DE109520C - - Google Patents
Info
- Publication number
- DE109520C DE109520C DENDAT109520D DE109520DA DE109520C DE 109520 C DE109520 C DE 109520C DE NDAT109520 D DENDAT109520 D DE NDAT109520D DE 109520D A DE109520D A DE 109520DA DE 109520 C DE109520 C DE 109520C
- Authority
- DE
- Germany
- Prior art keywords
- roller
- machine
- punch
- plate
- drill
- 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
- 239000011435 rock Substances 0.000 claims description 2
- 230000000875 corresponding Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001404 mediated Effects 0.000 description 1
- 230000036633 rest Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K5/00—Making tools or tool parts, e.g. pliers
- B21K5/02—Making tools or tool parts, e.g. pliers drilling-tools or other for making or working on holes
- B21K5/06—Dressing, e.g. sharpening rock drills
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE109520C true DE109520C (nl) |
Family
ID=379407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT109520D Active DE109520C (nl) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE109520C (nl) |
-
0
- DE DENDAT109520D patent/DE109520C/de active Active
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