DE286364C - - Google Patents
Info
- Publication number
- DE286364C DE286364C DENDAT286364D DE286364DA DE286364C DE 286364 C DE286364 C DE 286364C DE NDAT286364 D DENDAT286364 D DE NDAT286364D DE 286364D A DE286364D A DE 286364DA DE 286364 C DE286364 C DE 286364C
- Authority
- DE
- Germany
- Prior art keywords
- washers
- sheet metal
- washer
- punch
- metal strip
- 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.)
- Active
Links
- 238000004080 punching Methods 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 5
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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/08—Dies with different parts for several steps in a process
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Punching Or Piercing (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE286364C true DE286364C (cs) |
Family
ID=541696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT286364D Active DE286364C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE286364C (cs) |
-
0
- DE DENDAT286364D patent/DE286364C/de active Active
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