JPS53114415A - Magnetic head - Google Patents

Magnetic head

Info

Publication number
JPS53114415A
JPS53114415A JP2902677A JP2902677A JPS53114415A JP S53114415 A JPS53114415 A JP S53114415A JP 2902677 A JP2902677 A JP 2902677A JP 2902677 A JP2902677 A JP 2902677A JP S53114415 A JPS53114415 A JP S53114415A
Authority
JP
Japan
Prior art keywords
magnetic head
head
accomplish
varying
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.)
Pending
Application number
JP2902677A
Other languages
Japanese (ja)
Inventor
Isao Shibazaki
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.)
Nippon Gakki Co Ltd
Original Assignee
Nippon Gakki 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 Nippon Gakki Co Ltd filed Critical Nippon Gakki Co Ltd
Priority to JP2902677A priority Critical patent/JPS53114415A/en
Publication of JPS53114415A publication Critical patent/JPS53114415A/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 accomplish the recording and reproducing operations with the use of a single head by varying the head gap with the use of a piezoelectric element.
JP2902677A 1977-03-16 1977-03-16 Magnetic head Pending JPS53114415A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2902677A JPS53114415A (en) 1977-03-16 1977-03-16 Magnetic head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2902677A JPS53114415A (en) 1977-03-16 1977-03-16 Magnetic head

Publications (1)

Publication Number Publication Date
JPS53114415A true JPS53114415A (en) 1978-10-05

Family

ID=12264892

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2902677A Pending JPS53114415A (en) 1977-03-16 1977-03-16 Magnetic head

Country Status (1)

Country Link
JP (1) JPS53114415A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4398229A (en) * 1981-08-03 1983-08-09 Eastman Kodak Company Magnetic head with versatile gap
JPS62183013A (en) * 1986-02-06 1987-08-11 Canon Electronics Inc Magnetic head

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4398229A (en) * 1981-08-03 1983-08-09 Eastman Kodak Company Magnetic head with versatile gap
JPS62183013A (en) * 1986-02-06 1987-08-11 Canon Electronics Inc Magnetic head

Similar Documents

Publication Publication Date Title
JPS5350713A (en) Magnetic picture recording and reproducing apparatus
JPS53114415A (en) Magnetic head
JPS5345216A (en) Magnetic video recording and reproducing device of rotary head type
JPS5425715A (en) Magnetic recording system
HK56379A (en) Magnetic transducer head
JPS5411710A (en) Magnetic recorder-reproducer
JPS543506A (en) Magnetic head device
JPS51122417A (en) Wear-proof magnetic head core
GB1556793A (en) Magnetic transducer head
GB2026226B (en) Magnetic transducing head
JPS5226815A (en) Magnetic head
JPS5390946A (en) Recording head device
JPS5441710A (en) Amorphous thin band magnetic head
JPS5327014A (en) Magnetic rec ording head
SU595773A1 (en) Combination magnetic head
JPS5378815A (en) Magnetic image recording and reproducing system of rotary head type
JPS5278415A (en) Floating head device
JPS5315811A (en) Magnetically recording and reproducing system
JPS51130206A (en) Magnetic recording device
JPS51126154A (en) Recording medium
JPS5421315A (en) Magnetic recorder
SU575683A1 (en) Magnetic head
JPS543515A (en) Magnetic head
JPS5217035A (en) Thermal recording head
JPS5217034A (en) Thermal recording head