JPH0519847Y2 - - Google Patents
Info
- Publication number
- JPH0519847Y2 JPH0519847Y2 JP1985126501U JP12650185U JPH0519847Y2 JP H0519847 Y2 JPH0519847 Y2 JP H0519847Y2 JP 1985126501 U JP1985126501 U JP 1985126501U JP 12650185 U JP12650185 U JP 12650185U JP H0519847 Y2 JPH0519847 Y2 JP H0519847Y2
- Authority
- JP
- Japan
- Prior art keywords
- base
- magnetic
- disk
- head
- magnetic disk
- 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 - Lifetime
Links
- 239000004616 structural foam Substances 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 230000007613 environmental effect Effects 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 239000004696 Poly ether ether ketone Substances 0.000 description 1
- 239000004695 Polyether sulfone Substances 0.000 description 1
- 239000004697 Polyetherimide Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 239000004734 Polyphenylene sulfide Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920006393 polyether sulfone Polymers 0.000 description 1
- 229920002530 polyetherether ketone Polymers 0.000 description 1
- 229920001601 polyetherimide Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920000069 polyphenylene sulfide Polymers 0.000 description 1
- 239000005077 polysulfide Substances 0.000 description 1
- 229920001021 polysulfide Polymers 0.000 description 1
- 150000008117 polysulfides Polymers 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/0014—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture record carriers not specifically of filamentary or web form
- G11B23/0021—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture record carriers not specifically of filamentary or web form discs
-
- 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
- G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
- G11B5/82—Disk carriers
Landscapes
- Magnetic Record Carriers (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985126501U JPH0519847Y2 (US20020051482A1-20020502-M00020.png) | 1985-08-21 | 1985-08-21 | |
US06/889,717 US4742420A (en) | 1985-08-21 | 1986-07-28 | Magnetic disk with a porous substrate |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985126501U JPH0519847Y2 (US20020051482A1-20020502-M00020.png) | 1985-08-21 | 1985-08-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6236423U JPS6236423U (US20020051482A1-20020502-M00020.png) | 1987-03-04 |
JPH0519847Y2 true JPH0519847Y2 (US20020051482A1-20020502-M00020.png) | 1993-05-25 |
Family
ID=14936770
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1985126501U Expired - Lifetime JPH0519847Y2 (US20020051482A1-20020502-M00020.png) | 1985-08-21 | 1985-08-21 |
Country Status (2)
Country | Link |
---|---|
US (1) | US4742420A (US20020051482A1-20020502-M00020.png) |
JP (1) | JPH0519847Y2 (US20020051482A1-20020502-M00020.png) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4952435A (en) * | 1985-10-03 | 1990-08-28 | Fuji Photo Film Co., Ltd. | Adhesive for a base-mounted flexible magnetic disc |
JP2565154B2 (ja) * | 1986-08-27 | 1996-12-18 | ソニー株式会社 | 磁気デイスク |
BR0008208A (pt) | 1999-02-12 | 2002-02-19 | Gen Electric | Meios de armazenamento de dados |
US7179551B2 (en) | 1999-02-12 | 2007-02-20 | General Electric Company | Poly(arylene ether) data storage media |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59151345A (ja) * | 1983-02-03 | 1984-08-29 | Toshiba Corp | 情報記憶媒体 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3737880A (en) * | 1971-09-10 | 1973-06-05 | Arvin Ind Inc | Flexible disc with air intake in turntable |
US4376963A (en) * | 1980-12-19 | 1983-03-15 | International Business Machines Corporation | Composite magnetic recording disk |
JPS6089618U (ja) * | 1983-11-24 | 1985-06-19 | 日本電気ホームエレクトロニクス株式会社 | 光デイスク |
US4623570A (en) * | 1985-03-14 | 1986-11-18 | Minnesota Mining And Manufacturing Company | Stable stretched surface recording medium |
-
1985
- 1985-08-21 JP JP1985126501U patent/JPH0519847Y2/ja not_active Expired - Lifetime
-
1986
- 1986-07-28 US US06/889,717 patent/US4742420A/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59151345A (ja) * | 1983-02-03 | 1984-08-29 | Toshiba Corp | 情報記憶媒体 |
Also Published As
Publication number | Publication date |
---|---|
JPS6236423U (US20020051482A1-20020502-M00020.png) | 1987-03-04 |
US4742420A (en) | 1988-05-03 |