JPH01105021U - - Google Patents
Info
- Publication number
- JPH01105021U JPH01105021U JP1987197649U JP19764987U JPH01105021U JP H01105021 U JPH01105021 U JP H01105021U JP 1987197649 U JP1987197649 U JP 1987197649U JP 19764987 U JP19764987 U JP 19764987U JP H01105021 U JPH01105021 U JP H01105021U
- Authority
- JP
- Japan
- Prior art keywords
- punch
- die
- metal plate
- piercing punch
- raised
- 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
- 239000002184 metal Substances 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 2
- 238000000034 method Methods 0.000 claims 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/001—Shaping combined with punching, e.g. stamping and perforating
Landscapes
- Punching Or Piercing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987197649U JPH01105021U (hu) | 1987-12-28 | 1987-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987197649U JPH01105021U (hu) | 1987-12-28 | 1987-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01105021U true JPH01105021U (hu) | 1989-07-14 |
Family
ID=31488193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987197649U Pending JPH01105021U (hu) | 1987-12-28 | 1987-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01105021U (hu) |
-
1987
- 1987-12-28 JP JP1987197649U patent/JPH01105021U/ja active Pending