KR860002823A - Magnetic field shielding member - Google Patents

Magnetic field shielding member Download PDF

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Publication number
KR860002823A
KR860002823A KR1019840005727A KR840005727A KR860002823A KR 860002823 A KR860002823 A KR 860002823A KR 1019840005727 A KR1019840005727 A KR 1019840005727A KR 840005727 A KR840005727 A KR 840005727A KR 860002823 A KR860002823 A KR 860002823A
Authority
KR
South Korea
Prior art keywords
ferromagnetic material
shielding member
magnetic field
member according
thin
Prior art date
Application number
KR1019840005727A
Other languages
Korean (ko)
Other versions
KR890003845B1 (en
Inventor
슈우 우에다 (외 2)
죠오 나루미야
겐지 미사와
Original Assignee
사까베 산지로오
다이닛꾸 가부시끼가이샤
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 사까베 산지로오, 다이닛꾸 가부시끼가이샤 filed Critical 사까베 산지로오
Priority to KR1019840005727A priority Critical patent/KR890003845B1/en
Publication of KR860002823A publication Critical patent/KR860002823A/en
Application granted granted Critical
Publication of KR890003845B1 publication Critical patent/KR890003845B1/en

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Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/02—Cabinets; Cases; Stands; Disposition of apparatus therein or thereon

Landscapes

  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
  • Packaging For Recording Disks (AREA)

Abstract

내용 없음No content

Description

자장 차폐 부재Magnetic field shielding member

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명에 따른 자기 기록 부재(magnetic recording member)를 수용하기 위한 케이싱을 그 뚜껑을 열어 도시한 사시도.1 is a perspective view showing the casing for accommodating a magnetic recording member according to the present invention with its lid open;

제2도는 제1도의 케이싱이 닫힌 상태를 도시한 사시도.2 is a perspective view showing a state in which the casing of FIG. 1 is closed.

제3도는 제2도의 케이싱의 Ⅲ-Ⅲ선 단면도.3 is a sectional view taken along line III-III of the casing of FIG.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

6, 6' , 21 : 강자성 재료의 박판 14, 23 : 외측 카버6, 6 ', 21: lamination of ferromagnetic material 14, 23: outer cover

22 : 절연재 박판 9 : 스페이서22: thin plate of insulation material 9: spacer

Claims (6)

2이상의 간격을 둔 강자성 재료 박판의 적층으로 구성되고 인접한 강자성 박판 사이 간격의 총계가 0.5mm이상되는 것을 특징으로 하는 자장 차폐 부재.A magnetic field shielding member comprising a stack of two or more spaced ferromagnetic material sheets, wherein the total amount of spaces between adjacent ferromagnetic material sheets is 0.5 mm or more. 제1항에 있어서, 상기 강자성 재료 박판의 두께가 0.05mm인 것을 특징으로 하는 자장 차폐 부재.The magnetic shielding member according to claim 1, wherein the ferromagnetic material thin plate has a thickness of 0.05 mm. 제1항에 있어서, 상기 강자성 재료 박판이 자기적으로 유연한 강자성 재료로 이루어지는 것을 특징으로 하는 자장 차폐 부재.The magnetic field shield member according to claim 1, wherein the ferromagnetic material sheet is made of a magnetically flexible ferromagnetic material. 제1항에 있어서, 상기 강자성 재료 박판을 덮는 외부 카버가 더 포함되고, 상기 카버의 가장자리가 서로 용접되는 것을 특징으로 하는 자장 차폐 부재.The magnetic shielding member according to claim 1, further comprising an outer cover covering the thin ferromagnetic material plate, wherein the edges of the cover are welded to each other. 제4항에 있어서, 상기 강자성 재료 박판보다 더 넓고 그 사이에 삽입되는 부도체의 박판이 더 포함되는 것을 특징으로 하는 자장 차폐 부재.The magnetic shielding member according to claim 4, further comprising a thin plate of insulator that is wider than the thin ferromagnetic material plate and inserted therebetween. 제1항에 있어서, 인접한 강자성 박판의 사이에 그 가장자리를 따라 비자성 스페이서가 삽입되어 상기 강자성 재료의 박판이 서로 간격을 두고 있게 되는 것을 특징으로 하는 자장 차폐 부재.2. The magnetic field shield member according to claim 1, wherein nonmagnetic spacers are inserted between the adjacent ferromagnetic thin plates so that the thin plates of ferromagnetic material are spaced from each other. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019840005727A 1984-09-19 1984-09-19 Magnetic shielding members KR890003845B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019840005727A KR890003845B1 (en) 1984-09-19 1984-09-19 Magnetic shielding members

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019840005727A KR890003845B1 (en) 1984-09-19 1984-09-19 Magnetic shielding members

Publications (2)

Publication Number Publication Date
KR860002823A true KR860002823A (en) 1986-04-30
KR890003845B1 KR890003845B1 (en) 1989-10-05

Family

ID=19235451

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019840005727A KR890003845B1 (en) 1984-09-19 1984-09-19 Magnetic shielding members

Country Status (1)

Country Link
KR (1) KR890003845B1 (en)

Also Published As

Publication number Publication date
KR890003845B1 (en) 1989-10-05

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