JPS5241157A - Punch and method of cold forming of screw head having hole - Google Patents
Punch and method of cold forming of screw head having holeInfo
- Publication number
- JPS5241157A JPS5241157A JP11594475A JP11594475A JPS5241157A JP S5241157 A JPS5241157 A JP S5241157A JP 11594475 A JP11594475 A JP 11594475A JP 11594475 A JP11594475 A JP 11594475A JP S5241157 A JPS5241157 A JP S5241157A
- Authority
- JP
- Japan
- Prior art keywords
- punch
- hole
- screw head
- cold forming
- cold
- 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
Landscapes
- Forging (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11594475A JPS5241157A (en) | 1975-09-25 | 1975-09-25 | Punch and method of cold forming of screw head having hole |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11594475A JPS5241157A (en) | 1975-09-25 | 1975-09-25 | Punch and method of cold forming of screw head having hole |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5241157A true JPS5241157A (en) | 1977-03-30 |
Family
ID=14675024
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11594475A Pending JPS5241157A (en) | 1975-09-25 | 1975-09-25 | Punch and method of cold forming of screw head having hole |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5241157A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5144491A (en) * | 1974-10-14 | 1976-04-16 | Hamamatsu Tv Co Ltd | GASUREEZA SOCHI |
JPS5498194A (en) * | 1978-01-20 | 1979-08-02 | Kinmon Denki Kk | Metal vapor laser device |
US4232274A (en) * | 1978-05-30 | 1980-11-04 | Kimmon Electric Co., Ltd. | Metal vapor laser system |
-
1975
- 1975-09-25 JP JP11594475A patent/JPS5241157A/en active Pending
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5144491A (en) * | 1974-10-14 | 1976-04-16 | Hamamatsu Tv Co Ltd | GASUREEZA SOCHI |
JPS547679B2 (en) * | 1974-10-14 | 1979-04-09 | ||
JPS5498194A (en) * | 1978-01-20 | 1979-08-02 | Kinmon Denki Kk | Metal vapor laser device |
JPS5739545B2 (en) * | 1978-01-20 | 1982-08-21 | ||
US4232274A (en) * | 1978-05-30 | 1980-11-04 | Kimmon Electric Co., Ltd. | Metal vapor laser system |
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