JPS6280620U - - Google Patents
Info
- Publication number
- JPS6280620U JPS6280620U JP17298985U JP17298985U JPS6280620U JP S6280620 U JPS6280620 U JP S6280620U JP 17298985 U JP17298985 U JP 17298985U JP 17298985 U JP17298985 U JP 17298985U JP S6280620 U JPS6280620 U JP S6280620U
- Authority
- JP
- Japan
- Prior art keywords
- stamper
- holder
- stamper holder
- view
- sectional
- 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.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 1
- 239000000758 substrate Substances 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 2
- 210000000078 claw Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
- Manufacturing Optical Record Carriers (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Description
第１図は一般の封止型光デイスクの１例を示す
断面図、第２図は従来の基板作成用金型の１例を
示す断面図、第３図は第２図の金型における取り
付け部分Ｃ部の拡大図、第４図は第２図の金型を
用いて成形された基板の断面図、第５図および第
６図は本考案による基板成形用金型の実施例を示
す部分断面図である。
１……情報トラツク、２……基板、３……内側
スペーサ、４……外側スペーサ、５，５′，５″
……スタンパ、６，６′，６″……内側スタンパ
押さえ、７……外側スタンパ押さえ、８……スプ
ール、９……インロー、１０……爪部、１１……
凹部、１２……信号溝、１３……記録材、１４…
…テーパー（スタンパ側）、１５，１７……テー
パー（スタンパ押さえ側）、１６……テーパー部
。
Fig. 1 is a sectional view showing an example of a general sealed optical disk, Fig. 2 is a sectional view showing an example of a conventional mold for manufacturing a substrate, and Fig. 3 is a sectional view showing an example of a conventional mold for producing a substrate. An enlarged view of part C, FIG. 4 is a cross-sectional view of a substrate molded using the mold shown in FIG. 2, and FIGS. FIG. 1... Information track, 2... Substrate, 3... Inner spacer, 4... Outer spacer, 5, 5', 5''
...Stamper, 6,6',6''...Inner stamper holder, 7...Outer stamper holder, 8...Spool, 9...Pilot, 10...Claw part, 11...
Recessed portion, 12... Signal groove, 13... Recording material, 14...
...Taper (stamper side), 15, 17... Taper (stamper holding side), 16... Taper part.
Claims (1)
押さえとを有する光デイスク成形用金型において
、スタンパと内側スタンパ押さえとの接触部を互
いに合致するテーパー状に構成したことを特徴と
する光デイスク成形用金型。 1. An optical disk molding mold having a stamper, an inner stamper holder, and an outer stamper holder, characterized in that a contact portion between the stamper and the inner stamper holder is formed into a tapered shape that matches each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17298985U JPS6280620U (en) | 1985-11-12 | 1985-11-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17298985U JPS6280620U (en) | 1985-11-12 | 1985-11-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6280620U true JPS6280620U (en) | 1987-05-23 |
Family
ID=31110032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17298985U Pending JPS6280620U (en) | 1985-11-12 | 1985-11-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6280620U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0554427A (en) * | 1991-08-28 | 1993-03-05 | Hitachi Ltd | Optical disk base plate and its molding die |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57203530A (en) * | 1981-06-10 | 1982-12-13 | Discovision Ass | Aggregate of valve |
| JPS5858214A (en) * | 1981-10-02 | 1983-04-06 | Mitsubishi Motors Corp | Manufacture of compacted vermicular graphite cast iron |
-
1985
- 1985-11-12 JP JP17298985U patent/JPS6280620U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57203530A (en) * | 1981-06-10 | 1982-12-13 | Discovision Ass | Aggregate of valve |
| JPS5858214A (en) * | 1981-10-02 | 1983-04-06 | Mitsubishi Motors Corp | Manufacture of compacted vermicular graphite cast iron |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0554427A (en) * | 1991-08-28 | 1993-03-05 | Hitachi Ltd | Optical disk base plate and its molding die |