JPS6229142Y2 - - Google Patents
Info
- Publication number
- JPS6229142Y2 JPS6229142Y2 JP1979121545U JP12154579U JPS6229142Y2 JP S6229142 Y2 JPS6229142 Y2 JP S6229142Y2 JP 1979121545 U JP1979121545 U JP 1979121545U JP 12154579 U JP12154579 U JP 12154579U JP S6229142 Y2 JPS6229142 Y2 JP S6229142Y2
- Authority
- JP
- Japan
- Prior art keywords
- punch
- die
- hole
- plate material
- product
- 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 31
- 238000004080 punching Methods 0.000 claims description 17
- 230000037431 insertion Effects 0.000 claims description 12
- 238000003780 insertion Methods 0.000 claims description 12
- 239000002184 metal Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Punching Or Piercing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1979121545U JPS6229142Y2 (ko) | 1979-09-03 | 1979-09-03 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1979121545U JPS6229142Y2 (ko) | 1979-09-03 | 1979-09-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5645524U JPS5645524U (ko) | 1981-04-23 |
JPS6229142Y2 true JPS6229142Y2 (ko) | 1987-07-27 |
Family
ID=29353676
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1979121545U Expired JPS6229142Y2 (ko) | 1979-09-03 | 1979-09-03 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6229142Y2 (ko) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS472757U (ko) * | 1971-01-26 | 1972-08-31 | ||
JPS4989288A (ko) * | 1972-12-21 | 1974-08-26 | ||
JPS502416A (ko) * | 1973-05-07 | 1975-01-11 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5541384Y2 (ko) * | 1976-04-13 | 1980-09-27 |
-
1979
- 1979-09-03 JP JP1979121545U patent/JPS6229142Y2/ja not_active Expired
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS472757U (ko) * | 1971-01-26 | 1972-08-31 | ||
JPS4989288A (ko) * | 1972-12-21 | 1974-08-26 | ||
JPS502416A (ko) * | 1973-05-07 | 1975-01-11 |
Also Published As
Publication number | Publication date |
---|---|
JPS5645524U (ko) | 1981-04-23 |
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