KR900009357Y1 - 자기헤드 - Google Patents

자기헤드 Download PDF

Info

Publication number
KR900009357Y1
KR900009357Y1 KR2019870004046U KR870004046U KR900009357Y1 KR 900009357 Y1 KR900009357 Y1 KR 900009357Y1 KR 2019870004046 U KR2019870004046 U KR 2019870004046U KR 870004046 U KR870004046 U KR 870004046U KR 900009357 Y1 KR900009357 Y1 KR 900009357Y1
Authority
KR
South Korea
Prior art keywords
magnetic head
magnetic
shield case
guide plate
resistant material
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
KR2019870004046U
Other languages
English (en)
Korean (ko)
Other versions
KR880001262U (ko
Inventor
미치오 가미무라
긴야 에모토
Original Assignee
아루프스 덴기 가부시끼가이샤
가다오까 가츠다로오
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 아루프스 덴기 가부시끼가이샤, 가다오까 가츠다로오 filed Critical 아루프스 덴기 가부시끼가이샤
Publication of KR880001262U publication Critical patent/KR880001262U/ko
Application granted granted Critical
Publication of KR900009357Y1 publication Critical patent/KR900009357Y1/ko
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
    • G11B5/10—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
    • G11B5/127—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
    • G11B5/255—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 protection against wear

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
KR2019870004046U 1986-06-20 1987-03-27 자기헤드 Expired KR900009357Y1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP95020 1986-06-20
JP1986095020U JPS632204U (OSRAM) 1986-06-20 1986-06-20

Publications (2)

Publication Number Publication Date
KR880001262U KR880001262U (ko) 1988-02-23
KR900009357Y1 true KR900009357Y1 (ko) 1990-10-10

Family

ID=30959073

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870004046U Expired KR900009357Y1 (ko) 1986-06-20 1987-03-27 자기헤드

Country Status (2)

Country Link
JP (1) JPS632204U (OSRAM)
KR (1) KR900009357Y1 (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4655390B2 (ja) * 2000-07-04 2011-03-23 株式会社ジェイテクト 軸受軌道輪用の環状素材の製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS509422A (OSRAM) * 1973-05-22 1975-01-30
JPS59154627A (ja) * 1983-02-22 1984-09-03 Canon Electronics Inc 磁気ヘツドの製造方法

Also Published As

Publication number Publication date
JPS632204U (OSRAM) 1988-01-08
KR880001262U (ko) 1988-02-23

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Legal Events

Date Code Title Description
A201 Request for examination
UA0108 Application for utility model registration

Comment text: Application for Utility Model Registration

Patent event code: UA01011R08D

Patent event date: 19870327

UA0201 Request for examination

Patent event date: 19870327

Patent event code: UA02012R01D

Comment text: Request for Examination of Application

UG1501 Laying open of application
UG1604 Publication of application

Patent event code: UG16041S01I

Comment text: Decision on Publication of Application

Patent event date: 19900908

E701 Decision to grant or registration of patent right
UE0701 Decision of registration

Patent event date: 19910122

Comment text: Decision to Grant Registration

Patent event code: UE07011S01D

REGI Registration of establishment
UR0701 Registration of establishment

Patent event date: 19910423

Patent event code: UR07011E01D

Comment text: Registration of Establishment

UR1002 Payment of registration fee

Start annual number: 1

End annual number: 3

Payment date: 19910423

LAPS Lapse due to unpaid annual fee
UC1903 Unpaid annual fee

Termination date: 19941008

Termination category: Default of registration fee