JPS6141738B2 - - Google Patents
Info
- Publication number
- JPS6141738B2 JPS6141738B2 JP14155582A JP14155582A JPS6141738B2 JP S6141738 B2 JPS6141738 B2 JP S6141738B2 JP 14155582 A JP14155582 A JP 14155582A JP 14155582 A JP14155582 A JP 14155582A JP S6141738 B2 JPS6141738 B2 JP S6141738B2
- Authority
- JP
- Japan
- Prior art keywords
- disk
- cake
- information recording
- press
- cup
- 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
Links
- 239000000463 material Substances 0.000 claims description 29
- 238000004519 manufacturing process Methods 0.000 claims description 23
- 238000007688 edging Methods 0.000 claims description 18
- 238000001125 extrusion Methods 0.000 claims description 15
- 238000003825 pressing Methods 0.000 claims description 10
- 239000011347 resin Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 238000000034 method Methods 0.000 description 25
- 238000000465 moulding Methods 0.000 description 17
- 238000005192 partition Methods 0.000 description 17
- 238000009966 trimming Methods 0.000 description 13
- 238000001816 cooling Methods 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- 210000000078 claw Anatomy 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 4
- 230000007547 defect Effects 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 101100327917 Caenorhabditis elegans chup-1 gene Proteins 0.000 description 1
- 235000015895 biscuits Nutrition 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D17/00—Producing carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records; Producing record discs from master stencils
- B29D17/005—Producing optically read record carriers, e.g. optical discs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Manufacturing Optical Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14155582A JPS5931121A (ja) | 1982-08-13 | 1982-08-13 | 情報記録媒体の製造装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14155582A JPS5931121A (ja) | 1982-08-13 | 1982-08-13 | 情報記録媒体の製造装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5931121A JPS5931121A (ja) | 1984-02-20 |
| JPS6141738B2 true JPS6141738B2 (en]) | 1986-09-17 |
Family
ID=15294688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14155582A Granted JPS5931121A (ja) | 1982-08-13 | 1982-08-13 | 情報記録媒体の製造装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5931121A (en]) |
-
1982
- 1982-08-13 JP JP14155582A patent/JPS5931121A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5931121A (ja) | 1984-02-20 |
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