JPS5321913A - Magnetic recording and reproducing apparatus - Google Patents

Magnetic recording and reproducing apparatus

Info

Publication number
JPS5321913A
JPS5321913A JP9623676A JP9623676A JPS5321913A JP S5321913 A JPS5321913 A JP S5321913A JP 9623676 A JP9623676 A JP 9623676A JP 9623676 A JP9623676 A JP 9623676A JP S5321913 A JPS5321913 A JP S5321913A
Authority
JP
Japan
Prior art keywords
magnetic recording
reproducing apparatus
erasing
single head
reproducing
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.)
Pending
Application number
JP9623676A
Other languages
Japanese (ja)
Inventor
Eiji Miyagawa
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric 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
Application filed by NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP9623676A priority Critical patent/JPS5321913A/en
Publication of JPS5321913A publication Critical patent/JPS5321913A/en
Pending 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
    • G11B5/127—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
    • G11B5/245—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for controlling the reluctance of the magnetic circuit in a head with single gap, for co-operation with one track
    • G11B5/2452—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for controlling the reluctance of the magnetic circuit in a head with single gap, for co-operation with one track where the dimensions of the effective gap are controlled

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)

Abstract

PURPOSE:To provide a magnetic recording and reproducing apparatus, of the type in which erasing, recording and reproducing are all performed by a single head, wherein cross talk due to incomplete erasing can be positively eliminated by the single head.
JP9623676A 1976-08-12 1976-08-12 Magnetic recording and reproducing apparatus Pending JPS5321913A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9623676A JPS5321913A (en) 1976-08-12 1976-08-12 Magnetic recording and reproducing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9623676A JPS5321913A (en) 1976-08-12 1976-08-12 Magnetic recording and reproducing apparatus

Publications (1)

Publication Number Publication Date
JPS5321913A true JPS5321913A (en) 1978-02-28

Family

ID=14159583

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9623676A Pending JPS5321913A (en) 1976-08-12 1976-08-12 Magnetic recording and reproducing apparatus

Country Status (1)

Country Link
JP (1) JPS5321913A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59110008A (en) * 1982-12-15 1984-06-25 Canon Inc Erasing device of recording or reproducing device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59110008A (en) * 1982-12-15 1984-06-25 Canon Inc Erasing device of recording or reproducing device

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