JPH0519848Y2 - - Google Patents
Info
- Publication number
- JPH0519848Y2 JPH0519848Y2 JP1985159767U JP15976785U JPH0519848Y2 JP H0519848 Y2 JPH0519848 Y2 JP H0519848Y2 JP 1985159767 U JP1985159767 U JP 1985159767U JP 15976785 U JP15976785 U JP 15976785U JP H0519848 Y2 JPH0519848 Y2 JP H0519848Y2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- disk
- base
- magnetic disk
- flexible
- 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
- 230000005291 magnetic effect Effects 0.000 claims description 75
- 229910052782 aluminium Inorganic materials 0.000 description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 8
- 239000000758 substrate Substances 0.000 description 8
- 230000002093 peripheral effect Effects 0.000 description 5
- 239000000428 dust Substances 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229920003002 synthetic resin Polymers 0.000 description 4
- 239000000057 synthetic resin Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- -1 polyethylene terephthalate Polymers 0.000 description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229920002799 BoPET Polymers 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005606 hygroscopic expansion Effects 0.000 description 1
- 238000007733 ion plating Methods 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
- 238000000465 moulding Methods 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003847 radiation curing Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 238000007738 vacuum evaporation Methods 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Landscapes
- Magnetic Record Carriers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985159767U JPH0519848Y2 (US20030199744A1-20031023-C00003.png) | 1985-10-18 | 1985-10-18 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985159767U JPH0519848Y2 (US20030199744A1-20031023-C00003.png) | 1985-10-18 | 1985-10-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6269826U JPS6269826U (US20030199744A1-20031023-C00003.png) | 1987-05-01 |
JPH0519848Y2 true JPH0519848Y2 (US20030199744A1-20031023-C00003.png) | 1993-05-25 |
Family
ID=31084509
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1985159767U Expired - Lifetime JPH0519848Y2 (US20030199744A1-20031023-C00003.png) | 1985-10-18 | 1985-10-18 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0519848Y2 (US20030199744A1-20031023-C00003.png) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5668902A (en) * | 1979-11-07 | 1981-06-09 | Victor Co Of Japan Ltd | Information recording medium disk |
JPS60131682A (ja) * | 1983-12-19 | 1985-07-13 | Fujitsu Ltd | 磁気デイスクのロ−デイング方式 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4834551U (US20030199744A1-20031023-C00003.png) * | 1971-08-27 | 1973-04-25 |
-
1985
- 1985-10-18 JP JP1985159767U patent/JPH0519848Y2/ja not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5668902A (en) * | 1979-11-07 | 1981-06-09 | Victor Co Of Japan Ltd | Information recording medium disk |
JPS60131682A (ja) * | 1983-12-19 | 1985-07-13 | Fujitsu Ltd | 磁気デイスクのロ−デイング方式 |
Also Published As
Publication number | Publication date |
---|---|
JPS6269826U (US20030199744A1-20031023-C00003.png) | 1987-05-01 |