JPS51116488A - Method of forming counter sink on metallic plate - Google Patents
Method of forming counter sink on metallic plateInfo
- Publication number
- JPS51116488A JPS51116488A JP50041588A JP4158875A JPS51116488A JP S51116488 A JPS51116488 A JP S51116488A JP 50041588 A JP50041588 A JP 50041588A JP 4158875 A JP4158875 A JP 4158875A JP S51116488 A JPS51116488 A JP S51116488A
- Authority
- JP
- Japan
- Prior art keywords
- metallic plate
- counter sink
- forming counter
- forming
- sink
- 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
Abstract
PURPOSE:To form a counter sink without back indentation by a plastic working of metallic plate particularly thin plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50041588A JPS51116488A (en) | 1975-04-05 | 1975-04-05 | Method of forming counter sink on metallic plate |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50041588A JPS51116488A (en) | 1975-04-05 | 1975-04-05 | Method of forming counter sink on metallic plate |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS51116488A true JPS51116488A (en) | 1976-10-13 |
Family
ID=12612572
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50041588A Pending JPS51116488A (en) | 1975-04-05 | 1975-04-05 | Method of forming counter sink on metallic plate |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51116488A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5431033U (en) * | 1977-08-03 | 1979-03-01 | ||
JPS6082230A (en) * | 1983-10-05 | 1985-05-10 | Hitachi Ltd | Spot facing method of flat head screw |
JPH044932A (en) * | 1990-04-03 | 1992-01-09 | Nhk Spring Co Ltd | Structure of hole for fixing screw of metallic base board and its working method |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5171868A (en) * | 1974-12-20 | 1976-06-22 | Mitsui Mining & Smelting Co | Toritsukebanni okeru saraanajotoritsukeanano seikeihoho |
-
1975
- 1975-04-05 JP JP50041588A patent/JPS51116488A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5171868A (en) * | 1974-12-20 | 1976-06-22 | Mitsui Mining & Smelting Co | Toritsukebanni okeru saraanajotoritsukeanano seikeihoho |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5431033U (en) * | 1977-08-03 | 1979-03-01 | ||
JPS6082230A (en) * | 1983-10-05 | 1985-05-10 | Hitachi Ltd | Spot facing method of flat head screw |
JPH044932A (en) * | 1990-04-03 | 1992-01-09 | Nhk Spring Co Ltd | Structure of hole for fixing screw of metallic base board and its working method |
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Legal Events
Date | Code | Title | Description |
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R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
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R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
FPAY | Renewal fee payment (prs date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20070810 Year of fee payment: 13 |
|
FPAY | Renewal fee payment (prs date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20080810 Year of fee payment: 14 |
|
EXPY | Cancellation because of completion of term | ||
FPAY | Renewal fee payment (prs date is renewal date of database) |
Year of fee payment: 14 Free format text: PAYMENT UNTIL: 20080810 |