1377447 A GB1377447 A GB 1377447A GB 850472 A GB850472 A GB 850472A GB 850472 A GB850472 A GB 850472A GB 1377447 A GB1377447 A GB 1377447A
Authority
GB
United Kingdom
Prior art keywords
unrecorded
recorded
layer
medium
drum
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
GB850472A
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.)
RCA Corp
Original Assignee
RCA 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 RCA Corp filed Critical RCA Corp
Publication of GB1377447A publication Critical patent/GB1377447A/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
    • G11B5/86—Re-recording, i.e. transcribing information from one magnetisable record carrier on to one or more similar or dissimilar record carriers
    • G11B5/865—Re-recording, i.e. transcribing information from one magnetisable record carrier on to one or more similar or dissimilar record carriers by contact "printing"
    • 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
    • G11B2005/0002—Special dispositions or recording techniques
    • G11B2005/0005—Arrangements, methods or circuits
    • G11B2005/0021—Thermally assisted recording using an auxiliary energy source for heating the recording layer locally to assist the magnetization reversal

Landscapes

  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
GB850472A 1971-03-02 1972-02-24 Apparatus for replicating magnetic recordings Expired GB1377447A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12014971A 1971-03-02 1971-03-02

Publications (1)

Publication Number Publication Date
GB1377447A true GB1377447A (en) 1974-12-18

Family

ID=22388540

Family Applications (1)

Application Number Title Priority Date Filing Date
GB850472A Expired GB1377447A (en) 1971-03-02 1972-02-24 Apparatus for replicating magnetic recordings

Country Status (7)

Country Link
JP (1) JPS5210369B1 (https=)
CA (1) CA983162A (https=)
DE (1) DE2209811C3 (https=)
FR (1) FR2128368B1 (https=)
GB (1) GB1377447A (https=)
IT (1) IT948020B (https=)
NL (1) NL7202702A (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55129908A (en) * 1979-03-15 1980-10-08 Olympus Optical Co Ltd Thermomagnetic recording and reproducing device
JPS55129909A (en) * 1979-03-22 1980-10-08 Olympus Optical Co Ltd Thermomagnetic recording and reproducing device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3496304A (en) * 1966-12-05 1970-02-17 Magnavox Co Double transfer curie-point and magnetic bias tape copy system
US3541577A (en) * 1967-06-28 1970-11-17 Bell & Howell Co Method of curie point recording

Also Published As

Publication number Publication date
NL7202702A (https=) 1972-09-05
IT948020B (it) 1973-05-30
CA983162A (en) 1976-02-03
JPS5210369B1 (https=) 1977-03-23
FR2128368B1 (https=) 1975-03-21
DE2209811B2 (de) 1974-02-21
FR2128368A1 (https=) 1972-10-20
DE2209811C3 (de) 1974-09-26
DE2209811A1 (https=) 1972-09-21

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee