DE268928C - - Google Patents
Info
- Publication number
- DE268928C DE268928C DENDAT268928D DE268928DA DE268928C DE 268928 C DE268928 C DE 268928C DE NDAT268928 D DENDAT268928 D DE NDAT268928D DE 268928D A DE268928D A DE 268928DA DE 268928 C DE268928 C DE 268928C
- Authority
- DE
- Germany
- Prior art keywords
- rack
- pinion
- toothed
- schräm
- machine according
- 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
- 238000005096 rolling process Methods 0.000 claims 1
- 238000005553 drilling Methods 0.000 description 4
- 239000011435 rock Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/64—Slitting machines guided solely by hand and either carried by hand or mounted on supports
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Drilling And Boring (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE268928C true DE268928C (no) |
Family
ID=525844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT268928D Active DE268928C (no) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE268928C (no) |
-
0
- DE DENDAT268928D patent/DE268928C/de active Active
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