JPS53110468A - Metal mould for semiconductor device - Google Patents
Metal mould for semiconductor deviceInfo
- Publication number
- JPS53110468A JPS53110468A JP2620177A JP2620177A JPS53110468A JP S53110468 A JPS53110468 A JP S53110468A JP 2620177 A JP2620177 A JP 2620177A JP 2620177 A JP2620177 A JP 2620177A JP S53110468 A JPS53110468 A JP S53110468A
- Authority
- JP
- Japan
- Prior art keywords
- metal mould
- semiconductor device
- depth
- mould
- circumference
- 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.)
- Granted
Links
Abstract
PURPOSE: To establish the metal mould for thin type mould, by increasing the depth from the center to the circumference for shallow concave portion and by shallowing the depth from the center to the circumference for the deep concave portion, in the upper and lower metal mould having the concave parts different in depth.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2620177A JPS53110468A (en) | 1977-03-09 | 1977-03-09 | Metal mould for semiconductor device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2620177A JPS53110468A (en) | 1977-03-09 | 1977-03-09 | Metal mould for semiconductor device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53110468A true JPS53110468A (en) | 1978-09-27 |
JPS618575B2 JPS618575B2 (en) | 1986-03-15 |
Family
ID=12186850
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2620177A Granted JPS53110468A (en) | 1977-03-09 | 1977-03-09 | Metal mould for semiconductor device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53110468A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01281739A (en) * | 1988-05-07 | 1989-11-13 | Mitsubishi Electric Corp | Molding die |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE8618905U1 (en) * | 1986-07-15 | 1986-08-28 | fischerwerke Artur Fischer GmbH & Co KG, 7244 Tumlingen | Storage case for magnetic tape cassettes |
JPS6371741U (en) * | 1986-10-27 | 1988-05-13 |
-
1977
- 1977-03-09 JP JP2620177A patent/JPS53110468A/en active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01281739A (en) * | 1988-05-07 | 1989-11-13 | Mitsubishi Electric Corp | Molding die |
Also Published As
Publication number | Publication date |
---|---|
JPS618575B2 (en) | 1986-03-15 |
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